Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: hsr: Fixed uninit-value access in fillframeinfo Syzbot reports the following uninit-value access problems. ===================================================== BUG: KMSAN: uninit-value in fillframeinfo net/hsr/hsrforward.c:60...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In the net subsystem, hsr: rejecting HSR frames if skb cannot hold the tag. Receiving an HSR frame with insufficient space to hold the HSR tag in the skb can result in a crash kernel bug. 45.390915 skbuff: skbunderpanic:...

SUSE-SU-2026:4537-1 Security update for the Linux Kernel (Live Patch 18 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.66 fixes various security issues: The following security issues were fixed: - CVE-2026-63802: blk-cgroup: fix UAF in blkcgrstatflush bsc1272283. - CVE-2026-63888: scsi: target: iscsi: Fix CRC overread and double-free in...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: hsr: Prevent use after free in prpcreatetaggedframe The prpfillrct function may fail. In that case, it frees the skb and returns NULL. On the successful path, however, it returns the original skb. Therefore, it is straightforward...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: hsr: The operation of freeing the node table is deferred until after the RCU readers have processed it. Generic-netlink operations for hsrnodelist and hsrnodestatus are executed under rcureadlock. These operations iterate...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Networking layer: hsr – Fixed potential use-after-free issues. The skb structure is passed to netifrx, which may free it. After this call, dereferencing the skb structure may lead to a use-after-free condition...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: hsr: Avoid possible NULL dereference in skbclone. syzbot encountered a crash 1 in skbclone, caused by a bug in hsrgetuntaggedframe. When createstrippedskbhsr returns NULL, we must not attempt to call skbclone. Additionall...

CVE-2026-100071

A flaw was found in the Linux kernel's High-availability Seamless Redundancy HSR networking subsystem. When device initialization fails after network receive handlers have already been registered, frames received during this setup window can create dynamic node entries that are not properly...

Ubuntu 22.04 LTS / 24.04 LTS : Linux kernel (NVIDIA) vulnerabilities (USN-8842-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8842-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

SUSE CVE-2026-97419

In the Linux kernel, the following vulnerability has been resolved: hsr: broadcast netlink notifications in the device's net namespace The HSR generic netlink family sets .netnsok = true. HSR devices can live in network namespaces other than initnet. Two async notifiers broadcast events with...

CVE-2026-97419

A flaw was found in the Linux kernel's High-availability Seamless Redundancy HSR subsystem. When ring error or node down events occur, asynchronous netlink notifications are broadcast exclusively to the root network namespace rather than the device's specific network namespace. This issue allows ...

USN-8842-1 linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - InfiniBand drivers; - Network drivers; - TCM subsystem; - B.A.T.M.A.N. meshing protocol; - HSR network protocol; -...

ROS-20260929-73-0122

The vulnerability of the prpgetuntaggedframe function in the net/hsr module of the Linux operating system’s High-Speed Reservation Resource HSR protocol involves an operation that occurs outside of the buffer boundaries. Exploiting this vulnerability could allow a attacker to disclose protected...

SUSE CVE-2026-100071

In the Linux kernel, the following vulnerability has been resolved: net: hsr: free learned nodes on device setup failure hsrdevfinalize can fail after a lower-device RX handler has already been registered slave A is added before the failable slave B and interlink adds. RX handlers run in softirq...

DEBIAN-CVE-2026-100071

In the Linux kernel, the following vulnerability has been resolved: net: hsr: free learned nodes on device setup failure hsrdevfinalize can fail after a lower-device RX handler has already been registered slave A is added before the failable slave B and interlink adds. RX handlers run in softirq...

UBUNTU-CVE-2026-100071

In the Linux kernel, the following vulnerability has been resolved: net: hsr: free learned nodes on device setup failure hsrdevfinalize can fail after a lower-device RX handler has already been registered slave A is added before the failable slave B and interlink adds. RX handlers run in softirq...

CVE-2026-100071

In the Linux kernel, the following vulnerability has been resolved: net: hsr: free learned nodes on device setup failure hsrdevfinalize can fail after a lower-device RX handler has already been registered slave A is added before the failable slave B and interlink adds. RX handlers run in softirq...

CVE-2026-100071 net: hsr: free learned nodes on device setup failure

In the Linux kernel, the following vulnerability has been resolved: net: hsr: free learned nodes on device setup failure hsrdevfinalize can fail after a lower-device RX handler has already been registered slave A is added before the failable slave B and interlink adds. RX handlers run in softirq...

EUVD-2026-87068

In the Linux kernel, the following vulnerability has been resolved: net: hsr: free learned nodes on device setup failure hsrdevfinalize can fail after a lower-device RX handler has already been registered slave A is added before the failable slave B and interlink adds. RX handlers run in softirq...

CVE-2026-100071 net: hsr: free learned nodes on device setup failure

In the Linux kernel, the following vulnerability has been resolved: net: hsr: free learned nodes on device setup failure hsrdevfinalize can fail after a lower-device RX handler has already been registered slave A is added before the failable slave B and interlink adds. RX handlers run in softirq...