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CVE-2026-43396

23
FAUCET Score

In the Linux kernel, the following vulnerability has been resolved: drm/xe/sync: Fix user fence leak on alloc failure When dma_fence_chain_alloc() fails, properly release the user fence reference to prevent a memory leak. (cherry picked from commit a5d5634cde48a9fcd68c8504aa07f89f175074a0)

First published: May 8, 2026Last modified: May 11, 2026

Impacted Technologies

VendorProductVersion(s)CPE
>= 6.18.1, < 6.18.20CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.19, < 6.19.9CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
6.18CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:6.18:-:*:*:*:*:*:*
6.18CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:6.18:rc5:*:*:*:*:*:*
6.18CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:6.18:rc6:*:*:*:*:*:*

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
0.12%
Probability of exploitation in next 30 days
EPSS Percentile
2.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0012 is in the 14th 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

Remediation records are not available for this CVE.

References

git.kernel.org / stable/c/05edc78eb4699e8e000a62aaa8dace50a17e19e3
Patch
git.kernel.org / stable/c/0879c3f04f67e2a1677c25dcc24669ce21eb6a6c
Patch
git.kernel.org / stable/c/f8f90b33934b307f6e4599b9fae38aa1ee5441a7
Patch