What’s Vulnerable › Vulnerabilities

CVE-2025-23159: media: venus: hfi: add a check to handle OOB in sfr region

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-01 · updated 2026-07-30
• Weakness: CWE-787

Description

In the Linux kernel, the following vulnerability has been resolved: media: venus: hfi: add a check to handle OOB in sfr region sfr->buf_size is in shared memory and can be modified by malicious user. OOB write is possible when the size is made higher than actual sfr data buffer. Cap the size to allocated size for such cases.

Affected products

• Debian Linux: 11.0
• Linux kernel: from 4.13 before 5.4.293; from 5.5 before 5.10.237; from 5.11 before 5.15.181; from 5.16 before 6.1.135; from 6.2 before 6.6.88; from 6.7 before 6.12.24 — fixed in 5.10.237, 5.15.181, 5.4.293, 6.1.135, 6.12.24, 6.13.12

How to fix

Upgrade to a fixed version: Linux kernel 5.10.237, 5.15.181, 5.4.293, 6.1.135. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1b8fb257234e7d2d4b3f48af07c5aa5e11c71634
• https://git.kernel.org/stable/c/4dd109038d513b92d4d33524ffc89ba32e02ba48
• https://git.kernel.org/stable/c/4e95233af57715d81830fe82b408c633edff59f4
• https://git.kernel.org/stable/c/530f623f56a6680792499a8404083e17f8ec51f4
• https://git.kernel.org/stable/c/5af611c70fb889d46d2f654b8996746e59556750
• https://git.kernel.org/stable/c/8879397c0da5e5ec1515262995e82cdfd61b282a
• https://git.kernel.org/stable/c/a062d8de0be5525ec8c52f070acf7607ec8cbfe4
• https://git.kernel.org/stable/c/d78a8388a27b265fcb2b8d064f088168ac9356b0
• https://git.kernel.org/stable/c/f4b211714bcc70effa60c34d9fa613d182e3ef1e
• https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
• https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html

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