{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-21988","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-12-29T08:45:45.800Z","datePublished":"2025-04-02T12:53:12.170Z","dateUpdated":"2026-05-11T21:10:28.292Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:10:28.292Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/netfs/read_collect: add to next->prev_donated\n\nIf multiple subrequests donate data to the same \"next\" request\n(depending on the subrequest completion order), each of them would\noverwrite the `prev_donated` field, causing data corruption and a\nBUG() crash (\"Can't donate prior to front\")."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/netfs/read_collect.c"],"versions":[{"version":"ee4cdf7ba857a894ad1650d6ab77669cbbfa329e","lessThan":"62b9ad7e52d4777f7e775ee1f0ad2452f6041024","status":"affected","versionType":"git"},{"version":"ee4cdf7ba857a894ad1650d6ab77669cbbfa329e","lessThan":"e25cec3b76aba47a49138d2162fc809c6cd49c9e","status":"affected","versionType":"git"},{"version":"ee4cdf7ba857a894ad1650d6ab77669cbbfa329e","lessThan":"e2d46f2ec332533816417b60933954173f602121","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/netfs/read_collect.c"],"versions":[{"version":"6.12","status":"affected"},{"version":"0","lessThan":"6.12","status":"unaffected","versionType":"semver"},{"version":"6.12.20","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.13.8","lessThanOrEqual":"6.13.*","status":"unaffected","versionType":"semver"},{"version":"6.14","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.12.20"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.13.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.14"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/62b9ad7e52d4777f7e775ee1f0ad2452f6041024"},{"url":"https://git.kernel.org/stable/c/e25cec3b76aba47a49138d2162fc809c6cd49c9e"},{"url":"https://git.kernel.org/stable/c/e2d46f2ec332533816417b60933954173f602121"}],"title":"fs/netfs/read_collect: add to next->prev_donated","x_generator":{"engine":"bippy-1.2.0"}}}}