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CVE-2026-40469

CRITICAL CVSS: 9.1 Published: 2026-07-13 Modified: 2026-07-14

Description

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.

Affected Platforms

Fossies Gawk

Weakness Type

CWE-190

References