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 20.1070a Security Update: kernel (UTSA-2026-013009)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013009 advisory. In the Linux kernel, the following vulnerability has been resolved: fs: writeback: fix use-after-free in markinodedirty An use-after-free issue occurred when...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007495)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007495 advisory. In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid UAF in f2fssyncinodemeta syzbot reported an UAF issue as below: 1 2 1...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006817)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006817 advisory. In the Linux kernel, the following vulnerability has been resolved: fs: writeback: fix use-after-free in markinodedirty An use-after-free issue occurred when...

UBUNTU-CVE-2026-23265

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on node footer in read,writeendio ----------- cut here ------------ kernel BUG at fs/f2fs/data.c:358! Call Trace: blkupdaterequest+0x5eb/0xe70 block/blk-mq.c:987 blkmqendrequest+0x3e/0x70...

CLSA-2026-1773048865 kernel: Fix of 53 CVEs

xhci: Remove device endpoints from bandwidth list when freeing the device CVE-2022-50470 - HID: multitouch: Add NULL check in mtinputconfigured CVE-2024-58020 - netfilter: nftsetpipapo: clamp maximum map bucket size to INTMAX CVE-2025-38201 - fs: writeback: fix use-after-free in markinodedirty...

CLSA-2026-1773046198 kernel: Fix of 31 CVEs

smb3: fix for slab out of bounds on mount to ksmbd CVE-2025-38728 - netfilter: nftsetpipapo: clamp maximum map bucket size to INTMAX CVE-2025-38201 - ALSA: usb-audio: Validate UAC3 power domain descriptors, too CVE-2025-38729 - net: atm: fix /proc/net/atm/lec handling CVE-2025-38180 - tcpbpf:...

Oracle Linux 7 : kernel (ELSA-2026-1581)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-1581 advisory. - e1000e: fix heap overflow in e1000seteeprom CVE-2025-39898 Orabug: 38904071 - i40e: fix idx validation in config queues msg CVE-2025-39971 Orabug:...

EUVD-2026-9406

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid UAF in f2fswriteendio As syzbot reported an use-after-free issue in f2fswriteendio. It is caused by below race condition: loop device umount - workerthread - loopprocesswork - doreqfilebacked - lorwaio -...

DEBIAN-CVE-2026-23234

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid UAF in f2fswriteendio As syzbot reported an use-after-free issue in f2fswriteendio. It is caused by below race condition: loop device umount - workerthread - loopprocesswork - doreqfilebacked - lorwaio -...

CVE-2026-23232

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: block cache/dio write during f2fsenablecheckpoint" This reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a. Original patch may cause below deadlock, revert it. write remount - writebegin - lockpage --- lock A -...

CVE-2026-23234

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid UAF in f2fswriteendio As syzbot reported an use-after-free issue in f2fswriteendio. It is caused by below race condition: loop device umount - workerthread - loopprocesswork - doreqfilebacked - lorwaio -...

CVE-2026-23234

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid UAF in f2fswriteendio As syzbot reported an use-after-free issue in f2fswriteendio. It is caused by below race condition: loop device umount - workerthread - loopprocesswork - doreqfilebacked - lorwaio -...

CVE-2026-23234

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid UAF in f2fswriteendio As syzbot reported an use-after-free issue in f2fswriteendio. It is caused by below race condition: loop device umount - workerthread - loopprocesswork - doreqfilebacked - lorwaio -...

CVE-2026-23234

CVE-2026-23234 affects the Linux kernel F2FS subsystem. A use-after-free can occur in f2fs_write_end_io() due to a race with kill_f2fs_super freeing sbi before writeback complete, allowing access to freed sbi during page cache/inode cleanup. The published fix relocates the checkpoint thread wakeu...

CVE-2026-23234 f2fs: fix to avoid UAF in f2fs_write_end_io()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid UAF in f2fswriteendio As syzbot reported an use-after-free issue in f2fswriteendio. It is caused by below race condition: loop device umount - workerthread - loopprocesswork - doreqfilebacked - lorwaio -...

CVE-2026-23234 f2fs: fix to avoid UAF in f2fs_write_end_io()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid UAF in f2fswriteendio As syzbot reported an use-after-free issue in f2fswriteendio. It is caused by below race condition: loop device umount - workerthread - loopprocesswork - doreqfilebacked - lorwaio -...

PT-2026-22920

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description The Linux kernel contains a use-after-free issue in the f2fs write end io function. This issue occurs due to a race condition where memory associated with the superblock sbi is freed whi...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005418)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005418 advisory. In the Linux kernel, the following vulnerability has been resolved: quota: flush quotareleasework upon quota writeback One of the paths quota writeback is called fr...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-112 (ALASKERNEL-5.10-2026-112)

The version of kernel installed on the remote host is prior to 5.10.247-246.989. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2026-112 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/restrack: Release MR restrack...