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CVE-2026-43263

media: chips-media: wave5: Fix Null reference while testing fluster

HIGH
7.8
CVSS Score
Published: May 6, 2026 at 11:28 AM UTC
Updated: October 21, 2026 at 01:18 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: media: chips-media: wave5: Fix Null reference while testing fluster When multi instances are created/destroyed, many interrupts happens and structures for decoder are removed. "struct vpu_instance" this structure is shared for all flow in the decoder, so if the structure is not protected by lock, Null dereference could happens sometimes. IRQ Handler was spilt to two phases and Lock was added as well.

Affected

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

Linux Kernel· Linux
95%
6.19 ≤ v < 6.19.66.8 ≤ v < 6.18.166.89707a6254a8a6b978bde811a44fe07d86c229d1c
Vendor states this is fixed in d12bcf183ec7da4305d848068d15f18044eaf62a (fixed)
Vendor states this is fixed in e66ff2b08e4ee1c4d3b84f24818e5bcc178cc3a4 (fixed)
Vendor states this is fixed in ea316b784fe6a61b29131c98cddb24e651b1dcbc (fixed)
Vendor states this is fixed in 6.12.114 (unaffected)
Vendor states this is fixed in 6.18.16 (unaffected)
Vendor states this is fixed in 6.19.6 (unaffected)
Vendor states this is fixed in 6.8 (unaffected)
Vendor states this is fixed in 7.0 (unaffected)

References (4)

Patch
Source: cverecord
https://git.kernel.org/stable/c/ea316b784fe6a61b29131c98cddb24e651b1dcbc
Patch
Source: cverecord
https://git.kernel.org/stable/c/d12bcf183ec7da4305d848068d15f18044eaf62a
Patch
Source: cverecord
https://git.kernel.org/stable/c/e66ff2b08e4ee1c4d3b84f24818e5bcc178cc3a4
Source: cverecord
https://git.kernel.org/stable/c/925b8f99f92fc968990ebb4ec49c96ac2d4e600b

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-476

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