CVE-2025-47377 — Use After Free in Automotive Audio
Memory Corruption when accessing a buffer after it has been freed while processing IOCTL calls.
Who exploits it and how urgent it is
A 0–100 score combining confirmed exploitation, ransomware and APT use, public exploits, EPSS and severity.
How the score was calculated
- EPSS 0.1% (30-day exploitation probability)+0
- Technical severity (high)+6
The score orders the patch queue; it does not replace your asset context (internet exposure, criticality, compensating controls).
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the sources call it.
CISA SSVC assessment CISA
Three decision points CISA publishes for the CVEs it assesses (SSVC 2.0.3). A stakeholder decision, not a severity score.
Remediation
Fixes and mitigations documented by the sources — linked to the original advisory.
- Documented patch — docs.qualcomm.com (NIST National Vulnerability Database)
First 24 hours
Ordered from the record’s own fields — exposure first, because you cannot patch what you have not found. A rule-generated starting point.
- Identify exposed assets running the affected vendor/product/version combinations (Qualcomm Ar8035 Firmware, Qualcomm Fastconnect 6200 Firmware, Qualcomm Fastconnect 6900 Firmware…).
- Apply the fixed version or the patch documented under Remediation.
- Search available logs for exploit probes matching the vulnerability class (memory corruption), errors and authentication anomalies.
Affected scope
Vendor, product and versions as the sources word them.
| Vendor | Product | Versions | Status | Source |
|---|---|---|---|---|
| Qualcomm | Ar8035 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Fastconnect 6200 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Fastconnect 6900 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Fastconnect 7800 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Flight Rb5 5g Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Fwa Gen 3 Ultra Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | G1 Gen 1 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Lemans Au Lgit Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Lemansau Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Milos Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qam8255p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qam8295p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qamsrv1h Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qamsrv1m Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6174a Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6391 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6574 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6574a Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6574au Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6584au Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6595 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6595au Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6678aq Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6688aq Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6696 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6698aq Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6698au Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca6797aq Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca8081 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca8337 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca8695au Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca9367 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qca9377 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qcc710 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qcm2290 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qcm4325 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qcm6125 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qcn6224 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qcn6274 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qcn9011 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qcn9012 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qcs2290 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qcs4290 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qcs8550 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qep8111 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qfw7114 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qfw7124 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Qrb5165n Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Robotics Rb5 Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sa6155p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sa7255p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sa7775p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sa8155p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sa8195p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sa8255p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sa8295p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sa8620p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sa8770p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sa9000p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sd662 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sm6225p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sm6650p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sm7550 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sm7550p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sm7635p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sm7675 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sm7675p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sm8550p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sm8635 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sm8635p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sm8650q Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon |
version AR8035version FastConnect 6200version FastConnect 6900version FastConnect 7800version Flight RB5 5G Platformversion FWA Gen 3 Ultra Platformversion G1 Gen 1version LeMans_AU_LGIT and 114 moreversion LeMansAUversion Milosversion QAM8255Pversion QAM8295Pversion QAMSRV1Hversion QAMSRV1Mversion QCA6174Aversion QCA6391version QCA6574version QCA6574Aversion QCA6574AUversion QCA6584AUversion QCA6595version QCA6595AUversion QCA6678AQversion QCA6688AQversion QCA6696version QCA6698AQversion QCA6698AUversion QCA6797AQversion QCA8081version QCA8337version QCA8695AUversion QCA9367version QCA9377version QCC710version QCM2290version QCM4325version QCM6125version QCN6224version QCN6274version QCN9011version QCN9012version QCS2290version QCS4290version QCS8550version QEP8111version QFW7114version QFW7124version QRB5165Nversion Qualcomm Video Collaboration VC1 Platformversion Qualcomm Video Collaboration VC5 Platformversion Robotics RB5 Platformversion SA6155Pversion SA7255Pversion SA7775Pversion SA8155Pversion SA8195Pversion SA8255Pversion SA8295Pversion SA8620Pversion SA8770Pversion SA9000Pversion SD662version SM6225Pversion SM6650Pversion SM7550version SM7550Pversion SM7635Pversion SM7675version SM7675Pversion SM8550Pversion SM8635version SM8635Pversion SM8650Qversion Snapdragon 4 Gen 1 Mobile Platformversion Snapdragon 460 Mobile Platformversion Snapdragon 480 5G Mobile Platformversion Snapdragon 480+ 5G Mobile Platformversion Snapdragon 6 Gen 4 Mobile Platformversion Snapdragon 662 Mobile Platformversion Snapdragon 680 4G Mobile Platformversion Snapdragon 685 4G Mobile Platformversion Snapdragon 695 5G Mobile Platformversion Snapdragon 7s Gen 3 Mobile Platformversion Snapdragon 8 Gen 2 Mobile Platformversion Snapdragon 8 Gen 3 Mobile Platformversion Snapdragon 8+ Gen 2 Mobile Platformversion Snapdragon Auto 5G Modem-RF Gen 2version Snapdragon W5+ Gen 1 Wearable Platformversion Snapdragon X32 5G Modem-RF Systemversion Snapdragon X35 5G Modem-RF Systemversion Snapdragon X72 5G Modem-RF Systemversion Snapdragon X75 5G Modem-RF Systemversion SRV1Hversion SRV1Mversion SW5100version SW5100Pversion SXR2330Pversion SXR2350Pversion WCD9340version WCD9370version WCD9371version WCD9375version WCD9378version WCD9380version WCD9385version WCD9390version WCD9395version WCN3910version WCN3950version WCN3980version WCN3988version WCN6450version WCN6650version WCN6755version WSA8810version WSA8815version WSA8830version WSA8832version WSA8835version WSA8840version WSA8845version WSA8845H |
Vulnerable | CVE Program (cve.org) e CISA ADP |
| Qualcomm | Snapdragon 4 Gen 1 Mobile Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon 460 Mobile Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon 480+ 5g Mobile Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon 6 Gen 4 Mobile Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon 662 Mobile Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon 680 4g Mobile Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon 685 4g Mobile Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon 695 5g Mobile Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon 7s Gen 3 Mobile Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon 8 Gen 3 Mobile Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon 8+ Gen 2 Mobile Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon Auto 5g Modem-rf Gen 2 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon W5+ Gen 1 Wearable Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon X32 5g Modem-rf System Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon X35 5g Modem-rf System Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon X72 5g Modem-rf System Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Snapdragon X75 5g Modem-rf System Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Srv1h Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Srv1m Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sw5100 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sw5100p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sxr2330p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Sxr2350p Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Video Collaboration Vc1 Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Video Collaboration Vc5 Platform Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcd9340 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcd9370 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcd9371 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcd9375 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcd9378 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcd9380 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcd9385 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcd9390 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcd9395 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcn3910 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcn3950 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcn3980 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcn3988 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcn6450 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcn6650 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wcn6755 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wsa8810 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wsa8815 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wsa8830 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wsa8832 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wsa8835 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wsa8840 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wsa8845 Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
| Qualcomm | Wsa8845h Firmware | versions not specified by the source | Vulnerable | NIST National Vulnerability Database |
Attack characteristics
The CVSS vector, decoded. It describes the attack, not your exposure to it.
Every base score collected
Sources score independently and may disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Scored by |
|---|---|---|---|---|---|
| 7.8 | CVSS 3.1 | High | 1.8 | 5.9 | product-security@qualcomm.com via NIST National Vulnerability Database |
| 7.8 | CVSS 3.1 | High | — | — | qualcomm via CVE Program (cve.org) e CISA ADP |
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (score shown at the top: product-security@qualcomm.com) Weakness MITRE
Weakness class according to MITRE’s CWE catalog.
EPSS over time FIRST
Oct 13, 2026 → Oct 14, 2026 · 2 reading(s) · max 0.07%
Detection
Read off the CVSS vector and the weakness class. Starting points, not tested rules.
- Local/physical vector: focus on endpoint telemetry (EDR) from affected hosts.
- Correlate service crashes/restarts with inbound traffic; repeated crashes may indicate attempts.
Timeline
What happened to this CVE, newest first.
- 2026
- Affected products added · qualcomm, inc./snapdragon
- SSVC assessment updated
- Record published
- Fix documented
- CVSS changed · 7.8
- Source status changed · → Analyzed
- Record created in this database
- CVE published
Source activity
Repeated readings are counted rather than listed.
- 1× Official description updated · Oct 13, 2026 – Oct 13, 2026
References
1 on the record
Elsewhere on this site
Related CVEs (same products)
- High CVE-2026-57559 Use After Free in DSP_Services 9d
- High CVE-2026-25302 Improper Verification of Cryptographic Signature in Boot 9d
- High CVE-2026-57537 Use After Free in DSP Service 9d
- High CVE-2026-57545 Untrusted Pointer Dereference in Graphics 9d
- High CVE-2026-57554 Use After Free in DSP Service 9d
- High CVE-2026-57546 Buffer Over-read in WLAN HAL 9d
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.
Answered from this record
Text assembled only from the fields above — no additional claims.
What should defenders know first?
CVE-2025-47377 is "Use After Free in Automotive Audio", rated High. It affects Ar8035 Firmware (Qualcomm); versions are in the scope table. It is not in CISA KEV, which does not rule out exploitation. CVSS 7.8 describes technical severity. EPSS 0.07% estimates the probability of exploitation in 30 days; neither replaces your asset context. First verify whether exposed or business-critical assets run the affected versions, apply vendor fixes or mitigations, and preserve logs for review.
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