[CVE-2026-40469] Integer overflow vulnerability has been found in "builtin.c" program file of gawk (do_sub() routine)…

Descripción técnica

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.

Puntuación CVSS

Score: 9.1/10 — Severidad: CRITICAL — Estado NIST: Analyzed

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

Productos afectados

Gawk — Fossies

Debilidades (CWE)

CWE-190

Fuente oficial

Publicado en NIST NVD.