drm/gud: validate GUD_ROTATION_0 is present in supported rotations
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 4 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/gud: validate GUD_ROTATION_0 is present in supported rotations The rotation argument to drm_plane_create_rotation_property() is set to DRM_MODE_ROTATE_0, and the device reported rotation bitmask is used as the supported_rotations argument. The driver never validates that GUD_ROTATION_0 is present, so a device that omits it from its GUD_PROPERTY_ROTATION triggers the WARN_ON(rotation & ~supported_rotations) in drm_plane_create_rotation_property() Fix this by skipping the creation of rotation property if the device doesn't have the GUD_ROTATION_0 bit
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 5.13 and later | 6.6.160, 6.12.114, 6.18.53, 7.2.7, 7.3 | Patch available | CNA |
- Linux VendorLinux Affected 5.13 and later Fixed in 6.6.160, 6.12.114, 6.18.53, 7.2.7, 7.3 Patch available CNA
Remediation
- Fix · CNA Linux (Linux) Fixed in 6.6.160, 6.12.114, 6.18.53, 7.2.7, 7.3
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 4 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 5 | Affected | No fix yet: Fix deferred |
Not affected: 4 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat OpenShift Container Platform 4
Timeline
- 2026-10-02 Threatist record created from CVE-2026-98148
- 2026-10-03 Alias added: GHSA-pfp2-jmv8-4pwj
- 2026-10-19 Fix available: Linux/[email protected] · CNA
- 2026-10-21 Fix available: Linux/[email protected], Linux/[email protected], Linux/Linux@962cdf2eedb2708eb99c25ffb56c6d6981d41ed6 +1 · CNA
- 2026-10-21 2 new references · CNA
- 2026-10-27 CVSS score added · NVD
- 2026-10-27 Weakness changed · NVD
- 2026-11-07 Affected versions changed · Red Hat
References
Patch 5
- https://git.kernel.org/stable/c/ce7da178f1af4e9cbac4d0440c4002785546bfb5
- https://git.kernel.org/stable/c/962cdf2eedb2708eb99c25ffb56c6d6981d41ed6
- https://git.kernel.org/stable/c/b2cd682324b889011874cf844b7c7efa97c97296
- https://git.kernel.org/stable/c/876b33d8a9a00e9d4bbcbb7f55ad2c05974850de
- https://git.kernel.org/stable/c/cb732d027aa18e1fcf9d2797f47d20b179ebc59c
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Sources
- CVE-2026-98148 · CVE Program
- CVE-2026-98148 · NVD
- FIRST EPSS
- GHSA-pfp2-jmv8-4pwj · GitHub Advisory Database · CC BY 4.0
- CVE-2026-98148 · Red Hat security data · CC BY 4.0
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