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NVD CRITICAL: CVE-2026-40469 — Integer overflow vulnerability has been found in "builtin.c" program file of gaw...

·Source: NIST NVD

Updated:

Executive Summary

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.

Analysis

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 Score: 9.1. Published: 2026-07-13T13:16:37.033.

Indicators of Compromise (1)

CVE (1)
CVE-2026-40469
NVDMITRE CVE
Source Attribution

Originally published by NIST NVD on Jul 13, 2026. Verified by: NIST.

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