CVE-2023-53258

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

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/1a4bcdbea4319efeb26cc4b05be859a7867e02dc	Patch
https://git.kernel.org/stable/c/64bc8e10c87adf60b2d32aacf3afb288e51d5a62	Patch
https://git.kernel.org/stable/c/d5741133e6e2f304b40ca1da0e16f62af06f4d22	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	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::::::

History

No history.

Information

Published : 2025-09-15 15:15

Updated : 2026-01-14 18:16

NVD link : CVE-2023-53258

Mitre link : CVE-2023-53258

CVE.ORG link : CVE-2023-53258

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-191

Integer Underflow (Wrap or Wraparound)

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