CVE-2022-50377

In the Linux kernel, the following vulnerability has been resolved: ext4: check and assert if marking an nodelete evicting inode dirty In ext4evictinode, if we evicting an inode in the 'nodelete' path, it cannot be raced by another markinodedirty. If it happens, someone else may accidentally dirt...

PT-2025-38325

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the ext4 file system related to inode eviction. Specifically, in the ext4 evict inode function, a race condition can occur when evicting an inode ...

SUSE CVE-2023-53149

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid deadlock in fs reclaim with page writeback Ext4 has a filesystem wide lock protecting ext4writepages calls to avoid races with switching of journalled data flag or inode format. This lock can however cause a deadlock...

SUSE CVE-2023-53178

In the Linux kernel, the following vulnerability has been resolved: mm: fix zswap writeback race condition The zswap writeback mechanism can cause a race condition resulting in memory corruption, where a swapped out page gets swapped in with data that was written to a different page. The race...

SUSE CVE-2023-53284

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: check for null return of devmkzalloc in dpuwritebackinit Because of the possilble failure of devmkzalloc, dpuwbconn might be NULL and will cause null pointer dereference later. Therefore, it might be better to check ...

DEBIAN-CVE-2022-50344

In the Linux kernel, the following vulnerability has been resolved: ext4: fix null-ptr-deref in ext4writeinfo I caught a null-ptr-deref bug as follows: ================================================================== KASAN: null-ptr-deref in range 0x0000000000000068-0x000000000000006f CPU: 1 PI...

CVE-2022-50344

In the Linux kernel, the following vulnerability has been resolved: ext4: fix null-ptr-deref in ext4writeinfo I caught a null-ptr-deref bug as follows: ================================================================== KASAN: null-ptr-deref in range 0x0000000000000068-0x000000000000006f CPU: 1 PI...

UBUNTU-CVE-2022-50344

In the Linux kernel, the following vulnerability has been resolved: ext4: fix null-ptr-deref in ext4writeinfo I caught a null-ptr-deref bug as follows: ================================================================== KASAN: null-ptr-deref in range 0x0000000000000068-0x000000000000006f CPU: 1 PI...

CVE-2022-50344 ext4: fix null-ptr-deref in ext4_write_info

In the Linux kernel, the following vulnerability has been resolved: ext4: fix null-ptr-deref in ext4writeinfo I caught a null-ptr-deref bug as follows: ================================================================== KASAN: null-ptr-deref in range 0x0000000000000068-0x000000000000006f CPU: 1 PI...

CVE-2022-50344 ext4: fix null-ptr-deref in ext4_write_info

In the Linux kernel, the following vulnerability has been resolved: ext4: fix null-ptr-deref in ext4writeinfo I caught a null-ptr-deref bug as follows: ================================================================== KASAN: null-ptr-deref in range 0x0000000000000068-0x000000000000006f CPU: 1 PI...

CVE-2022-50344 ext4: fix null-ptr-deref in ext4_write_info

In the Linux kernel, the following vulnerability has been resolved: ext4: fix null-ptr-deref in ext4writeinfo I caught a null-ptr-deref bug as follows: ================================================================== KASAN: null-ptr-deref in range 0x0000000000000068-0x000000000000006f CPU: 1 PI...

CVE-2022-50344

CVE-2022-50344 - Linux kernel ext4 null-ptr-deref Affects: Linux kernel ext4 subsystem (ext4_write_info) in quota handling during umount/shutdown paths. Root cause: A null pointer dereference can occur in ext4_write_info when the superblock root inode is no longer valid during unmount, leading to...

CVE-2023-53284

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: check for null return of devmkzalloc in dpuwritebackinit Because of the possilble failure of devmkzalloc, dpuwbconn might be NULL and will cause null pointer dereference later. Therefore, it might be better to check ...

DEBIAN-CVE-2023-53284

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: check for null return of devmkzalloc in dpuwritebackinit Because of the possilble failure of devmkzalloc, dpuwbconn might be NULL and will cause null pointer dereference later. Therefore, it might be better to check ...

CVE-2023-53284 drm/msm/dpu: check for null return of devm_kzalloc() in dpu_writeback_init()

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: check for null return of devmkzalloc in dpuwritebackinit Because of the possilble failure of devmkzalloc, dpuwbconn might be NULL and will cause null pointer dereference later. Therefore, it might be better to check ...

CVE-2023-53284 drm/msm/dpu: check for null return of devm_kzalloc() in dpu_writeback_init()

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: check for null return of devmkzalloc in dpuwritebackinit Because of the possilble failure of devmkzalloc, dpuwbconn might be NULL and will cause null pointer dereference later. Therefore, it might be better to check ...

CVE-2023-53284 drm/msm/dpu: check for null return of devm_kzalloc() in dpu_writeback_init()

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: check for null return of devmkzalloc in dpuwritebackinit Because of the possilble failure of devmkzalloc, dpuwbconn might be NULL and will cause null pointer dereference later. Therefore, it might be better to check ...

CVE-2023-53284

The CVE-2023-53284 issue occurs in the Linux kernel DRM MSM DPU code path: if devm_kzalloc() fails during dpu_writeback_init(), dpu_wb_conn may become NULL and trigger a null pointer dereference later. The connected Astra Linux and SUSE advisories reproduce the same description and confirm the un...

PT-2025-37889

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains a flaw in the drm/msm/dpu subsystem where a failure of devm kzalloc could lead to a null pointer dereference in the dpu writeback init function. Specifically,...

PT-2025-38013

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A null-pointer dereference issue was identified in the ext4 filesystem within the Linux kernel. The vulnerability occurs during the ext4 write info function, potentially triggered duri...