vulnerability

Ubuntu: (Multiple Advisories) (CVE-2025-21989): Linux kernel vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Apr 2, 2025
Added
Jun 26, 2025
Modified
Aug 18, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: fix missing .is_two_pixels_per_container

Starting from 6.11, AMDGPU driver, while being loaded with amdgpu.dc=1,
due to lack of .is_two_pixels_per_container function in dce60_tg_funcs,
causes a NULL pointer dereference on PCs with old GPUs, such as R9 280X.

So this fix adds missing .is_two_pixels_per_container to dce60_tg_funcs.

(cherry picked from commit bd4b125eb949785c6f8a53b0494e32795421209d)

Solutions

ubuntu-upgrade-linux-image-6-11-0-1011-realtimeubuntu-upgrade-linux-image-6-11-0-1014-raspiubuntu-upgrade-linux-image-6-11-0-1015-awsubuntu-upgrade-linux-image-6-11-0-1015-lowlatencyubuntu-upgrade-linux-image-6-11-0-1015-lowlatency-64kubuntu-upgrade-linux-image-6-11-0-1016-gcpubuntu-upgrade-linux-image-6-11-0-1016-gcp-64kubuntu-upgrade-linux-image-6-11-0-1017-oracleubuntu-upgrade-linux-image-6-11-0-1017-oracle-64kubuntu-upgrade-linux-image-6-11-0-1018-azureubuntu-upgrade-linux-image-6-11-0-1018-azure-fdeubuntu-upgrade-linux-image-6-11-0-1024-oemubuntu-upgrade-linux-image-6-11-0-28-genericubuntu-upgrade-linux-image-6-11-0-28-generic-64kubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-6-11ubuntu-upgrade-linux-image-azure-fdeubuntu-upgrade-linux-image-azure-fde-6-11ubuntu-upgrade-linux-image-azure-fde-edgeubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-64kubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-24-04ubuntu-upgrade-linux-image-generic-hwe-24-04ubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-6-11ubuntu-upgrade-linux-image-lowlatency-64kubuntu-upgrade-linux-image-lowlatency-64k-6-11ubuntu-upgrade-linux-image-lowlatency-64k-hwe-24-04ubuntu-upgrade-linux-image-lowlatency-hwe-24-04ubuntu-upgrade-linux-image-oem-24-04bubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-64kubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-realtimeubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-24-04

References

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