CVE-2022-50383

media: mediatek: vcodec: Can't set dst buffer to done when lat decode error

MEDIUM
5.5
CVSS Score
Published: September 18, 2025 at 01:33 PM UTC
Updated: June 17, 2026 at 05:23 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: Can't set dst buffer to done when lat decode error Core thread will call v4l2_m2m_buf_done to set dst buffer done for lat architecture. If lat call v4l2_m2m_buf_done_and_job_finish to free dst buffer when lat decode error, core thread will access kernel NULL pointer dereference, then crash.

Affected

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

5.16 ≤ v < 6.0.165.19 ≤ v < 6.0.165.19 ≤ v < 6.1.25.19 ≤ v < 6.26.1 ≤ v < 6.1.25.197b182b8d9c852343fb34923a2d1b4e61421b37c7
Vendor states this is fixed in 3568ecd3f3a6d133ab7feffbba34955c8c79bbc4 (fixed)
Vendor states this is fixed in 66d26ed30056e7d2da3e9c14125ffe6049a4f907 (fixed)
Vendor states this is fixed in eeb090420f3477eb5011586709409fc655c2b16c (fixed)
Vendor states this is fixed in 5.19 (unaffected)
Vendor states this is fixed in 6.0.16 (unaffected)
Vendor states this is fixed in 6.1.2 (unaffected)
Vendor states this is fixed in 6.2 (unaffected)

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

5.5MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-476

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