PT-2026-52303

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A recursive spinlock self-deadlock AA deadlock can occur on hugetlb lock when two concurrent madviseMADV HWPOISON calls are made on the same hugetlb page while racing with a concurrent...

PT-2026-52351

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free issue exists in the Bluetooth RFCOMM implementation. The function rfcomm get sock by channel scans the rfcomm sk list under a list lock but returns the selected...

CVE-2026-53128

In the Linux kernel, the following vulnerability has been resolved: drbd: Balance RCU calls in drbdadmdumpdevices Make drbdadmdumpdevices call rcureadlock before rcureadunlock is called. This has been detected by the Clang thread-safety analyzer...

CVE-2026-53084

In the Linux kernel, the following vulnerability has been resolved: bpf: return VMA snapshot from taskvma iterator Holding the per-VMA lock across the BPF program body creates a lock ordering problem when helpers acquire locks that depend on mmaplock: vmlock - irwsem - mmaplock - vmlock Snapshot...

CVE-2026-53084

In the Linux kernel, the following vulnerability has been resolved: bpf: return VMA snapshot from taskvma iterator Holding the per-VMA lock across the BPF program body creates a lock ordering problem when helpers acquire locks that depend on mmaplock: vmlock - irwsem - mmaplock - vmlock Snapshot...

EUVD-2026-38952

In the Linux kernel, the following vulnerability has been resolved: bpf: return VMA snapshot from taskvma iterator Holding the per-VMA lock across the BPF program body creates a lock ordering problem when helpers acquire locks that depend on mmaplock: vmlock - irwsem - mmaplock - vmlock Snapshot...

CVE-2026-53084 bpf: return VMA snapshot from task_vma iterator

In the Linux kernel, the following vulnerability has been resolved: bpf: return VMA snapshot from taskvma iterator Holding the per-VMA lock across the BPF program body creates a lock ordering problem when helpers acquire locks that depend on mmaplock: vmlock - irwsem - mmaplock - vmlock Snapshot...

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...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: lpfc: Fixed the deadlock issue in the SCSI I/O completion and abort handling routines. During stress I/O tests with 500+ vports, hard lockup calls were observed. CPU A: - nativequeuedspinlockslowpath+0x192 -...

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

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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 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...

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 ...

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...

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...