Medium 5.5Published Oct 4, 2025

CVE-2025-39940dm-stripe: fix a possible integer overflow

Updated under an hour ago (Oct 27, 2026, 9:23 PM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: dm-stripe: fix a possible integer overflow There's a possible integer overflow in stripe_io_hints if we have too large chunk size. Test if the overflow happened, and if it did, don't set limits->io_min and limits->io_opt;

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Modified
Record last updated: Oct 21, 2026
First seen by InfoSec Signals: Oct 19, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 40bea431274c247425e7f5970d796ff7b37a2b22 before 891ab8c6954199e4f36029b49df86c8b1d6b0b2f; from 40bea431274c247425e7f5970d796ff7b37a2b22 before f8f64254bca5ae58f3b679441962bda4c409f659; from 40bea431274c247425e7f5970d796ff7b37a2b22 before ee27658c239b27721397f3e4eb16370b5cce596e; from 40bea431274c247425e7f5970d796ff7b37a2b22 before 1071d560afb4c245c2076494226df47db5a35708	CNA record
linux linux_kernel linux:linux_kernel	from 2.6.31.1 before 6.12.49; from 6.13 before 6.16.9; 2.6.31; 2.6.31; 6.17; 6.17; 6.17; 6.17; and 2 more ranges	NVD

References

References

https://git.kernel.org/stable/c/891ab8c6954199e4f36029b49df86c8b1d6b0b2f
https://git.kernel.org/stable/c/f8f64254bca5ae58f3b679441962bda4c409f659	patch
https://git.kernel.org/stable/c/ee27658c239b27721397f3e4eb16370b5cce596e	patch
https://git.kernel.org/stable/c/1071d560afb4c245c2076494226df47db5a35708	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.