CVE-2022-50436

In the Linux kernel, the following vulnerability has been resolved: ext4: don't set up encryption key during jbd2 transaction Commit a80f7fcf1867 "ext4: fixup ext4fctrack functions' signature" extended the scope of the transaction in ext4unlink too far, making it include the call to ext4findentry...

UBUNTU-CVE-2023-53455

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: drop all currently held locks if deadlock happens If vc4hdmiresetlink returns -EDEADLK, it means that a deadlock happened in the locking context. This situation should be addressed by dropping all currently held locks an...

UBUNTU-CVE-2022-50436

In the Linux kernel, the following vulnerability has been resolved: ext4: don't set up encryption key during jbd2 transaction Commit a80f7fcf1867 "ext4: fixup ext4fctrack functions' signature" extended the scope of the transaction in ext4unlink too far, making it include the call to ext4findentry...

CVE-2023-53522 cgroup,freezer: hold cpu_hotplug_lock before freezer_mutex

In the Linux kernel, the following vulnerability has been resolved: cgroup,freezer: hold cpuhotpluglock before freezermutex syzbot is reporting circular locking dependency between cpuhotpluglock and freezermutex, for commit f5d39b020809 "freezer,sched: Rewrite core freezer logic" replaced atomici...

CVE-2023-53455

CVE-2023-53455 concerns the Linux kernel DRM vc4 deadlock: vc4_hdmi_reset_link() returning -EDEADLK may deadlock in the locking context. The accepted fix is to drop held locks and back off using drm_modeset_backoff(), per the cited kernel DRM-KMS guidance. The vulnerability entry provides example...

CVE-2023-53455 drm/vc4: drop all currently held locks if deadlock happens

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: drop all currently held locks if deadlock happens If vc4hdmiresetlink returns -EDEADLK, it means that a deadlock happened in the locking context. This situation should be addressed by dropping all currently held locks an...

CVE-2023-53455 drm/vc4: drop all currently held locks if deadlock happens

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: drop all currently held locks if deadlock happens If vc4hdmiresetlink returns -EDEADLK, it means that a deadlock happened in the locking context. This situation should be addressed by dropping all currently held locks an...

CVE-2022-50436 ext4: don't set up encryption key during jbd2 transaction

In the Linux kernel, the following vulnerability has been resolved: ext4: don't set up encryption key during jbd2 transaction Commit a80f7fcf1867 "ext4: fixup ext4fctrack functions' signature" extended the scope of the transaction in ext4unlink too far, making it include the call to ext4findentry...

CVE-2022-50436

CVE-2022-50436 : Linux kernel ext4 had a deadlock risk when ext4_unlink() extended the jbd2 transaction scope, because ext4_find_entry() could require setting up the directory encryption key inside a transaction. The fix restores the transaction to its original scope, preventing the deadlock. The...

CVE-2022-50436 ext4: don't set up encryption key during jbd2 transaction

In the Linux kernel, the following vulnerability has been resolved: ext4: don't set up encryption key during jbd2 transaction Commit a80f7fcf1867 "ext4: fixup ext4fctrack functions' signature" extended the scope of the transaction in ext4unlink too far, making it include the call to ext4findentry...

CVE-2025-39915

In the Linux kernel, the following vulnerability has been resolved: net: phy: transfer phyconfiginband locking responsibility to phylink Problem description =================== Lockdep reports a possible circular locking dependency AB/BA between &pl-statemutex and &phy-lock, as follows...

CVE-2025-39910

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc, mm/kasan: respect gfp mask in kasanpopulatevmalloc kasanpopulatevmalloc and its helpers ignore the caller's gfpmask and always allocate memory using the hardcoded GFPKERNEL flag. This makes them inconsistent with...

UBUNTU-CVE-2025-39915

In the Linux kernel, the following vulnerability has been resolved: net: phy: transfer phyconfiginband locking responsibility to phylink Problem description =================== Lockdep reports a possible circular locking dependency AB/BA between &pl-statemutex and &phy-lock, as follows...

CVE-2025-39915 net: phy: transfer phy_config_inband() locking responsibility to phylink

In the Linux kernel, the following vulnerability has been resolved: net: phy: transfer phyconfiginband locking responsibility to phylink Problem description =================== Lockdep reports a possible circular locking dependency AB/BA between &pl-statemutex and &phy-lock, as follows...

CVE-2025-39915 net: phy: transfer phy_config_inband() locking responsibility to phylink

In the Linux kernel, the following vulnerability has been resolved: net: phy: transfer phyconfiginband locking responsibility to phylink Problem description =================== Lockdep reports a possible circular locking dependency AB/BA between &pl-statemutex and &phy-lock, as follows...

CVE-2025-39915

Summary: CVE-2025-39915 concerns the Linux kernel: a locking order issue where phy_config_inband() would acquire &pl->phydev->lock while phylink_major_config() had already acquired &pl->state_mutex, creating a potential deadlock when combined with phy_link_up/phy_link_down in the phylink...

PT-2025-40162

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.1.0-rc6-01399-g941aae326315 Description The Linux kernel contains a flaw within the DRM/VC4 subsystem related to deadlock handling. Specifically, if vc4 hdmi reset link returns -EDEADLK, indicating a deadlock i...

PT-2025-40229

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a circular locking dependency between cpu hotplug lock and freezer mutex within the cgroup freezer subsystem. Specifically, the issue arises from the order in...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from not properly handling deadlock situations, which can lead to system lockups...

PT-2025-40089

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a potential deadlock risk within the networking subsystem related to the handling of PHY device configuration. Specifically, a circular locking dependency exist...