Fossies Gawk vulnerabilities
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Published CVEs affecting Fossies Gawk: 4 record(s), with affected versions and fixes.cpe:2.3:a:fossies:gawk
CVE-2026-40553
High · 7.5
CWE-121 Jul 13, 2026
Stack-based buffer overflow in gawk
Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk (ftype() routine). This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below.
CVE-2026-40469
Critical · 9.1
CWE-190 Jul 13, 2026
Heap buffer overflow in gawk
Integer overflow vulnerability has been found in "builtin.c" program file of gawk (do_sub() routine). This issue could be used to overwrite gawk heap metadata and objects causing the program to crash. It affects 32-bit builds of gawk in versions 5.4.0 and below.
CVE-2026-40468
Critical · 9.1
CWE-190 Jul 13, 2026
Heap buffer overflow in gawk
Integer overflow vulnerability has been found in "builtin.c" program file of gawk. This issue may lead to memory exhaustion on the hosting operating system and could be used to overwrite gawk heap metadata and objects with attacker-controlled bytes. It affects gawk in versions 5.4.0 and below.
CVE-2026-40467
High · 7.5
CWE-416 Jul 13, 2026
Use after free in gawk
Use After Free vulnerability has been found in "io.c" program file of gawk (do_getline_redir() routine). This issue may lead to a crash. It affects gawk in versions 5.4.0 and below.