TencentOS Server 4: util-linux (TSSA-2026:0999)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0999 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

ROOT-OS-DEBIAN-13-CVE-2026-53615 CVE-2026-53615 in util-linux - Patched by Root

Root has patched CVE-2026-53615 in the util-linux package for Root:Debian:13. Multiple fixed versions available...

EulerOS 2.0 SP12 : util-linux (EulerOS-SA-2026-3392)

According to the versions of the util-linux packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in the libblkid library of util-linux. During nested partition probing, the BSD, Minix, Solaris x86, and UnixWare partition...

EulerOS 2.0 SP12 : util-linux (EulerOS-SA-2026-3317)

According to the versions of the util-linux packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in the libblkid library of util-linux. During nested partition probing, the BSD, Minix, Solaris x86, and UnixWare partition...

[slackware-security] util-linux

New util-linux packages are available for Slackware 15.0 and -current to fix security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/util-linux-2.42.3-i586-1slack15.0.txz: Upgraded. This update fixes bugs and security issues. For more information, see:...

The vulnerability of the Util-linux command-line utility suite relates to deficiencies in handling error situations, allowing attackers to exploit their privileges.

The vulnerability of the Util-linux command-line utility package is related to deficiencies in handling error situations. Exploiting this vulnerability can allow an attacker to increase their privileges...

Slackware Linux 15.0 / current util-linux Multiple Vulnerabilities (SSA:2026-249-03)

The version of util-linux installed on the remote host is prior to 2.42.3. It is, therefore, affected by multiple vulnerabilities as referenced in the SSA:2026-249-03 advisory. New util-linux packages are available for Slackware 15.0 and -current to fix security issues. Tenable has extracted the...

util-linux libmount Privilege Escalation via Failed Mount Helper

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SUSE CVE-2026-76642

util-linux versions through 2.41.5 and 2.42.2 fail to check mount helper exit status before running post-mount hooks, allowing unprivileged users to execute privileged operations on pre-existing filesystems. Attackers can exploit X-mount.idmap or X-mount.owner hooks to clone filesystems with...

SUSE CVE-2026-78410

A flaw was found in util-linux. Restricted bind mounts take the source path from fstab but do not pin that source before the privileged mount. A local unprivileged user who can replace the authorized source or a writable ancestor can redirect SUID mount8 to bind another host directory. If the fst...

Astra Linux – Vulnerability in util-linux

No description...

ALPINE-CVE-2026-76642

util-linux versions through 2.41.5 and 2.42.2 fail to check mount helper exit status before running post-mount hooks, allowing unprivileged users to execute privileged operations on pre-existing filesystems. Attackers can exploit X-mount.idmap or X-mount.owner hooks to clone filesystems with...

CVE-2026-76642

util-linux versions through 2.41.5 and 2.42.2 fail to check mount helper exit status before running post-mount hooks, allowing unprivileged users to execute privileged operations on pre-existing filesystems. Attackers can exploit X-mount.idmap or X-mount.owner hooks to clone filesystems with...

AZL-99081 CVE-2026-76642 affecting package util-linux for versions less than 2.40.2-6

util-linux versions through 2.41.5 and 2.42.2 fail to check mount helper exit status before running post-mount hooks, allowing unprivileged users to execute privileged operations on pre-existing filesystems. Attackers can exploit X-mount.idmap or X-mount.owner hooks to clone filesystems with...

util-linux: util-linux: nsenter --join-cgroup leaks root cgroup migration authority

The nsenter --join-cgroup option opens the target cgroup.procs file as root and leaves that file descriptor open across later namespace and credential changes and across execve. Because the kernel checks later cgroup migrations using the credentials from the original open, a program run in an...

util-linux: util-linux: restricted bind mounts do not pin the source, allowing X-mount.owner/group/mode redirection

A flaw was found in util-linux. Restricted bind mounts take the source path from fstab but do not pin that source before the privileged mount. A local unprivileged user who can replace the authorized source or a writable ancestor can redirect SUID mount8 to bind another host directory. If the fst...

util-linux: util-linux: failed external mount helper still runs privileged X-mount post-hooks

When an external mount. helper runs but exits with a nonzero status, libmount still treats the helper invocation as successful and runs privileged post-mount hooks. A local unprivileged user with an /etc/fstab entry that uses the user option together with X-mount.idmap or X-mount.owner/group/mode...

util-linux: util-linux: X-mount.subdir detached-tree resolution can escape via intermediate symlinks

The X-mount.subdir option uses a detached-tree fast path on Linux 6.15 and later and passes the configured subdirectory to opentree with ATSYMLINKNOFOLLOW. That flag does not stop intermediate symlink traversal or keep resolution inside the newly mounted filesystem. A local unprivileged user with...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: util-linux: libblkid-2.42.2-3.4.hum1 aarch64, x8664 libblkid-devel-2.42.2-3.4.hum1 aarch64, x8664 libfdisk-2.42.2-3.4.hum1 aarch64, x8664 libfdisk-devel-2.42.2-3.4.hum1 aarch64, x8664...

EUVD-2026-70382

util-linux versions through 2.41.5 and 2.42.2 fail to check mount helper exit status before running post-mount hooks, allowing unprivileged users to execute privileged operations on pre-existing filesystems. Attackers can exploit X-mount.idmap or X-mount.owner hooks to clone filesystems with...