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CVE-2022-48852

drm/vc4: hdmi: Unregister codec device on unbind

LOW
3.3
CVSS Score
Published: July 16, 2024 at 12:25 PM UTC
Updated: June 17, 2026 at 05:16 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
LOW3.3
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: hdmi: Unregister codec device on unbind On bind we will register the HDMI codec device but we don't unregister it on unbind, leading to a device leakage. Unregister our device at unbind.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
v < 5.15.295.15 ≤ v < 5.15.295.15 ≤ v < 5.16.155.15 ≤ v < 5.175.16 ≤ v < 5.16.155.1591e99e11392937546a94110b14bc155f9cbad0eb
Vendor states this is fixed in 1ed68d776246f167aee9cd79f63f089c40a5e2a3 (fixed)
Vendor states this is fixed in e40945ab7c7f966d0c37b7bd7b0596497dfe228d (fixed)
Vendor states this is fixed in ee22082c3e2f230028afa0e22aa8773b1de3c919 (fixed)
Vendor states this is fixed in 5.15 (unaffected)
Vendor states this is fixed in 5.15.29 (unaffected)
Vendor states this is fixed in 5.16.15 (unaffected)
Vendor states this is fixed in 5.17 (unaffected)

References (3)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/1ed68d776246f167aee9cd79f63f089c40a5e2a3
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/e40945ab7c7f966d0c37b7bd7b0596497dfe228d
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/ee22082c3e2f230028afa0e22aa8773b1de3c919

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.3LOW[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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