RLSA-2026:32990 Important: cifs-utils security update

The SMB/CIFS protocol is a standard file sharing protocol widely deployed on Microsoft Windows machines. The cifs-utils packages contain tools for mounting shares on Linux using the SMB/CIFS protocol. The tools in this package work in conjunction with support in the kernel to allow one to mount a...

USN-8496-2: cifs-utils regression

USN-8496-1 fixed a vulnerability in cifs-utils. Unfortunately, the fix introduced a regression with Kerberos mounts. This update reverts the security update until a complete fix is available. We apologize for the inconvenience. Original advisory details: It was discovered that cifs-utils...

USN-8496-2 cifs-utils regression

USN-8496-1 fixed a vulnerability in cifs-utils. Unfortunately, the fix introduced a regression with Kerberos mounts. This update reverts the security update until a complete fix is available. We apologize for the inconvenience. Original advisory details: It was discovered that cifs-utils...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : cifs-utils vulnerability (USN-8496-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-8496-1 advisory. It was discovered that cifs-utils incorrectly dropped root privileges before looking up user information. A local attacker could...

USN-8496-1: cifs-utils vulnerability

It was discovered that cifs-utils incorrectly dropped root privileges before looking up user information. A local attacker could possibly use this issue to execute arbitrary code as the root user...

USN-8496-1 cifs-utils vulnerability

It was discovered that cifs-utils incorrectly dropped root privileges before looking up user information. A local attacker could possibly use this issue to execute arbitrary code as the root user...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

kernel: fs/smb/client: fix out-of-bounds read in cifs_sanitize_prepath

A flaw was found in the Linux kernel's CIFS Common Internet File System client. When the cifssanitizeprepath function processes specially crafted input, such as an empty string or a string containing only delimiters, it can attempt to read data beyond its allocated memory buffer. This out-of-boun...

SUSE SLES12 Security Update : cifs-utils (SUSE-SU-2026:2700-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2026:2700-1 advisory. This update for cifs-utils fixes the following issue - CVE-2026-12505: cifs.upcall local privilege escalation via requestkey-controlled namespace switc...

ALSA-2026:34911 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: fs/smb/client: fix out-of-bounds read in cifssanitizeprepath CVE-2026-43112 kernel: rxrpc: Fix potential UAF after skbunshare failure CVE-2026-45998 kernel: drm/gem: Fix inconsistent plan...

PT-2026-55439

It was discovered that cifs-utils incorrectly dropped root privileges before looking up user information. A local attacker could possibly use this issue to execute arbitrary code as the root user...

Azure Linux 3.0 Security Update: CBL-Mariner Releases (CVE-2026-12505)

The version of CBL-Mariner Releases installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2026-12505 advisory. - A flaw was found in the cifs-utils package where the cifs.upcall helper fails to securely drop...

SUSE SLED15 / SLES15 Security Update : cifs-utils (SUSE-SU-2026:2699-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:2699-1 advisory. This update for cifs-utils fixes the following issue - CVE-2026-12505: cifs.upcall local privilege escalation via...

CVE-2026-12505 affecting package cifs-utils for versions less than 7.6-1

CVE-2026-12505 affecting package cifs-utils for versions less than 7.6-1. An upgraded version of the package is available that resolves this issue...

SUSE-SU-2026:22436-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs bsc1266290. - CVE-2025-68822: Input: alps - fix use-after-free bugs caused by...

SUSE-SU-2026:22460-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs bsc1266290. - CVE-2025-68822: Input: alps - fix use-after-free bugs caused by...

RHSA-2026:32990 Red Hat Security Advisory: cifs-utils security update

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Security update for cifs-utils

This update for cifs-utils fixes the following issue CVE-2026-12505: cifs.upcall local privilege escalation via requestkey-controlled namespace switch and NSS loading bsc1267389. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate o...

Security update for cifs-utils

This update for cifs-utils fixes the following issue CVE-2026-12505: cifs.upcall local privilege escalation via requestkey-controlled namespace switch and NSS loading bsc1267389. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate o...

SUSE-SU-2026:2699-1 Security update for cifs-utils

This update for cifs-utils fixes the following issue - CVE-2026-12505: cifs.upcall local privilege escalation via requestkey-controlled namespace switch and NSS loading bsc1267389...