CVE-2026-68256: drm/amd/display: detect_link_and_local_sink: DP alt mode timeout path leaks prev_sink reference
Published Aug 10, 2026
·Updated
drm/amd/display: detectlinkandlocalsink: DP alt mode timeout path leaks prevsink reference
Affected Software
2 affected componentsFixes available
Linux Linux kernel
Microsoft azl3 kernel 6.6.143.1-1<6.6.150.1-1
6.6.150.1-1
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.6.150.1-1
Event History
Aug 10, 2026
CVE Published
via MITRE·12:01 PM
Data Sourced
via MITRE·12:01 PM
Description
Data Sourced
via NVD·01:20 PM
Description
Aug 11, 2026
Data Sourced
via Microsoft·08:05 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·08:05 AM
Affected Software
Updated
via Microsoft·08:05 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2026-68256?
CVE-2026-68256 has a severity rating of 10, indicating a critical vulnerability.
2
How do I fix CVE-2026-68256?
To fix CVE-2026-68256, you should update your Linux kernel to the latest version that includes the patch addressing this vulnerability.
3
What systems are affected by CVE-2026-68256?
CVE-2026-68256 affects systems running vulnerable versions of the Linux kernel that utilize the AMD display driver.
4
What are the potential impacts of CVE-2026-68256?
The potential impacts of CVE-2026-68256 include the possibility of unauthorized access to sensitive information due to leaked references.
5
When was CVE-2026-68256 published?
CVE-2026-68256 was published on August 10, 2026.