CVE-2024-35948

bcachefs: Check for journal entries overruning end of sb clean section

State
Published
Severity
7.8 High
Published
May 20, 2024
Updated
Aug 5, 2026
Reserved
May 17, 2024

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

bcachefs: Check for journal entries overruning end of sb clean section

Fix a missing bounds check in superblock validation.

Note that we don't yet have repair code for this case - repair code for individual items is generally low priority, since the whole superblock is checksummed, validated prior to write, and we have backups.

Scores

CVSSScoreVectorSource
3.17.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux
3.18.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCISA-ADP

Weaknesses

  • CWE-400 Uncontrolled Resource Consumption

Affected Products

ProductVersions
LinuxLinux
  • 1c6fdbd8f2465ddfb73a01ec620cbf3d14044e1a to before fcdbc1d7a4b638e5d5668de461f320386f3002aaAffected
LinuxLinux
  • 6.7Affected
  • before 6.7Not affected
  • 6.9 and laterNot affected

References

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