{"id":"CVE-2025-39940","state":"PUBLISHED","title":"dm-stripe: fix a possible integer overflow","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndm-stripe: fix a possible integer overflow\n\nThere's a possible integer overflow in stripe_io_hints if we have too\nlarge chunk size. Test if the overflow happened, and if it did, don't set\nlimits->io_min and limits->io_opt;","publishedAt":"2025-10-04T07:31:03.309Z","updatedAt":"2026-10-21T12:37:37.824Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"40bea431274c247425e7f5970d796ff7b37a2b22","status":"affected","lessThan":"891ab8c6954199e4f36029b49df86c8b1d6b0b2f","versionType":"git"},{"version":"40bea431274c247425e7f5970d796ff7b37a2b22","status":"affected","lessThan":"f8f64254bca5ae58f3b679441962bda4c409f659","versionType":"git"},{"version":"40bea431274c247425e7f5970d796ff7b37a2b22","status":"affected","lessThan":"ee27658c239b27721397f3e4eb16370b5cce596e","versionType":"git"},{"version":"40bea431274c247425e7f5970d796ff7b37a2b22","status":"affected","lessThan":"1071d560afb4c245c2076494226df47db5a35708","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/dm-stripe.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.31","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.31","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.49","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.16.9","status":"unaffected","lessThanOrEqual":"6.16.*","versionType":"semver"},{"version":"6.17","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/dm-stripe.c"]}],"references":["https://git.kernel.org/stable/c/891ab8c6954199e4f36029b49df86c8b1d6b0b2f","https://git.kernel.org/stable/c/f8f64254bca5ae58f3b679441962bda4c409f659","https://git.kernel.org/stable/c/ee27658c239b27721397f3e4eb16370b5cce596e","https://git.kernel.org/stable/c/1071d560afb4c245c2076494226df47db5a35708"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/39xxx/CVE-2025-39940.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-39940","state":"PUBLISHED","datePublished":"2025-10-04T07:31:03.309Z","dateUpdated":"2026-10-21T12:37:37.824Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T07:20:57.148Z"},"containers":{"cna":{"title":"dm-stripe: fix a possible integer overflow","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndm-stripe: fix a possible integer overflow\n\nThere's a possible integer overflow in stripe_io_hints if we have too\nlarge chunk size. Test if the overflow happened, and if it did, don't set\nlimits->io_min and limits->io_opt;"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"40bea431274c247425e7f5970d796ff7b37a2b22","status":"affected","lessThan":"891ab8c6954199e4f36029b49df86c8b1d6b0b2f","versionType":"git"},{"version":"40bea431274c247425e7f5970d796ff7b37a2b22","status":"affected","lessThan":"f8f64254bca5ae58f3b679441962bda4c409f659","versionType":"git"},{"version":"40bea431274c247425e7f5970d796ff7b37a2b22","status":"affected","lessThan":"ee27658c239b27721397f3e4eb16370b5cce596e","versionType":"git"},{"version":"40bea431274c247425e7f5970d796ff7b37a2b22","status":"affected","lessThan":"1071d560afb4c245c2076494226df47db5a35708","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/dm-stripe.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.31","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.31","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.49","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.16.9","status":"unaffected","lessThanOrEqual":"6.16.*","versionType":"semver"},{"version":"6.17","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/dm-stripe.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/891ab8c6954199e4f36029b49df86c8b1d6b0b2f"},{"url":"https://git.kernel.org/stable/c/f8f64254bca5ae58f3b679441962bda4c409f659"},{"url":"https://git.kernel.org/stable/c/ee27658c239b27721397f3e4eb16370b5cce596e"},{"url":"https://git.kernel.org/stable/c/1071d560afb4c245c2076494226df47db5a35708"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-21T12:37:37.824Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"6.12.49"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"6.16.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"6.17"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}