What’s Vulnerable › Vulnerabilities

CVE-2026-43135: media: cx23885: Add missing unmap in snd_cx23885_hw_params()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-06 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: media: cx23885: Add missing unmap in snd_cx23885_hw_params() In error path, add cx23885_alsa_dma_unmap() to release the resource acquired by cx23885_alsa_dma_map().

Affected products

• Linux kernel: from 3.18 before 5.10.252; from 5.11 before 5.15.202; from 5.16 before 6.1.165; from 6.2 before 6.6.128; from 6.7 before 6.12.75; from 6.13 before 6.18.16 — fixed in 5.10.252, 5.15.202, 6.1.165, 6.12.75, 6.18.16, 6.19.6

How to fix

Upgrade to a fixed version: Linux kernel 5.10.252, 5.15.202, 6.1.165, 6.12.75. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/0b7f56084cc3d7766bf274b71cd14cc9674b76bf
• https://git.kernel.org/stable/c/141c81849fab2ad4d6e3fdaff7cbaa873e8b5eb2
• https://git.kernel.org/stable/c/505630dd1ebf4b53d3f2866c057ddd93157a24d8
• https://git.kernel.org/stable/c/544215cc37d032ccaf1919852c05e2439a4d7540
• https://git.kernel.org/stable/c/9544b73cad4ee667fed6a60f71570c58a870a735
• https://git.kernel.org/stable/c/9c0a6ff538660c36a98081916a24f08d55a91331
• https://git.kernel.org/stable/c/fc4df593a8ffded2f77d69a73ecb51d364932ca5
• https://git.kernel.org/stable/c/fda46c9025b755ea50a969b960f333be62421b71

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