CVE-2026-23109 fs/writeback: skip AS_NO_DATA_INTEGRITY mappings in wait_sb_inodes()

In the Linux kernel, the following vulnerability has been resolved: fs/writeback: skip ASNODATAINTEGRITY mappings in waitsbinodes Above the while loop in waitsbinodes, we document that we must wait for all pages under writeback for data integrity. Consequently, if a mapping, like fuse,...

CVE-2023-54182 f2fs: fix to check readonly condition correctly

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to check readonly condition correctly With below case, it can mount multi-device image w/ rw option, however one of secondary device is set as ro, later update will cause panic, so let's introduce f2fsdevisreadonly, and...

Siemens SCALANCE and RUGGEDCOM Devices Improper Input Validation (CVE-2024-37078)

nilfs2: kernel vulnerability due to lack of writeback flag waiting. When the log writer starts a writeback for segment summary blocks or a super root block that use the backing devices page cache, it does not wait for the ongoing folio/page writeback, resulting in an inconsistent writeback state...

EUVD-2025-36474

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF issue in f2fsmergepagebio As JY reported in bugzilla 1, Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 pc : 0xffffffe51d249484 f2fsiscpguaranteed+0x70/0x98 lr : 0xffffffe51d24ad...

CVE-2025-40054 f2fs: fix UAF issue in f2fs_merge_page_bio()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF issue in f2fsmergepagebio As JY reported in bugzilla 1, Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 pc : 0xffffffe51d249484 f2fsiscpguaranteed+0x70/0x98 lr : 0xffffffe51d24ad...

kernel: writeback: avoid use-after-free after removing device

In the Linux kernel, the following vulnerability has been resolved: writeback: avoid use-after-free after removing device When a disk is removed, bdiunregister gets called to stop further writeback and wait for associated delayed work to complete. However, wbinodewritebackend may schedule bandwid...

OESA-2024-2124 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: bna: ensure the copied buf is NUL terminated Currently, we allocate a nbytes-sized kernel buffer and copy nbytes from userspace to that buffer. Later, we use...

SUSE CVE-2024-37078

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential kernel bug due to lack of writeback flag waiting Destructive writes to a block device on which nilfs2 is mounted can cause a kernel bug in the folio/page writeback start routine or writeback end routine...

DEBIAN-CVE-2024-37078

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential kernel bug due to lack of writeback flag waiting Destructive writes to a block device on which nilfs2 is mounted can cause a kernel bug in the folio/page writeback start routine or writeback end routine...

Linux kernel security vulnerabilities

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 a lack of writeback flag waits, which can lead to an olio/page writeback start routine or a writeback end...