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 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
Affected versions
Linux kernel versions
4.15
and later are affected. Fixed in
6.1.16,
6.2.3,
6.3
and their respective stable series.
References
The following references provide additional information about CVE-2023-53780 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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PatchKernel patch commithttps://git.kernel.org/stable/c/4bdfa48d74649898468a0bf5c8b8a48dded77b4a
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PatchKernel patch commithttps://git.kernel.org/stable/c/6853d56dba56d1c24db403ff3885c71e18d572c4
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PatchKernel patch commithttps://git.kernel.org/stable/c/972243f973eb0821084e5833d5f7f4ed025f42da
Frequently asked questions
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What is CVE-2023-53780?
CVE-2023-53780 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 4.15 onward and has been patched in 6.1.16, 6.2.3 and 6.3. CVE-2023-53780 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2023-53780?
Yes — CVE-2023-53780 has been patched. Fixed versions include 6.1.16, 6.2.3 and 6.3. If you are running Linux kernel 4.15 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2023-53780 actively exploited?
No — CVE-2023-53780 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.