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: scsi: qla2xxx: Fix use after free on unload A system crash is observed due to a stack trace warning related to the use after free operation. There are two signals that can cause dpcthread to terminate: the UNLOADING flag and...

UBUNTU-CVE-2026-46187

In the Linux kernel, the following vulnerability has been resolved: wifi: rsi: fix kthread lifetime race between self-exit and external-stop RSI driver use both self-exitkthreadcompleteandexit and external-stop kthreadstop when killing a kthread. Generally, kthreadstop is called first, and in thi...

UBUNTU-CVE-2026-46180

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task Watchdog task might end between sendsig and kthreadstop calls, what results in the use-after-free issue. Fix this by increasing watchdog task referenc...

CVE-2026-46180

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task Watchdog task might end between sendsig and kthreadstop calls, what results in the use-after-free issue. Fix this by increasing watchdog task referenc...

EUVD-2026-32807

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task Watchdog task might end between sendsig and kthreadstop calls, what results in the use-after-free issue. Fix this by increasing watchdog task referenc...

UBUNTU-CVE-2026-45949

In the Linux kernel, the following vulnerability has been resolved: hwrng: core - use RCU and workstruct to fix race condition Currently, hwrngfill is not cleared until the hwrngfillfn thread exits. Since hwrngunregister reads hwrngfill outside the rngmutex lock, a concurrent hwrngunregister may...

CVE-2026-45949 hwrng: core - use RCU and work_struct to fix race condition

In the Linux kernel, the following vulnerability has been resolved: hwrng: core - use RCU and workstruct to fix race condition Currently, hwrngfill is not cleared until the hwrngfillfn thread exits. Since hwrngunregister reads hwrngfill outside the rngmutex lock, a concurrent hwrngunregister may...

Astra Linux - уязвимость в linux-5.10, linux-5.15

In the Linux kernel, the following vulnerabilities have been resolved: SUNRPC: Fixed a server shutdown leak A race condition was addressed where kthreadstop might prevent threadfn from being called at all. If this occurs, the svcrqst will not be cleaned up properly...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021645)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021645 advisory. In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix a server shutdown leak Fix a race where kthreadstop may prevent the threadfn from eve...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: tracing/osnoise: Use a cpumask to determine which threads are kthreads. The startkthread and stopthread functions were not always called with the interfacelock held. This means that the kthread variable could be unexpectedly...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993170)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993170 advisory. In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix a server shutdown leak Fix a race where kthreadstop may prevent the threadfn from eve...

CVE-2025-68328 firmware: stratix10-svc: fix bug in saving controller data

In the Linux kernel, the following vulnerability has been resolved: firmware: stratix10-svc: fix bug in saving controller data Fix the incorrect usage of platformsetdrvdata and devsetdrvdata. They both are of the same data and overrides each other. This resulted in the rmmod of the svc driver to...

CVE-2025-68240

In the Linux kernel, the following vulnerability has been resolved: nilfs2: avoid having an active sctimer before freeing sci Because kthreadstop did not stop sctask properly and returned -EINTR, the sctimer was not properly closed, ultimately causing the problem 1 reported by syzbot when freeing...

CVE-2025-68240

In the Linux kernel, the following vulnerability has been resolved: nilfs2: avoid having an active sctimer before freeing sci Because kthreadstop did not stop sctask properly and returned -EINTR, the sctimer was not properly closed, ultimately causing the problem 1 reported by syzbot when freeing...

UBUNTU-CVE-2025-68240

In the Linux kernel, the following vulnerability has been resolved: nilfs2: avoid having an active sctimer before freeing sci Because kthreadstop did not stop sctask properly and returned -EINTR, the sctimer was not properly closed, ultimately causing the problem 1 reported by syzbot when freeing...

CVE-2025-68240 nilfs2: avoid having an active sc_timer before freeing sci

In the Linux kernel, the following vulnerability has been resolved: nilfs2: avoid having an active sctimer before freeing sci Because kthreadstop did not stop sctask properly and returned -EINTR, the sctimer was not properly closed, ultimately causing the problem 1 reported by syzbot when freeing...

CVE-2025-68240 nilfs2: avoid having an active sc_timer before freeing sci

In the Linux kernel, the following vulnerability has been resolved: nilfs2: avoid having an active sctimer before freeing sci Because kthreadstop did not stop sctask properly and returned -EINTR, the sctimer was not properly closed, ultimately causing the problem 1 reported by syzbot when freeing...

CVE-2022-50620

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to invalidate dcc-f2fsissuediscard in error path Syzbot reports a NULL pointer dereference issue as below: refcountadd include/linux/refcount.h:193 inline refcountinc include/linux/refcount.h:250 inline refcountinc...

SUSE CVE-2022-50620

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to invalidate dcc-f2fsissuediscard in error path Syzbot reports a NULL pointer dereference issue as below: refcountadd include/linux/refcount.h:193 inline refcountinc include/linux/refcount.h:250 inline refcountinc...

CVE-2022-50620

CVE-2022-50620: Linux kernel/f2fs issue fixed. Root cause: in the error path of f2fs_start_discard_thread(), dcc->f2fs_issue_discard was not invalidated, allowing kthread_stop() to dereference an invalid pointer in the shutdown path (e.g., f2fs_stop_discard_thread, kill_f2fs_super, and related...