media: venus: Fix OOB read due to missing payload bound check
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · Low · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: media: venus: Fix OOB read due to missing payload bound check Currently, The event_seq_changed() handler processes a variable number of properties sent by the firmware. The number of properties is indicated by the firmware and used to iterate over the payload. However, the payload size is not being validated against the actual message length. This can lead to out-of-bounds memory access if the firmware provides a property count that exceeds the data available in the payload. Such a condition can result in kernel crashes or potential information leaks if memory beyond the buffer is accessed. Fix this by properly validating the remaining size of the payload before each property access and updating bounds accordingly as properties are parsed. This ensures that property parsing is safely bounded within the received message buffer and protects against malformed or malicious firmware behavior.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 4.13 and later | 6.1.149, 6.6.103, 6.12.43, 6.15.11, 6.16.2, 6.17 | Patch available | CNA |
- Linux VendorLinux Affected 4.13 and later Fixed in 6.1.149, 6.6.103, 6.12.43, 6.15.11, 6.16.2, 6.17 Patch available CNA
Remediation
- Fix · CNA Linux (Linux) Fixed in 6.1.149, 6.6.103, 6.12.43, 6.15.11, 6.16.2, 6.17
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
Not affected: 5 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2025-38679
- 2026-10-03 Alias added: GHSA-5hm5-7p65-wrq6
- 2026-11-07 Affected versions changed · Red Hat
References
Patch 6
- https://git.kernel.org/stable/c/a3eef5847603cd8a4110587907988c3f93c9605a
- https://git.kernel.org/stable/c/8f274e2b05fdae7a53cee83979202b5ecb49035c
- https://git.kernel.org/stable/c/6f08bfb5805637419902f3d70069fe17a404545b
- https://git.kernel.org/stable/c/c956c3758510b448b3d4d10d1da8230e8c9bf668
- https://git.kernel.org/stable/c/bed4921055dd7bb4d2eea2729852ae18cf97a2c6
- https://git.kernel.org/stable/c/06d6770ff0d8cc8dfd392329a8cc03e2a83e7289
More Linux Kernel vulnerabilities
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- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
- TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
Sources
- CVE-2025-38679 · CVE Program
- CVE-2025-38679 · NVD
- FIRST EPSS
- GHSA-5hm5-7p65-wrq6 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-38679 · Red Hat security data · CC BY 4.0
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