CVE-2026-52946 fs/fcntl: fix SOFTIRQ-unsafe lock order in fasync signaling

In the Linux kernel, the following vulnerability has been resolved: fs/fcntl: fix SOFTIRQ-unsafe lock order in fasync signaling A SOFTIRQ-safe to SOFTIRQ-unsafe lock order deadlock can occur in sendsigio and sendsigurg when a process group receives a signal. When FASYNC is configured for a proces...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: migrate: corrected lock ordering for hugetlb file folio operations Syzbot has identified a deadlock analyzed by Lance Yang: 1 Task 5749: Holds foliolock, then attempts to acquire immaprwsem read lock. 2 Task 5754: Holds...

net/sched: act_ct: Only release RCU read lock after ct_ft

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PT-2026-54799

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock can occur in the slimbus qcom-ngd-ctrl component due to an ABBA lock inversion. During SSR/PDR down notification, the qcom slim ngd ssr pdr notify function acquires the tx loc...

CVE-2026-45907

A flaw was found in the Linux kernel's mlx5e network driver. Incorrect lock ordering between devlink and netdev instance locks can lead to deadlocks. This issue can be triggered during various work tasks related to devlink health reporter recovery or concurrent channel tear down. A local attacker...

EUVD-2026-32373

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix deadlocks between devlink and netdev instance locks In the mentioned "Fixes" commit, various work tasks triggering devlink health reporter recovery were switched to use netdevtrylock to protect against concurrent...

CVE-2026-45907

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix deadlocks between devlink and netdev instance locks In the mentioned "Fixes" commit, various work tasks triggering devlink health reporter recovery were switched to use netdevtrylock to protect against concurrent...

UBUNTU-CVE-2026-45907

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix deadlocks between devlink and netdev instance locks In the mentioned "Fixes" commit, various work tasks triggering devlink health reporter recovery were switched to use netdevtrylock to protect against concurrent...

CVE-2026-45907

CVE-2026-45907 details a Linux kernel mlx5e netdev deadlock caused by incorrect lock ordering between devlink, rtnl, and netdev locks during recovery paths. The fix modifies several recovery flows to move netdev_trylock usage from lower-level work handlers to earlier points in the call chain (as ...

CVE-2026-45907 net/mlx5e: Fix deadlocks between devlink and netdev instance locks

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix deadlocks between devlink and netdev instance locks In the mentioned "Fixes" commit, various work tasks triggering devlink health reporter recovery were switched to use netdevtrylock to protect against concurrent...

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 issue between devlink and netdev instances. Due to an error in the lock order during t...

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 caused by the jbd2journalcancelrevoke function in jbd2. This issue may lead to an ABBA...

PT-2026-43774

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the net/mlx5e component where incorrect lock ordering leads to potential deadlocks between devlink and netdev instance locks. This occurs during devlink health reporte...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: L2CAP: Fixed a deadlock in l2capconndel. The l2capconndel function calls canceldelayedworksync for both infotimer and idaddrtimer while holding conn-lock. However, the functions l2capinfotimeout and...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix lock ordering in btrfszoneactivate The btrfs CI reported a lockdep warning as follows when running generic/129. WARNING: A circular locking dependency was detected. 6.7.0-rc5+ 1 Not tainted...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix inversion dependency warning while enabling IPsec tunnel Attempt to enable IPsec packet offload in tunnel mode in debug kernel generates the following kernel panic, which is happening due to two issues: 1. In SA ad...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ice: Fixed the LAG and VF lock dependencies in iceresetvf. The commit fixes the issue where the ice driver acquires the LAG mutex during iceresetvf. This lock acquisition is placed just before acquiring the VF configuration...

kernel: Linux kernel: Denial of Service due to a deadlock in hugetlb folio migration

A flaw was found in the Linux kernel. A local attacker could exploit a deadlock vulnerability due to incorrect lock ordering between foliolock and immaprwsem when migrating hugetlb file-backed folios. This could lead to hung tasks and potential system-wide stalls, resulting in a Denial of Service...

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 inconsistent lock order in the spidev driver’s spiLock and bufLock functions, potentially leading...

kernel: Linux kernel: Denial of Service due to a deadlock in hugetlb folio migration

A flaw was found in the Linux kernel. A local attacker could exploit a deadlock vulnerability due to incorrect lock ordering between foliolock and immaprwsem when migrating hugetlb file-backed folios. This could lead to hung tasks and potential system-wide stalls, resulting in a Denial of Service...