Medium [CVE-2026-13595] heap use-after-free in libblkid nested partition probing
This medium-severity Red Hat Linux advisory covers CVE-2026-13595 affecting Red Hat Hardened Images, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7.
Android app · Google Play
Monitor future Red Hat Linux CVEs from your phone.
Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.
Summary
heap use-after-free in libblkid nested partition probing. Red Hat rates this moderate (CVSS 6.8).
Weakness: CWE-416. Affected package(s): util-linux-main.
Resolved in Red Hat advisory RHSA-2026:26573 — update the affected packages (`sudo dnf update`).
Affected products named by the advisory: Red Hat Hardened Images; Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; and 2 more.
- util-linux-main-2.42.2-1.hum1
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- RHSA-2026:26573
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:26573 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Discussion(0)
No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.
Sign in to join the discussion.