Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2024-40951

17
FAUCET Score

CVE-2024-40951 is a NULL pointer dereference vulnerability in the Linux kernel's OCFS2 filesystem, specifically within the ocfs2_abort_trigger() function. This flaw, a regression from a previous fix, can lead to a system crash. Rated Medium severity (CVSS 5.5), it requires local access and low privileges to achieve a high impact on availability, with no impact on confidentiality or integrity. There is currently no known active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 6.6, < 6.6.36CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.7, < 6.9.7CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
6.10CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:*
6.10CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:6.10:rc2:*:*:*:*:*:*
6.10CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:6.10:rc3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.24%
Probability of exploitation in next 30 days
EPSS Percentile
15.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0024 is in the 65th percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

microsoftpatch availablevia msrc
Product: 17661-17084Fixed in: 6.6.43.1-7
microsoftpatch availablevia msrc
Product: 17671-17084Fixed in: 6.6.43.1-7
microsoftpatch availablevia msrc
Product: azl3 kernel 6.6.43.1-7 on Azure Linux 3.0Fixed in: 6.6.43.1-7
microsoftpatch availablevia msrc
Product: azl3 kernel 6.6.35.1-5 on Azure Linux 3.0Fixed in: 6.6.43.1-7

Vendor Advisories (2)

redhatCVE-2024-40951Moderate

kernel: ocfs2: fix NULL pointer dereference in ocfs2_abort_trigger()

Jul 12, 2024
microsoft2024-Jul/CVE-2024-40951Moderate

ocfs2: fix NULL pointer dereference in ocfs2_abort_trigger()

Jul 9, 2024

References

git.kernel.org / stable/c/67bcecd780609f471260a8c83fb0ae15f27734ce
Patch
git.kernel.org / stable/c/685d03c3795378fca6a1b3d43581f7f1a3fc095f
Patch
git.kernel.org / stable/c/eb63357ef229fae061ce7ce2839d558681c42f1a
Patch