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NVD CRITICAL: CVE-2026-40468 — 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. 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.

Analysis

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. CVSS Score: 9.1. Published: 2026-07-13T13:16:36.907.

Indicators of Compromise (1)

CVE (1)
CVE-2026-40468
NVDMITRE CVE
Source Attribution

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

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