CVE-2026-89827: Linux vulnerability

CVE-2026-89827: drm/amdgpu: avoid force-completing uninitialized UVD rings

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: avoid force-completing uninitialized UVD rings uvd_v7_0_sw_init() does not initialize the UVD decode ring for an SR-IOV VF. However, amdgpu_uvd_resume() unconditionally force-completes the decode ring when restoring its fence sequence. Skip fence completion when the fence driver is not initialized.

UnknownCVSS not scoredNot KEV-listedUpdatedOct 21, 2026, 12:48 UTC (UTC+00:00)

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2026-89827 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Sep 16, 2026, 10:30 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

6Source 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.
Sep 11, 2026, 19:38 UTC (UTC+00:00)
CVE publishedCVE Program
The CVE record was published.
Sep 16, 2026, 10:30 UTC (UTC+00:00)
CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
Oct 21, 2026, 12:48 UTC (UTC+00:00)

Source materials

CVE List V5 sourceCVE List V5
https://git.kernel.org/stable/c/668cfb8ab3e22c10fe74307aac86b3cf456d6923CVE reference, Linux
https://git.kernel.org/stable/c/863f08c485fbb51b6443681893e4044c7cb6cd51CVE reference, Linux
https://git.kernel.org/stable/c/dc136795f9997adc8d3219f40e8e3afa7df7183fCVE reference, Linux
https://git.kernel.org/stable/c/967a179463d3227dfaf9200fd654c1f5a26a11e8CVE reference, Linux
https://git.kernel.org/stable/c/6760f5cb12d2366ddd58a2d8637f7583d73f596bCVE reference, Linux

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

LinuxLinux0a33b11d26c6b7e975b54d469a739ffac29f67ab, 0a33b11d26c6b7e975b54d469a739ffac29f67ab, 0a33b11d26c6b7e975b54d469a739ffac29f67ab, 0a33b11d26c6b7e975b54d469a739ffac29f67ab, 0a33b11d26c6b7e975b54d469a739ffac29f67abunaffected

LinuxLinux6.5, 0, 6.6.160, 6.12.112, 6.18.53, 7.2.5, 7.3affected

Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.