CVE-2023-53780 — Integer Underflow (Wrap or Wraparound) in Linux

CWE-191 — Integer Underflow (Wrap or Wraparound)6 documents5 sources
Severity
5.5MEDIUM
No vector
EPSS
0.0%
top 90.90%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedDec 9

Description

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 Packages4 packages

▶Linuxlinux/linux_kernel4.15.0 — 6.1.16+1
▶Debianlinux/linux_kernel< 6.1.20-1+2
▶CVEListV5linux/linux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c — 4bdfa48d74649898468a0bf5c8b8a48dded77b4a+3
▶debiandebian/linux< linux 6.1.20-1 (bookworm)

🔴Vulnerability Details

3
OSV
drm/amd/display: fix FCLK pstate change underflow↗2025-12-09
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OSV
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-st↗2025-12-09
▶
GHSA
GHSA-m676-9m54-m6j5: In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix FCLK pstate change underflow [Why] Currently we set FCLK p-↗2025-12-09
▶

📋Vendor Advisories

2
Red Hat
kernel: drm/amd/display: fix FCLK pstate change underflow↗2025-12-09
▶
Debian
CVE-2023-53780: linux - In the Linux kernel, the following vulnerability has been resolved: drm/amd/dis...↗2023
▶