CVE Intelligence

Freedesktop.org vulnerabilities

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Published CVEs affecting Freedesktop.org products: 1 record(s), with severity, exploitation and fixes.

Libslirp 1

Exploited only (KEV) →

CVE-2026-9539 Medium · 6.5 CWE-125 Jun 24, 2026
libslirp TCP URG OOB Read Information Leak
An out-of-bounds heap read and integer underflow in the TCP urgent data handling (sosendoob) in freedesktop.org libslirp version before v4.9.2 on hypervisor host environments (e.g., QEMU) allows a privileged guest VM attacker (root or CAP_NET_RAW) to leak gigabytes of sensitive host-process heap memory via sending crafted TCP segments with manipulated URG flags and urgent pointers (ti_urp).