CVE-2024-34027

HIGH

Linux Kernel 5.8-6.9.3 Filesystem Metadata Corruption via Compression Block Race Condition

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to cover {reserve,release}_compress_blocks() w/ cp_rwsem lock It needs to cover {reserve,release}_compress_blocks() w/ cp_rwsem lock to avoid racing with checkpoint, otherwise, filesystem metadata including blkaddr in dnode, inode fields and .total_valid_block_count may be corrupted after SPO case.

References (7)

Core 7

Scores

CVSS v3 7.0
EPSS 0.0023
EPSS Percentile 13.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-770
Status published
Products (20)
linux/Kernel 5.11.0 - 5.15.161linux
linux/Kernel 5.16.0 - 6.1.93linux
linux/Kernel 5.8.0 - 5.10.219linux
linux/Kernel 6.2.0 - 6.6.33linux
linux/Kernel 6.7.0 - 6.9.4linux
Linux/Linux < 5.8
Linux/Linux 5.10.219 - 5.10.*
Linux/Linux 5.15.161 - 5.15.*
Linux/Linux 5.8
Linux/Linux 6.1.93 - 6.1.*
... and 10 more
Published Jun 24, 2024
Tracked Since Feb 18, 2026