CVE-2026-13595 Util-linux: util-linux: heap use-after-free in libblkid nested partition probing

A flaw was found in the libblkid library of util-linux. During nested partition probing, the BSD, Minix, Solaris x86, and UnixWare partition probers cache a raw pointer to a parent partition entry in a dynamically allocated array. When subsequent partition additions cause the array to be...

CVE-2026-13595

CVE-2026-13595 affects libblkid in util-linux. During nested partition probing, BSD/Minix/Solaris x86/UnixWare probers cache a parent partition pointer in a dynamically allocated array; on reallocation, the pointer becomes stale, causing a heap use-after-free read. An attacker with access to a cr...

CVE-2026-13595

A flaw was found in the libblkid library of util-linux. During nested partition probing, the BSD, Minix, Solaris x86, and UnixWare partition probers cache a raw pointer to a parent partition entry in a dynamically allocated array. When subsequent partition additions cause the array to be...

[SECURITY] Fedora 43 Update: util-linux-2.41.5-1.fc43

The util-linux package contains a large variety of low-level system utilities that are necessary for a Linux system to function. Among others, util-linux contains the fdisk configuration tool and the login program...

SUSE-SU-2026:2653-1 Security update for util-linux

This update for util-linux fixes the following issue - CVE-2026-27456: TOCTOU in the mount program when setting up loop devices bsc1261606...

Fedora 43 : util-linux (2026-a7ff7017ee)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-a7ff7017ee advisory. upstream upgrade with security fixes: - CVE-2026-53612 - libmount: TOCTOU attack via ancestor directory swap during mount - CVE-2026-53613 - libmoun...

Astra Linux – Vulnerability in util-linux

util-linux is a random collection of Linux utilities. Prior to version 2.41.4, a TOCTOU Time-of-Check-Time-of-Use vulnerability was identified in the SUID binary /usr/bin/mount from util-linux. The mount binary, when setting up loop devices, validates the source file path with user privileges via...

SUSE-SU-2026:2492-1 Security update for util-linux

This update for util-linux fixes the following issue - CVE-2026-27456: TOCTOU in the mount program when setting up loop devices bsc1261606...

OPENSUSE-SU-2026:21028-1 Security update for util-linux

This update for util-linux fixes the following issue - CVE-2026-27456: TOCTOU in the mount program when setting up loop devices bsc1261606...

SUSE-SU-2026:22260-1 Security update for util-linux

This update for util-linux fixes the following issue - CVE-2026-27456: TOCTOU in the mount program when setting up loop devices bsc1261606...

SUSE-SU-2026:22332-1 Security update for util-linux

This update for util-linux fixes the following issue - CVE-2026-27456: TOCTOU in the mount program when setting up loop devices bsc1261606...

SUSE-SU-2026:2485-1 Security update for util-linux

This update for util-linux fixes the following issue - CVE-2026-27456: TOCTOU in the mount program when setting up loop devices bsc1261606...

Fedora 44 : util-linux (2026-c70cb96ff1)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-c70cb96ff1 advisory. upstream upgrade with security fixes: - CVE-2026-53612 - libmount: TOCTOU attack via ancestor directory swap during mount - CVE-2026-53613 - libmoun...

[SECURITY] Fedora 44 Update: util-linux-2.41.5-1.fc44

The util-linux package contains a large variety of low-level system utilities that are necessary for a Linux system to function. Among others, util-linux contains the fdisk configuration tool and the login program...

Important Photon OS Security Update - PHSA-2026-5.0-0885

Updates of 'rsync', 'jq', 'util-linux' packages of Photon OS have been released...

util-linux: util-linux: heap use-after-free in libblkid nested partition probing

A flaw was found in the libblkid library of util-linux. During nested partition probing, the BSD, Minix, Solaris x86, and UnixWare partition probers cache a raw pointer to a parent partition entry in a dynamically allocated array. When subsequent partition additions cause the array to be...

Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: util-linux: libblkid-2.42.2-1.hum1 aarch64, x8664 libblkid-devel-2.42.2-1.hum1 aarch64, x8664 libfdisk-2.42.2-1.hum1 aarch64, x8664 libfdisk-devel-2.42.2-1.hum1 aarch64, x8664...

Linux Distros Unpatched Vulnerability : CVE-2026-53612

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Debian Linux - util-linux - None Ubuntu Linux - Local Privilege Escalation via TOCTOU in mount8 hookowner.c chmod/chown CVE-2026-53612 Note that Nessus relies o...

Linux Distros Unpatched Vulnerability : CVE-2026-53614

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - upstream upgrade with security fixes: - CVE-2026-53612 - libmount: TOCTOU attack via ancestor directory swap during mount - CVE-2026-53613 - libmount: SUID bypa...

Linux Distros Unpatched Vulnerability : CVE-2026-53613

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - upstream upgrade with security fixes: - CVE-2026-53612 - libmount: TOCTOU attack via ancestor directory swap during mount - CVE-2026-53613 - libmount: SUID bypa...