UBUNTU-CVE-2026-23157

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...

CVE-2026-23157

CVE-2026-23157 is a Linux kernel vulnerability affecting the btrfs metadata writeback path. The issue occurs in the balance between dirty pages and a cgroup/global dirty limit, where an internal 32 MiB threshold for btrfs btree inode writeback prevents progress when the cgroup’s dirty pages excee...

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...

CVE-2026-23148

CVE-2026-23148 describes a race in the Linux kernel’s nvmet path where a completed bio can be re-submitted and dereferenced after bio_uninit() clears bio->bi_blkg, leading to a NULL pointer dereference in blk_cgroup_bio_start(). The race occurs when nvmet_bio_done() and nvmet_req_complete() in...

CVE-2026-23148 nvmet: fix race in nvmet_bio_done() leading to NULL pointer dereference

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix race in nvmetbiodone leading to NULL pointer dereference There is a race condition in nvmetbiodone that can cause a NULL pointer dereference in blkcgroupbiostart: 1. nvmetbiodone is called when a bio completes 2...

Linux Distros Unpatched Vulnerability : CVE-2026-23183

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cgroup/dmem: fix NULL pointer dereference when setting max An issue was triggered: BUG: kernel NULL pointer dereference, address: 0000000000000000 PF: superviso...

CVE-2026-23157: Improper Locking

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...

Linux Distros Unpatched Vulnerability : CVE-2026-23157

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

CVE-2026-23195: Use After Free

In the Linux kernel, the following vulnerability has been resolved: cgroup/dmem: avoid pool UAF An UAF issue was observed: BUG: KASAN: slab-use-after-free in pagecounteruncharge+0x65/0x150 Write of size 8 at addr ffff888106715440 by task insmod/527 CPU: 4 UID: 0 PID: 527 Comm: insmod...

Linux Distros Unpatched Vulnerability : CVE-2026-23195

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cgroup/dmem: avoid pool UAF An UAF issue was observed: BUG: KASAN: slab-use-after-free in pagecounteruncharge+0x65/0x150 Write of size 8 at addr ffff88810671544...

CVE-2026-23183: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: cgroup/dmem: fix NULL pointer dereference when setting max An issue was triggered: BUG: kernel NULL pointer dereference, address: 0000000000000000 PF: supervisor read access in kernel mode PF: errorcode0x0000 - not-present page P...

SUSE-SU-2026:0472-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 Azure kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-54013: interconnect: Fix locking for runpm vs reclaim bsc1256280. - CVE-2025-39880: libceph: fix invalid accesses to cephconnectionv1info bsc1250388. -...

PT-2026-39100

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists between task migration and iteration within the cgroup component. When a task is migrated out of a css set, the cgroup migrate add task function moves the task fr...

The vulnerability of the blkcg_activate_policy() function in the block/blk-cgroup.c module, which supports the block-level kernel in the Linux operating system, allows a hacker to trigger a service failure.

The vulnerability of the blkcgactivatepolicy function in the block/blk-cgroup.c module, which supports the block-level kernel in the Linux operating system, is related to the pointer manipulation. Exploiting this vulnerability could allow an attacker to cause service failures...

K000159873: Linux kernel vulnerability CVE-2025-39881

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: kernfs: Fix UAF in polling when open file is released A use-after-free UAF vulnerability was identified in the PSI Pressure Stall Information monitoring mechanism: BUG: KASAN: slab-use-after-free in...

CVE-2025-71181

In the Linux kernel, the following vulnerability has been resolved: rustbinder: remove spinlock in rustshrinkfreepage When forward-porting Rust Binder to 6.18, I neglected to take commit fb56fdf8b9a2 "mm/listlru: split the lock to per-cgroup scope" into account, and apparently I did not end up...

CVE-2025-71181

In the Linux kernel, the following vulnerability has been resolved: rustbinder: remove spinlock in rustshrinkfreepage When forward-porting Rust Binder to 6.18, I neglected to take commit fb56fdf8b9a2 "mm/listlru: split the lock to per-cgroup scope" into account, and apparently I did not end up...

EUVD-2025-206594

In the Linux kernel, the following vulnerability has been resolved: rustbinder: remove spinlock in rustshrinkfreepage When forward-porting Rust Binder to 6.18, I neglected to take commit fb56fdf8b9a2 "mm/listlru: split the lock to per-cgroup scope" into account, and apparently I did not end up...

CVE-2025-71181 rust_binder: remove spin_lock() in rust_shrink_free_page()

In the Linux kernel, the following vulnerability has been resolved: rustbinder: remove spinlock in rustshrinkfreepage When forward-porting Rust Binder to 6.18, I neglected to take commit fb56fdf8b9a2 "mm/listlru: split the lock to per-cgroup scope" into account, and apparently I did not end up...

CVE-2025-71181

In the Linux kernel, the following vulnerability has been resolved: rustbinder: remove spinlock in rustshrinkfreepage When forward-porting Rust Binder to 6.18, I neglected to take commit fb56fdf8b9a2 "mm/listlru: split the lock to per-cgroup scope" into account, and apparently I did not end up...