ZDF
Sign inSign up

Vulnerabilities

Vulnerability · CVE-2023-53780

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix FCLK pstate change underflow [Why] Currently we set FCLK p-state change watermark calculate

Published Dec 9, 2025 · catalog updated May 11, 2026 · Linux Linux

Last checked Nov 1, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2023-53780. EPSS is 0.20%. Act only if a listed version of Linux Linux is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
None0.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.20%
Remediation
Version ranges on file
Affected products
vendor Linux Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <972243f973eb0821084e5833d5f7f4ed025f42da

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix FCLK pstate change underflow [Why] Currently we set FCLK p-state change watermark calculated based on dummy p-state latency when UCLK p-state is not supported [How] Calculate FCLK p-state change watermark based on on FCLK pstate change latency in case UCLK p-state is not supported

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Linux Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <972243f973eb0821084e5833d5f7f4ed025f42da4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <972243f973eb0821084e5833d5f7f4ed025f42da

How to fix CVE-2023-53780

  • Upgrade

    CVE-2023-53780 lists a fix boundary at 972243f973eb0821084e5833d5f7f4ed025f42da. Compare the installed build with that boundary before you change production.

  • Version check

    Seen in 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <972243f973eb0821084e5833d5f7f4ed025f42da

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2023-53780. EPSS is 0.20%. Act only if a listed version of Linux Linux is installed.

Which versions are affected?

Compare what you have installed with Linux Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <972243f973eb0821084e5833d5f7f4ed025f42da 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <972243f973eb0821084e5833d5f7f4ed025f42da. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.20%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 9, 2025 · EUVD

    Detected

    In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix FCLK pstate change underflow [Why] Currently we set FCLK p-state change watermark calculated based on dummy p-state latency when UCLK p-state is not supported [How] Calculate FCLK p-state change watermark based on on FCLK pstate change latency in case UCLK p-state is not supported

  2. May 11, 2026 · EUVD

    Updated

    In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix FCLK pstate change underflow [Why] Currently we set FCLK p-state change watermark calculated based on dummy p-state latency when UCLK p-state is not supported [How] Calculate FCLK p-state change watermark based on on FCLK pstate change latency in case UCLK p-state is not supported

Sources

  • CVE.orgVulnerability recordCVE-2023-53780

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2023-53780

    30-day exploitation probability 0.20%

    first.org
  • EUVDVulnerability recordEUVD-2023-60126

    In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix FCLK pstate change underflow [Why] Currently we set FCLK p-state change watermark calculated based on dummy p-state latency when UCLK p-state is not supported [How] Calculate FCLK p-state cha

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 1, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 1, 2026
  • CVE.orgOct 26, 2026
  • EUVDOct 26, 2026