Astra Linux – Vulnerability in Linux 5.15

The following vulnerability has been resolved in the Linux kernel: btrfs: fixed an issue with the tree mod log handling of reallocated nodes. We have observed the following panics in production: - Kernel bug at fs/btrfs/tree-mod-log.c:677! - Invalid opcode: 0000 1 SMP - RIP:...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107313)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107313 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix tree mod log mishandling of reallocated nodes We have been seeing the following panic...

SUSE CVE-2023-53538

In the Linux kernel, the following vulnerability has been resolved: btrfs: insert tree mod log move in pushnodeleft There is a fairly unlikely race condition in tree mod log rewind that can result in a kernel panic which has the following trace: 530.569 BTRFS critical device sda3: unable to find...

CVE-2023-53538

CVE-2023-53538 affects the Linux kernel via a race in btrfs tree modification log rewind that can lead to a kernel NULL pointer dereference and potential crash. The issue arises during logical inode resolution as a tree mod log rewind processes a sequence of moves/removes/adds and may overwrite m...

CVE-2023-53538 btrfs: insert tree mod log move in push_node_left

In the Linux kernel, the following vulnerability has been resolved: btrfs: insert tree mod log move in pushnodeleft There is a fairly unlikely race condition in tree mod log rewind that can result in a kernel panic which has the following trace: 530.569 BTRFS critical device sda3: unable to find...

CVE-2023-53538: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: btrfs: insert tree mod log move in pushnodeleft There is a fairly unlikely race condition in tree mod log rewind that can result in a kernel panic which has the following trace: 530.569 BTRFS critical device sda3: unable to find...

SUSE CVE-2022-49898

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix tree mod log mishandling of reallocated nodes We have been seeing the following panic in production kernel BUG at fs/btrfs/tree-mod-log.c:677! invalid opcode: 0000 1 SMP RIP: 0010:treemodlogrewind+0x1b4/0x200 RSP:...

CVE-2022-49898

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix tree mod log mishandling of reallocated nodes We have been seeing the following panic in production kernel BUG at fs/btrfs/tree-mod-log.c:677! invalid opcode: 0000 1 SMP RIP: 0010:treemodlogrewind+0x1b4/0x200 RSP:...

CVE-2022-49898

CVE-2022-49898 concerns the Linux kernel’s BTRFS tree modification log handling. Connected sources describe a reproducible kernel panic: during replay of tree modification log entries, a REMOVE_WHILE_FREEING entry can be processed with an insufficiently checked slot count, triggering a BUG_ON whe...

CVE-2022-49898 btrfs: fix tree mod log mishandling of reallocated nodes

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix tree mod log mishandling of reallocated nodes We have been seeing the following panic in production kernel BUG at fs/btrfs/tree-mod-log.c:677! invalid opcode: 0000 1 SMP RIP: 0010:treemodlogrewind+0x1b4/0x200 RSP:...

CVE-2022-49898 btrfs: fix tree mod log mishandling of reallocated nodes

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix tree mod log mishandling of reallocated nodes We have been seeing the following panic in production kernel BUG at fs/btrfs/tree-mod-log.c:677! invalid opcode: 0000 1 SMP RIP: 0010:treemodlogrewind+0x1b4/0x200 RSP:...

PT-2025-18615

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 file system. The issue is related to the mishandling of the tree mod log for reallocated nodes, which can...

CVE-2022-49898: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix tree mod log mishandling of reallocated nodes We have been seeing the following panic in production kernel BUG at fs/btrfs/tree-mod-log.c:677! invalid opcode: 0000 1 SMP RIP: 0010:treemodlogrewind+0x1b4/0x200 RSP:...

PT-2022-36235

Name of the Vulnerable Software and Affected Versions Linux Kernel versions 3.5 through 5.15.77 Description The issue concerns a problem with tree mod log mishandling of reallocated nodes in btrfs. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kerne...