UBUNTU-CVE-2023-53799

In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in cryptodestroyinstance The function cryptodropspawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the...

UBUNTU-CVE-2023-53795

In the Linux kernel, the following vulnerability has been resolved: iommufd: IOMMUFDDESTROY should not increase the refcount syzkaller found a race where IOMMUFDDESTROY increments the refcount: obj = iommufdgetobjectucmd-ictx, cmd-id, IOMMUFDOBJANY; if ISERRobj return PTRERRobj;...

CVE-2023-53799

In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in cryptodestroyinstance The function cryptodropspawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the...

SUSE CVE-2023-53765

In the Linux kernel, the following vulnerability has been resolved: dm cache: free background tracker's queued work in btrackerdestroy Otherwise the kernel can BUG with: 2245.426978 ============================================================================= 2245.435155 BUG btwork Tainted: G B W...

CVE-2023-53799 crypto: api - Use work queue in crypto_destroy_instance

In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in cryptodestroyinstance The function cryptodropspawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the...

CVE-2023-53799

CVE-2023-53799 affects the Linux kernel crypto subsystem where crypto_destroy_instance could free an instance in atomic context if the last user unregisters while active. Root cause: crypto_drop_spawn may be invoked outside process context, risking atomic-context frees. Fix: defer the freeing to ...

CVE-2023-53799 crypto: api - Use work queue in crypto_destroy_instance

In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in cryptodestroyinstance The function cryptodropspawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the...

CVE-2023-53799

In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in cryptodestroyinstance The function cryptodropspawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the...

CVE-2023-53795

The CVE-2023-53795 issue in the Linux kernel concerns a race where IOMMUFD_DESTROY would incorrectly increment an object’s refcount, potentially causing spurious failures during destruction when combined with iommufd_object_destroy_user. Public advisories confirm a fix that avoids any refcount in...

CVE-2023-53795 iommufd: IOMMUFD_DESTROY should not increase the refcount

In the Linux kernel, the following vulnerability has been resolved: iommufd: IOMMUFDDESTROY should not increase the refcount syzkaller found a race where IOMMUFDDESTROY increments the refcount: obj = iommufdgetobjectucmd-ictx, cmd-id, IOMMUFDOBJANY; if ISERRobj return PTRERRobj;...

CVE-2023-53795

In the Linux kernel, the following vulnerability has been resolved: iommufd: IOMMUFDDESTROY should not increase the refcount syzkaller found a race where IOMMUFDDESTROY increments the refcount: obj = iommufdgetobjectucmd-ictx, cmd-id, IOMMUFDOBJANY; if ISERRobj return PTRERRobj;...

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 cryptodestroyinstance not releasing an instance in the work queue, which could lead to post-release reuse in...

PT-2025-49717

In the Linux kernel, the following vulnerability has been resolved: ubi: Fix UAF wear-leveling entry in eraseblk count seq show Wear-leveling entry could be freed in error path, which may be accessed again in eraseblk count seq show, for example: erase worker eraseblk count seq show wl =...

PT-2025-49655

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.3.0-rc1-syzkaller Description The Linux kernel contained a flaw in the iommufd subsystem where IOMMUFD DESTROY incorrectly increased the reference count. This created a race condition when combined with iommufd...

PT-2025-49659

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the crypto API related to instance destruction. The crypto drop spawn function is designed to operate within a process context, but it can be triggere...

PT-2025-49641

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.3.0-rc4-01174-gb5d54eb5899a 7 Description The Linux kernel contains a use-after-free issue within the tcp write timer handler function. This occurs when the SMC SMC socket creates a kernel socket and the kernel...

DEBIAN-CVE-2023-53765

In the Linux kernel, the following vulnerability has been resolved: dm cache: free background tracker's queued work in btrackerdestroy Otherwise the kernel can BUG with: 2245.426978 ============================================================================= 2245.435155 BUG btwork Tainted: G B W...

CVE-2023-53765

In the Linux kernel, the following vulnerability has been resolved: dm cache: free background tracker's queued work in btrackerdestroy Otherwise the kernel can BUG with: 2245.426978 ============================================================================= 2245.435155 BUG btwork Tainted: G B W...

CVE-2023-53765

CVE-2023-53765 is a Linux kernel issue affecting the device-mapper cache (dm-cache) background tracker cleanup. The root cause is cleanup of bg tracker work objects (bt_work) during dm-cache teardown, where kmem_cache_destroy could leave objects and trigger a kernel BUG when freeing resources (no...

CVE-2023-53765 dm cache: free background tracker's queued work in btracker_destroy

In the Linux kernel, the following vulnerability has been resolved: dm cache: free background tracker's queued work in btrackerdestroy Otherwise the kernel can BUG with: 2245.426978 ============================================================================= 2245.435155 BUG btwork Tainted: G B W...