ALSA: wavefront: Fix integer overflow in sample size validation
Priority LOW 22Published · Updated
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
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- Fix status
- Fixed
No CVSS vector from any source. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: ALSA: wavefront: Fix integer overflow in sample size validation The wavefront_send_sample() function has an integer overflow issue when validating sample size. The header->size field is u32 but gets cast to int for comparison with dev->freemem Fix by using unsigned comparison to avoid integer overflow.
Why it matters now
EPSS 0.00212 11th percentileScored 2026-11-07
Fix Fixed Linux (Linux): 5.10.248, 5.15.198, 6.1.160 +5
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 | 2.6.12 and later | 5.10.248, 5.15.198, 6.1.160, 6.6.120, 6.12.63, 6.17.13, 6.18.2, 6.19 | Patch available | CNA |
- Linux VendorLinux Affected 2.6.12 and later Fixed in 5.10.248, 5.15.198, 6.1.160, 6.6.120, 6.12.63, 6.17.13, 6.18.2, 6.19 Patch available CNA
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.248, 5.15.198, 6.1.160, 6.6.120, 6.12.63, 6.17.13, 6.18.2, 6.19
Vendor assessments
Red Hat
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-2025-68344
- 2026-10-03 Alias added: GHSA-q9mf-8c54-r9jh
References
Other 8
- https://git.kernel.org/stable/c/488bf86d60077f52810c60dbdf7468c277880167
- https://git.kernel.org/stable/c/d2f5d8cf1eadb7b33e476f59aa9c6653e4f2b937
- https://git.kernel.org/stable/c/4f811071e702fbb74933526e2fbadf8c4ed0c0c4
- https://git.kernel.org/stable/c/02b63f3bc29265bd9e83191792d200ed563acacf
- https://git.kernel.org/stable/c/5588b7c86effffa9bb55383a38800649d7b40778
- https://git.kernel.org/stable/c/bca11de0a277b8baeb7d006f93b543c907b6e782
- https://git.kernel.org/stable/c/1823e08f76c68b9e1d26f6d5ef831b96f61a62a0
- https://git.kernel.org/stable/c/0c4a13ba88594fd4a27292853e736c6b4349823d
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Sources
- CVE-2025-68344 · CVE Program
- CVE-2025-68344 · NVD
- FIRST EPSS
- GHSA-q9mf-8c54-r9jh · GitHub Advisory Database · CC BY 4.0
- CVE-2025-68344 · Red Hat security data · CC BY 4.0
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