CVE-2026-23157 btrfs: do not strictly require dirty metadata threshold for metadata writepages

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...

PT-2026-8152

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.18 Description The Linux kernel contains a flaw in the btrfs subsystem related to dirty metadata page handling. Specifically, the kernel may strictly require a dirty metadata threshold for metadata writepages,...

The vulnerability of the `ceph_writepages_start()` function in the `fs/ceph/addr.c` module of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the cephwritepagesstart function in the fs/ceph/addr.c module of the Linux operating system is related to the assignment of a null pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987593)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987593 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0:...

EUVD-2023-59818

Malicious code in bioql PyPI...

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...

AZL-70771 CVE-2023-53149 affecting package kernel 5.15.200.1-1

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...

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...

CVE-2023-53149 ext4: avoid deadlock in fs reclaim with page writeback

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...

CVE-2023-53149

CVE-2023-53149 concerns the Linux kernel ext4 filesystem. The issue arises from a filesystem-wide lock protecting ext4_writepages() that can deadlock during fs reclaim initiated by page writeback, due to a recursion scenario where ext4_writepages() attempts to acquire sbi->s_writepages_rwsem w...

SUSE CVE-2022-49347

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0: ext4mbgeneratebuddy:1141: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free cls ------------ cut here ------------ kernel...

DEBIAN-CVE-2022-49347

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0: ext4mbgeneratebuddy:1141: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free cls ------------ cut here ------------ kernel...

UBUNTU-CVE-2022-49347

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0: ext4mbgeneratebuddy:1141: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free cls ------------ cut here ------------ kernel...

CVE-2022-49347

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0: ext4mbgeneratebuddy:1141: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free cls ------------ cut here ------------ kernel...

CVE-2022-49347

CVE-2022-49347 concerns a Linux kernel issue in ext4 where a bug_on can trigger during ext4_writepages in delay allocation mode when inline data has been converted to an extent. The root cause described across the provided documents is a race: inline data may be destroyed before ext4_writepages r...

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 ext4writepages not handling block bitmap inconsistencies correctly, which could lead to a kernel crash...

SUSE CVE-2024-27036

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix writeback data corruption cifs writeback doesn't correctly handle the case where cifsextendwriteback hits a point where it is considering an additional folio, but this would overrun the wsize - at which point it drops o...

UBUNTU-CVE-2024-27036

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix writeback data corruption cifs writeback doesn't correctly handle the case where cifsextendwriteback hits a point where it is considering an additional folio, but this would overrun the wsize - at which point it drops o...

kernel: ext4: avoid deadlock in fs reclaim with page writeback

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...

kernel: ext4: fix bug_on in ext4_writepages

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0: ext4mbgeneratebuddy:1141: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free cls ------------ cut here ------------ kernel...