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

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...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-993092)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993092 advisory. In the Linux kernel, the following vulnerability has been resolved: md: fix a crash in mempoolfree There's a crash in mempoolfree when running the lvm test...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992505)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992505 advisory. In the Linux kernel, the following vulnerability has been resolved: md: fix a crash in mempoolfree There's a crash in mempoolfree when running the lvm test...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992368)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992368 advisory. In the Linux kernel, the following vulnerability has been resolved: md: fix a crash in mempoolfree There's a crash in mempoolfree when running the lvm test...

SUSE CVE-2022-50752

In the Linux kernel, the following vulnerability has been resolved: md/raid5: Remove unnecessary bioput in raid5readonechunk When running chunk-sized reads on disks with badblocks duplicate bio free/puts are observed: ============================================================================= B...

EUVD-2022-55809

In the Linux kernel, the following vulnerability has been resolved: md/raid5: Remove unnecessary bioput in raid5readonechunk When running chunk-sized reads on disks with badblocks duplicate bio free/puts are observed: ============================================================================= B...

CVE-2022-50752

In the Linux kernel, the following vulnerability has been resolved: md/raid5: Remove unnecessary bioput in raid5readonechunk When running chunk-sized reads on disks with badblocks duplicate bio free/puts are observed: ============================================================================= B...

UBUNTU-CVE-2022-50752

In the Linux kernel, the following vulnerability has been resolved: md/raid5: Remove unnecessary bioput in raid5readonechunk When running chunk-sized reads on disks with badblocks duplicate bio free/puts are observed: ============================================================================= B...

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 an unnecessary bioput in raid5readonechunk, which could lead to duplicate releases...

PT-2025-53118

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue within the md/raid5 component. A double-free condition can occur during chunk-sized reads on disks with badblocks due to an unnecessary bio put call in...

Linux Distros Unpatched Vulnerability : CVE-2022-50752

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - md/raid5: Remove unnecessary bioput in raid5readonechunk When running chunk-sized reads on disks with badblocks duplicate bio free/puts are observed:...

DEBIAN-CVE-2022-50381

In the Linux kernel, the following vulnerability has been resolved: md: fix a crash in mempoolfree There's a crash in mempoolfree when running the lvm test shell/lvchange-rebuild-raid.sh. The reason for the crash is this: superwritten calls atomicdecandtest&mddev-pendingwrites and...

CVE-2022-50381

In the Linux kernel, the following vulnerability has been resolved: md: fix a crash in mempoolfree There's a crash in mempoolfree when running the lvm test shell/lvchange-rebuild-raid.sh. The reason for the crash is this: superwritten calls atomicdecandtest&mddev-pendingwrites and...

CVE-2022-50381 md: fix a crash in mempool_free

In the Linux kernel, the following vulnerability has been resolved: md: fix a crash in mempoolfree There's a crash in mempoolfree when running the lvm test shell/lvchange-rebuild-raid.sh. The reason for the crash is this: superwritten calls atomicdecandtest&mddev-pendingwrites and...

CVE-2022-50381 md: fix a crash in mempool_free

In the Linux kernel, the following vulnerability has been resolved: md: fix a crash in mempoolfree There's a crash in mempoolfree when running the lvm test shell/lvchange-rebuild-raid.sh. The reason for the crash is this: superwritten calls atomicdecandtest&mddev-pendingwrites and...

CVE-2022-50381

CVE-2022-50381 targets the Linux kernel mempool_free crash observed during mdend/mempool usage in environments such as EulerOS and Unity Linux. The root cause is a race between wake-up of pending_writes and the subsequent free of bios (bio) in mempool_free, where bio_put could race with other act...

CVE-2022-50381 md: fix a crash in mempool_free

In the Linux kernel, the following vulnerability has been resolved: md: fix a crash in mempoolfree There's a crash in mempoolfree when running the lvm test shell/lvchange-rebuild-raid.sh. The reason for the crash is this: superwritten calls atomicdecandtest&mddev-pendingwrites and...

kernel: md/raid5: Remove unnecessary bio_put() in raid5_read_one_chunk()

A double-free vulnerability was found in the Linux kernel's MD RAID5 driver. In raid5readonechunk, when encountering badblocks during chunk-sized reads, an unnecessary bioput is called. Since the bio is also freed by the common I/O completion path, this results in a double-free condition that can...

kernel: md: fix a crash in mempool_free

In the Linux kernel, the following vulnerability has been resolved: md: fix a crash in mempoolfree There's a crash in mempoolfree when running the lvm test shell/lvchange-rebuild-raid.sh. The reason for the crash is this: superwritten calls atomicdecandtest&mddev-pendingwrites and...