ALSA-2026:49851 Moderate: kernel-rt security, bug fix, and enhancement update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: ipc: limit nextid allocation to the valid ID range CVE-2026-52923 Bug Fixes and Enhancements: AlmaLinux8.10 - KVM: s390: Limit...

Critical: Red Hat Security Advisory: OpenShift Container Platform 4.22.7 bug fix and security update

Red Hat OpenShift Container Platform release 4.22.7 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.22. Red Hat Product Security has rated this update as having a...

Siemens SIMATIC S7-1500 CPU 1518 MFP NULL Pointer Dereference (CVE-2025-23143)

"In the Linux kernel, the following vulnerability has been resolved: net: Fix null-ptr-deref by socklockinitclassandname and rmmod. When I ran the repro 0 and waited a few seconds, I observed two LOCKDEP splats: a warning immediately followed by a null-ptr-deref. 1 Reproduction Steps: 1 Mount CIF...

CVE-2026-64383

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix double-free in SMB2flush replay SMB2flush keeps its response buffer bookkeeping across replay attempts. If a replayable flush response is received and the retry then fails before cifssendrecv stores a replacement...

Updated cifs-utils packages fix a security vulnerability

The updated packages fix a security vulnerability: Local privilege escalation via forged cifs.spnego key description in cifs.upcall. CVE-2026-12505...

cifs-utils security, bug fix, and enhancement update

An update is available for cifs-utils. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The SMB/CIFS protocol is a standard file sharing protocol widely deployed ...

RLSA-2026:39575 Important: cifs-utils security, bug fix, and enhancement 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...

Oracle Linux 10 : cifs-utils (ELSA-2026-32990)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-32990 advisory. 7.6-2 - resolves: RHEL-192935 - fix krb5 mount regression 7.6-1 - Update to version 7.6 - resolves: RHEL-185756 - CVE-2026-12505 cifs-utils: LPE via cifs.spne...

SUSE CVE-2026-64137

In the Linux kernel, the following vulnerability has been resolved: smb: client: require net admin for CIFS SWN netlink CIFSGENLCMDSWNNOTIFY is the userspace witness-notify command. The intended sender is the cifs.witness helper, but the generic-netlink operation currently has no capability flag,...

MiracleLinux 8 : kernel-4.18.0-553.141.2.el8_10 (AXSA:2026-1311:50)

"The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1311:50 advisory. kernel: tcp: fix potential race in tcpv6synrecvsock CVE-2026-43198 kernel: netfilter: nfnetlinkcthelper: fix OOB read in nfnlcthelperdumptable...

CVE-2026-64137

A flaw was found in the Linux kernel's Common Internet File System CIFS client. This vulnerability allows an unprivileged local user to send witness notifications or join a specific multicast group without proper administrative privileges. Exploiting this flaw could lead to information disclosure...

Linux Distros Unpatched Vulnerability : CVE-2026-64063

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: netfs: Fix streaming write being overwritten In order to avoid reading whilst writing,...

Linux Distros Unpatched Vulnerability : CVE-2026-64136

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - smb: client: protect tccount increment in smb2findsmbsesstconunlocked Commit 96c4af418586 cifs: Fix locking usage for tcon fields refactored cifs code to change...

Linux Distros Unpatched Vulnerability : CVE-2026-64108

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cifs: Fix busy dentry used after unmounting Since commit 340cea84f691c cifs: open files should not hold ref on superblock, cifs file only holds the dentry refcn...

Linux Distros Unpatched Vulnerability : CVE-2026-64137

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - smb: client: require net admin for CIFS SWN netlink CIFSGENLCMDSWNNOTIFY is the userspace witness- notify command. The intended sender is the cifs.witness helpe...

CVE-2026-64137

In the Linux kernel, the following vulnerability has been resolved: smb: client: require net admin for CIFS SWN netlink CIFSGENLCMDSWNNOTIFY is the userspace witness-notify command. The intended sender is the cifs.witness helper, but the generic-netlink operation currently has no capability flag,...

CVE-2026-64136

In the Linux kernel, the following vulnerability has been resolved: smb: client: protect tccount increment in smb2findsmbsesstconunlocked Commit 96c4af418586 "cifs: Fix locking usage for tcon fields" refactored cifs code to change cifstcpseslock for tclock around tccount changes. There was missin...

CVE-2026-64137

In the Linux kernel, the following vulnerability has been resolved: smb: client: require net admin for CIFS SWN netlink CIFSGENLCMDSWNNOTIFY is the userspace witness-notify command. The intended sender is the cifs.witness helper, but the generic-netlink operation currently has no capability flag,...

EUVD-2026-45822

In the Linux kernel, the following vulnerability has been resolved: smb: client: require net admin for CIFS SWN netlink CIFSGENLCMDSWNNOTIFY is the userspace witness-notify command. The intended sender is the cifs.witness helper, but the generic-netlink operation currently has no capability flag,...

CVE-2026-64137

In the Linux kernel, the following vulnerability has been resolved: smb: client: require net admin for CIFS SWN netlink CIFSGENLCMDSWNNOTIFY is the userspace witness-notify command. The intended sender is the cifs.witness helper, but the generic-netlink operation currently has no capability flag,...