What’s Vulnerable › Vulnerabilities

CVE-2026-43257: media: cx88: Add missing unmap in snd_cx88_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
• Weakness: CWE-772

Description

In the Linux kernel, the following vulnerability has been resolved: media: cx88: Add missing unmap in snd_cx88_hw_params() In error path, add cx88_alsa_dma_unmap() to release resource acquired by cx88_alsa_dma_map().

Affected products

• Linux kernel: from 3.19 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/10ab64f8efc2f479293dce929fde326c285fc96f
• https://git.kernel.org/stable/c/1ce8c2a8f050a23240553c8bae628ac623f9dbc1
• https://git.kernel.org/stable/c/24f3dabeb97bd0bec8c1c926c97e3eb6a8129225
• https://git.kernel.org/stable/c/3baefeeb7b85e1e34eebef399ffa312be7179e30
• https://git.kernel.org/stable/c/dbc527d980f7ba8559de38f8c1e4158c71a78915
• https://git.kernel.org/stable/c/dc911fccc6e08ef46a66b2a42a764252b001ee3c
• https://git.kernel.org/stable/c/e3fb15aadfc8643203bbdf97ace0396e4586fa64
• https://git.kernel.org/stable/c/f0d7f735eba963742009b0706e19dd0bed91537a

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