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CVE-2024-47752

media: mediatek: vcodec: Fix H264 stateless decoder smatch warning

MEDIUM
5.5
CVSS Score
Published: October 21, 2024 at 12:14 PM UTC
Updated: June 17, 2026 at 07:57 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: Fix H264 stateless decoder smatch warning Fix a smatch static checker warning on vdec_h264_req_if.c. Which leads to a kernel crash when fb is NULL.

Affected

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

Linux Kernel· Linux
95%
5.16 ≤ v < 6.10.135.16 ≤ v < 6.11.25.16 ≤ v < 6.125.16 ≤ v < 6.6.546.11 ≤ v < 6.11.26.7 ≤ v < 6.10.135.166fa5f757dc5a5687e1cdd13097c3265735f60bf
Vendor states this is fixed in 18181b0c1c5bd43846e5e0ae3d61a4a1adceab03 (fixed)
Vendor states this is fixed in 7878d3a385efab560dce793b595447867fb163f2 (fixed)
Vendor states this is fixed in 790d1848fac5ac3b1c474f66162598ab07a20c21 (fixed)
Vendor states this is fixed in c6b9f971b43980de8893610f606d751131fb5d86 (fixed)
Vendor states this is fixed in 5.16 (unaffected)
Vendor states this is fixed in 6.10.13 (unaffected)
Vendor states this is fixed in 6.11.2 (unaffected)
Vendor states this is fixed in 6.12 (unaffected)
Vendor states this is fixed in 6.6.54 (unaffected)

References (4)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/18181b0c1c5bd43846e5e0ae3d61a4a1adceab03
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/7878d3a385efab560dce793b595447867fb163f2
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/790d1848fac5ac3b1c474f66162598ab07a20c21
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/c6b9f971b43980de8893610f606d751131fb5d86

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-476

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