UBUNTU-CVE-2025-22115

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix block group refcount race in btrfscreatependingblockgroups Block group creation is done in two phases, which results in a slightly unintuitive property: a block group can be allocated/deallocated from after...

UBUNTU-CVE-2025-22114

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't clobber ret in btrfsvalidatesuper Commit 2a9bb78cfd36 "btrfs: validate system chunk array at btrfsvalidatesuper" introduces a call to validatesyschunkarray in btrfsvalidatesuper, which clobbers the value of ret set...

CVE-2025-22115

CVE-2025-22115 affects the Linux kernel Btrfs code, specifically a race in btrfs_create_pending_block_groups() that mishandles block group refcounts during a two‑phase creation. The fix introduced BLOCK_GROUP_FLAG_NEW but did not use unused_bg_lock, allowing a race between btrfs_create_pending_bl...

CVE-2025-22115 btrfs: fix block group refcount race in btrfs_create_pending_block_groups()

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix block group refcount race in btrfscreatependingblockgroups Block group creation is done in two phases, which results in a slightly unintuitive property: a block group can be allocated/deallocated from after...

CVE-2025-22115

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix block group refcount race in btrfscreatependingblockgroups Block group creation is done in two phases, which results in a slightly unintuitive property: a block group can be allocated/deallocated from after...

CVE-2025-22115 btrfs: fix block group refcount race in btrfs_create_pending_block_groups()

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix block group refcount race in btrfscreatependingblockgroups Block group creation is done in two phases, which results in a slightly unintuitive property: a block group can be allocated/deallocated from after...

CVE-2025-22114

CVE-2025-22114 (Linux kernel, btrfs) is fixed: the patch prevents clobbering the previously set return value in btrfs_validate_super() by ensuring validate_sys_chunk_array() does not wipe the early validity checks. The root cause is that the call to validate_sys_chunk_array() could overwrite ret,...

CVE-2025-22114 btrfs: don't clobber ret in btrfs_validate_super()

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't clobber ret in btrfsvalidatesuper Commit 2a9bb78cfd36 "btrfs: validate system chunk array at btrfsvalidatesuper" introduces a call to validatesyschunkarray in btrfsvalidatesuper, which clobbers the value of ret set...

CVE-2025-22114

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't clobber ret in btrfsvalidatesuper Commit 2a9bb78cfd36 "btrfs: validate system chunk array at btrfsvalidatesuper" introduces a call to validatesyschunkarray in btrfsvalidatesuper, which clobbers the value of ret set...

CVE-2025-22114 btrfs: don't clobber ret in btrfs_validate_super()

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't clobber ret in btrfsvalidatesuper Commit 2a9bb78cfd36 "btrfs: validate system chunk array at btrfsvalidatesuper" introduces a call to validatesyschunkarray in btrfsvalidatesuper, which clobbers the value of ret set...

Important: kernel-livepatch-6.1.127-135.201

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when attempting to join an aborted transaction CVE-2025-21753 In the Linux kernel, the following vulnerability has been resolved: nfsd: clear aclaccess/acldefault after releasing them...

Important: kernel-livepatch-6.1.128-136.201

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when attempting to join an aborted transaction CVE-2025-21753 In the Linux kernel, the following vulnerability has been resolved: nfsd: clear aclaccess/acldefault after releasing them...

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 incorrect overwrite of the ret value in the btrfsvalidatesuper function, which could result in an invalid...

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 a block group reference count contention condition in the btrfscreatependingblockgroups function...

The vulnerability of the cow_file_range() function in the fs/btrfs/inode.c module of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the cowfilerange function in the fs/btrfs/inode.c module of the Linux operating system is related to improper resource locking. Exploiting this vulnerability could allow an attacker to cause a service failure...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: block, bfq: don't move oombfqq CVE-2022-49179 In the Linux kernel, the following vulnerability has been resolved: macsec: fix UAF bug for realdev CVE-2022-49390 In the Linux kernel, the following vulnerability has...

PT-2025-16754 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved, specifically in the btrfs component. The issue arises from a commit that introduces a call to validate sys chunk array in btrfs...

Important: kernel-livepatch-4.14.355-275.572

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: hvsock: Initializing vsk-trans to NULL to prevent a dangling pointer CVE-2024-53103 In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when attempting to join an aborted...

PT-2025-16755

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been identified, related to the btrfs file system. The issue arises from a race condition in block group creation, which can lead to a broken...

Important: kernel-livepatch-4.14.355-275.582

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: hvsock: Initializing vsk-trans to NULL to prevent a dangling pointer CVE-2024-53103 In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when attempting to join an aborted...