CVE-2024-35948

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

HIGH
7.8
CVSS Score
Published: May 20, 2024 at 09:17 AM UTC
Updated: August 4, 2026 at 04:06 PM UTC
1 product affected across 1 vendorLinux Kernel

Using Linux by Linux?

Get instant alerts when new vulnerabilities affect Linux - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6.7 ≤ v < 6.91c6fdbd8f2465ddfb73a01ec620cbf3d14044e1a1da177e4c3f46.9 rc16.9 rc26.9 rc36.9 rc46.9 rc5
Vendor states this is fixed in fcdbc1d7a4b6 (fixed)
Vendor states this is fixed in fcdbc1d7a4b638e5d5668de461f320386f3002aa (fixed)
Vendor states this is fixed in 6.7 (unaffected)
Vendor states this is fixed in 6.9 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/fcdbc1d7a4b638e5d5668de461f320386f3002aa

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-400

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card