SUSE-SU-2026:21689-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013. - CVE-2026-46300: net: skbuff: propagate...

SUSE CVE-2026-43366

In the Linux kernel, the following vulnerability has been resolved: iouring/kbuf: check if target buffer list is still legacy on recycle There's a gap between when the buffer was grabbed and when it potentially gets recycled, where if the list is empty, someone could've upgraded it to a ring...

CVE-2026-1681

Issuing an ICMP ping via the net ping shell command to a device's own IPv4 address causes the network stack to recursively re-enter the input path on the same system work-queue stack. Because the destination is recognized as a local address, both the echo request and the resulting echo reply are...

CVE-2026-1681

Issuing an ICMP ping via the net ping shell command to a device's own IPv4 address causes the network stack to recursively re-enter the input path on the same system work-queue stack. Because the destination is recognized as a local address, both the echo request and the resulting echo reply are...

CVE-2026-1681 net: Stack Overflow with Ping (to own IP Address) via Shell

Issuing an ICMP ping via the net ping shell command to a device's own IPv4 address causes the network stack to recursively re-enter the input path on the same system work-queue stack. Because the destination is recognized as a local address, both the echo request and the resulting echo reply are...

CVE-2026-43468

A flaw was found in the net/mlx5 component of the Linux kernel. This vulnerability involves a deadlock condition that can occur when the eswitchmodeset function attempts to acquire a devlink lock while the esw-workqueue is executing and also trying to acquire the same lock. This concurrent lock...

CVE-2026-43382

A flaw was found in the batman-adv module of the Linux kernel. This vulnerability occurs when the batadvvelpgetthroughput function attempts to acquire a network lock RTNL lock that is already held, particularly during the cancellation of a work queue item. This can lead to a deadlock, causing a...

CVE-2026-43468

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix deadlock between devlink lock and esw-wq esw-workqueue executes eswfunctionschangedeventhandler - eswvfschangedeventhandler and acquires the devlink lock. .eswitchmodeset acquires devlink lock in devlinknlpredoit -...

CVE-2026-43366

In the Linux kernel, the following vulnerability has been resolved: iouring/kbuf: check if target buffer list is still legacy on recycle There's a gap between when the buffer was grabbed and when it potentially gets recycled, where if the list is empty, someone could've upgraded it to a ring...

CVE-2026-43366

In the Linux kernel, the following vulnerability has been resolved: iouring/kbuf: check if target buffer list is still legacy on recycle There's a gap between when the buffer was grabbed and when it potentially gets recycled, where if the list is empty, someone could've upgraded it to a ring...

CVE-2026-43468

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix deadlock between devlink lock and esw-wq esw-workqueue executes eswfunctionschangedeventhandler - eswvfschangedeventhandler and acquires the devlink lock. .eswitchmodeset acquires devlink lock in devlinknlpredoit -...

CVE-2026-43366

In the Linux kernel, the following vulnerability has been resolved: iouring/kbuf: check if target buffer list is still legacy on recycle There's a gap between when the buffer was grabbed and when it potentially gets recycled, where if the list is empty, someone could've upgraded it to a ring...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a deadlock between the devlink lock and esw-wq in the net mlx5 component. This deadlock can occur...

CVE-2026-43276

Summary: CVE-2026-43276 is a Linux kernel issue in the mana network driver causing a use-after-free during PCI service rescan. The crash occurs when mana_serv_reset() calls mana_gd_suspend(), mana_gd_cleanup() frees gc->service_wq, and a subsequent resume path leads to a second removal via man...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the managdcleanup function in the mana driver. This function does not check whether gc-servicewq ...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the idxd driver failing to release the associated work queue when releasing objects...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: NFSD: Deferred sub-object cleanup in export put callbacks The svcexportput function calls pathput and authdomainput immediately when the last reference is dropped, before the RCU grace period. RCU readers in eshow and cshow...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: optee: ffa: fix sleep in atomic context The OP-TEE driver registers the function notifcallback for FF-A notifications. However, this function is called in an atomic context, leading to errors when processing asynchronous...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Returns a CQE error if an invalid lkey is provided. RXE fails to update the WQE status in cases of LOCALwrite failures. This caused the following kernel panic if someone performed an atomic operation with an explicit...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ibmvnic: A memory leak was fixed when flushing the reset work queue...