CVE-2026-80705: Linux vulnerability

CVE-2026-80705: drm/amd/display: check if dml21_add_phantom_plane() is successful

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: check if dml21_add_phantom_plane() is successful Verify that the phantom plane was allocated to avoid a later segfault. (cherry picked from commit 5adb54abe5a8e82cbff7f8806db30a5f4924329f)

UnknownCVSS not scoredNot KEV-listedUpdatedOct 15, 2026, 10:09 UTC (UTC+00:00)

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2026-80705 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Aug 28, 2026, 06:53 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

3Timeline events

0ADP providers

4Source links

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
Aug 26, 2026, 14:34 UTC (UTC+00:00)
CVE publishedCVE Program
The CVE record was published.
Aug 28, 2026, 06:53 UTC (UTC+00:00)
CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
Oct 15, 2026, 10:09 UTC (UTC+00:00)

Source materials

CVE List V5 sourceCVE List V5
https://git.kernel.org/stable/c/bea1f73ad69eec36b757adb8e63beb3092f862eeCVE reference, Linux
https://git.kernel.org/stable/c/062cfd6c678f6647c8841f684d6dadab08d95512CVE reference, Linux
https://git.kernel.org/stable/c/000acb4ce7fb9feba3072ce468ad681f6585cd5dCVE reference, Linux

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

LinuxLinux70839da6360500a82e4d5f78499284474cbed7c1, 70839da6360500a82e4d5f78499284474cbed7c1, 70839da6360500a82e4d5f78499284474cbed7c1unaffected

LinuxLinux6.11, 0, 6.18.57, 7.1.8, 7.2affected

Weakness

CWE details

No CWE listed

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