Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the btrfssyncfile event. This event involves accessing the super block through dentry, without...

Linux Distros Unpatched Vulnerability : CVE-2026-43117

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: tracepoints: get correct superblock from dentry in event btrfssyncfile If overlay is used on top of btrfs, dentry-dsb translates to overlay's super block...

PT-2026-37427

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A crash can occur in the Linux kernel when using overlay on top of btrfs. This happens because the btrfs sync file function incorrectly references the superblock from the dentry, which...

CVE-2026-31580

A flaw was found in the Linux kernel's bcache component. This use-after-free vulnerability occurs when a cached device is stopped while an I/O operation, specifically writing to the superblock, is still in progress. This timing issue can lead to the system attempting to access memory that has...

DEBIAN-CVE-2026-31580

In the Linux kernel, the following vulnerability has been resolved: bcache: fix cacheddev.sbbio use-after-free and crash In our production environment, we have received multiple crash reports regarding libceph, which have caught our attention: 6888366.280350 Call Trace: 6888366.280452...

CVE-2026-31580

In the Linux kernel, the following vulnerability has been resolved: bcache: fix cacheddev.sbbio use-after-free and crash In our production environment, we have received multiple crash reports regarding libceph, which have caught our attention: 6888366.280350 Call Trace: 6888366.280452...

CVE-2026-31580 bcache: fix cached_dev.sb_bio use-after-free and crash

In the Linux kernel, the following vulnerability has been resolved: bcache: fix cacheddev.sbbio use-after-free and crash In our production environment, we have received multiple crash reports regarding libceph, which have caught our attention: 6888366.280350 Call Trace: 6888366.280452...

EUVD-2026-25473

In the Linux kernel, the following vulnerability has been resolved: bcache: fix cacheddev.sbbio use-after-free and crash In our production environment, we have received multiple crash reports regarding libceph, which have caught our attention: 6888366.280350 Call Trace: 6888366.280452...

CVE-2026-31580 bcache: fix cached_dev.sb_bio use-after-free and crash

In the Linux kernel, the following vulnerability has been resolved: bcache: fix cacheddev.sbbio use-after-free and crash In our production environment, we have received multiple crash reports regarding libceph, which have caught our attention: 6888366.280350 Call Trace: 6888366.280452...

PT-2026-34932

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the bcache component. The problem occurs when a device is stopped while writing to the superblock, leading to a situation where the address of cached...

SUSE CVE-2026-31465

In the Linux kernel, the following vulnerability has been resolved: writeback: don't block sync for filesystems with no data integrity guarantees Add a SBINODATAINTEGRITY superblock flag for filesystems that cannot guarantee data persistence on sync eg fuse. For superblocks with this flag set, sy...

EUVD-2026-24809

In the Linux kernel, the following vulnerability has been resolved: writeback: don't block sync for filesystems with no data integrity guarantees Add a SBINODATAINTEGRITY superblock flag for filesystems that cannot guarantee data persistence on sync eg fuse. For superblocks with this flag set, sy...

CVE-2026-31465

In the Linux kernel, the following vulnerability has been resolved: writeback: don't block sync for filesystems with no data integrity guarantees Add a SBINODATAINTEGRITY superblock flag for filesystems that cannot guarantee data persistence on sync eg fuse. For superblocks with this flag set, sy...

CVE-2026-31465 writeback: don't block sync for filesystems with no data integrity guarantees

In the Linux kernel, the following vulnerability has been resolved: writeback: don't block sync for filesystems with no data integrity guarantees Add a SBINODATAINTEGRITY superblock flag for filesystems that cannot guarantee data persistence on sync eg fuse. For superblocks with this flag set, sy...

CVE-2026-31465

CVE-2026-31465 in the Linux kernel concerns the writeback path for filesystems without data integrity guarantees (e.g., fuse). The fix adds a SB_I_NO_DATA_INTEGRITY superblock flag; when set, sync kicks off writeback of dirty inodes but does not wait for flusher threads to finish. The change move...

CVE-2026-31465 writeback: don't block sync for filesystems with no data integrity guarantees

In the Linux kernel, the following vulnerability has been resolved: writeback: don't block sync for filesystems with no data integrity guarantees Add a SBINODATAINTEGRITY superblock flag for filesystems that cannot guarantee data persistence on sync eg fuse. For superblocks with this flag set, sy...

PT-2026-34370

In the Linux kernel, the following vulnerability has been resolved: writeback: don't block sync for filesystems with no data integrity guarantees Add a SB I NO DATA INTEGRITY superblock flag for filesystems that cannot guarantee data persistence on sync eg fuse. For superblocks with this flag set...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-006910)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006910 advisory. In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix shift-out-of-bounds/overflow in nilfssb2badoffset Patch series nilfs2: fix UBSAN...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007472)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007472 advisory. In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix use-after-free bug of nswriter on remount If a nilfs2 filesystem is downgraded to...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006593)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006593 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: remove a BUGON in ext4mbreleasegrouppa If a malicious fuzzer overwrites the ext4 superblock...