CVE-2026-40469

CRITICAL9.1

Published 2026-07-13 · Updated 2026-07-14 · Source cvd@cert.pl

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.

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

CWE-190

References

View on NVD

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