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

drm/amd/display: Fix possible underflow for displays with large vblank

[Why]
Underflow observed when using a display with a large vblank region
and low refresh rate

[How]
Simplify calculation of vblank_nom

Increase value for VBlankNomDefaultUS to 800us
Advisories
Source ID Title
EUVD EUVD EUVD-2023-59826 In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix possible underflow for displays with large vblank [Why] Underflow observed when using a display with a large vblank region and low refresh rate [How] Simplify calculation of vblank_nom Increase value for VBlankNomDefaultUS to 800us
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 02 Dec 2025 21:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-191
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:rc7:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 7.0, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}


Wed, 17 Sep 2025 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Vendors & Products Linux
Linux linux Kernel

Tue, 16 Sep 2025 00:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

cvssV3_1

{'score': 7.0, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'}

threat_severity

Moderate


Mon, 15 Sep 2025 15:00:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix possible underflow for displays with large vblank [Why] Underflow observed when using a display with a large vblank region and low refresh rate [How] Simplify calculation of vblank_nom Increase value for VBlankNomDefaultUS to 800us
Title drm/amd/display: Fix possible underflow for displays with large vblank
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-09-16T08:02:27.741Z

Reserved: 2025-09-15T14:19:21.850Z

Link: CVE-2023-53258

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2025-09-15T15:15:53.203

Modified: 2025-12-02T20:46:28.203

Link: CVE-2023-53258

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-09-15T00:00:00Z

Links: CVE-2023-53258 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2025-09-17T10:06:58Z