🛡️ CVE-2026-3442 on Alpine 3.21 (Root.io) — binutils

Distribution advisory

This page covers CVE-2026-3442 as tracked by Alpine 3.21 (Root.io), for the package binutils. The fix is available in version 2.43.1-r30072; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity none, availability high.

Weakness class

ROOT-OS-ALPINE-321-CVE-2026-3442 is classified as CWE-125: Out-of-bounds Read. The code reads past the limits of a buffer, exposing adjacent memory contents or crashing the process.

Affected software

ROOT-OS-ALPINE-321-CVE-2026-3442 is recorded against 2 packages.

• binutils (fixed in 2.43.1-r30072)
• rootio-binutils (fixed in 2.43.1-r30072)

Timeline and source

Published on 7 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

CVE-2026-3442 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Affected Packages

References