CVE-2023-53455 — Linux vulnerability

5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 98.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedOct 1

Description

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: drop all currently held locks if deadlock happens If vc4_hdmi_reset_link() returns -EDEADLK, it means that a deadlock happened in the locking context. This situation should be addressed by dropping all currently held locks and block until the contended lock becomes available. Currently, vc4 is not dealing with the deadlock properly, producing the following output when PROVE_LOCKING is enabled: [ 825.612809] ---------…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel6.1 — 6.1.16+1
▶Debianlinux/linux_kernel< 6.1.20-1+2
▶CVEListV5linux/linux6bed2ea3cb3856edf37cca20753e689ee8774793 — 41286a53e7f54202fd277cd516724de3ab7497c7+3
▶debiandebian/linux< linux 6.1.20-1 (bookworm)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-pc5j-pxxw-pj8m: In the Linux kernel, the following vulnerability has been resolved: drm/vc4: drop all currently held locks if deadlock happens If vc4_hdmi_reset_lin↗2025-10-01
▶
OSV
CVE-2023-53455: In the Linux kernel, the following vulnerability has been resolved: drm/vc4: drop all currently held locks if deadlock happens If vc4_hdmi_reset_link(↗2025-10-01
▶

📋Vendor Advisories

2
Red Hat
kernel: drm/vc4: drop all currently held locks if deadlock happens↗2025-10-01
▶
Debian
CVE-2023-53455: linux - In the Linux kernel, the following vulnerability has been resolved: drm/vc4: dr...↗2023
▶