{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-21736","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-12-29T08:45:45.756Z","datePublished":"2025-02-27T02:12:12.871Z","dateUpdated":"2025-11-03T19:36:43.129Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:20:03.756Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnilfs2: fix possible int overflows in nilfs_fiemap()\n\nSince nilfs_bmap_lookup_contig() in nilfs_fiemap() calculates its result\nby being prepared to go through potentially maxblocks == INT_MAX blocks,\nthe value in n may experience an overflow caused by left shift of blkbits.\n\nWhile it is extremely unlikely to occur, play it safe and cast right hand\nexpression to wider type to mitigate the issue.\n\nFound by Linux Verification Center (linuxtesting.org) with static analysis\ntool SVACE."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/nilfs2/inode.c"],"versions":[{"version":"622daaff0a8975fb5c5b95f24f3234550ba32e92","lessThan":"7649937987fed51ed09985da4019d50189fc534e","status":"affected","versionType":"git"},{"version":"622daaff0a8975fb5c5b95f24f3234550ba32e92","lessThan":"58b1c6881081f5ddfb9a14dc241a74732c0f855c","status":"affected","versionType":"git"},{"version":"622daaff0a8975fb5c5b95f24f3234550ba32e92","lessThan":"8f41df5fd4c11d26e929a85f7239799641f92da7","status":"affected","versionType":"git"},{"version":"622daaff0a8975fb5c5b95f24f3234550ba32e92","lessThan":"f3d80f34f58445355fa27b9579a449fb186aa64e","status":"affected","versionType":"git"},{"version":"622daaff0a8975fb5c5b95f24f3234550ba32e92","lessThan":"f2bd0f1ab47822fe5bd699c8458b896c4b2edea1","status":"affected","versionType":"git"},{"version":"622daaff0a8975fb5c5b95f24f3234550ba32e92","lessThan":"b9495a9109abc31d3170f7aad7d48aa64610a1a2","status":"affected","versionType":"git"},{"version":"622daaff0a8975fb5c5b95f24f3234550ba32e92","lessThan":"250423300b4b0335918be187ef3cade248c06e6a","status":"affected","versionType":"git"},{"version":"622daaff0a8975fb5c5b95f24f3234550ba32e92","lessThan":"6438ef381c183444f7f9d1de18f22661cba1e946","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/nilfs2/inode.c"],"versions":[{"version":"2.6.38","status":"affected"},{"version":"0","lessThan":"2.6.38","status":"unaffected","versionType":"semver"},{"version":"5.4.291","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.235","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.179","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.129","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.78","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.14","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.13.3","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":"2.6.38","versionEndExcluding":"5.4.291"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.38","versionEndExcluding":"5.10.235"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.38","versionEndExcluding":"5.15.179"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.38","versionEndExcluding":"6.1.129"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.38","versionEndExcluding":"6.6.78"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.38","versionEndExcluding":"6.12.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.38","versionEndExcluding":"6.13.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.38","versionEndExcluding":"6.14"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/7649937987fed51ed09985da4019d50189fc534e"},{"url":"https://git.kernel.org/stable/c/58b1c6881081f5ddfb9a14dc241a74732c0f855c"},{"url":"https://git.kernel.org/stable/c/8f41df5fd4c11d26e929a85f7239799641f92da7"},{"url":"https://git.kernel.org/stable/c/f3d80f34f58445355fa27b9579a449fb186aa64e"},{"url":"https://git.kernel.org/stable/c/f2bd0f1ab47822fe5bd699c8458b896c4b2edea1"},{"url":"https://git.kernel.org/stable/c/b9495a9109abc31d3170f7aad7d48aa64610a1a2"},{"url":"https://git.kernel.org/stable/c/250423300b4b0335918be187ef3cade248c06e6a"},{"url":"https://git.kernel.org/stable/c/6438ef381c183444f7f9d1de18f22661cba1e946"}],"title":"nilfs2: fix possible int overflows in nilfs_fiemap()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T19:36:43.129Z"}}]}}