{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-37997","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T04:51:23.976Z","datePublished":"2025-05-29T13:15:55.580Z","dateUpdated":"2026-05-11T21:19:18.950Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:19:18.950Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: ipset: fix region locking in hash types\n\nRegion locking introduced in v5.6-rc4 contained three macros to handle\nthe region locks: ahash_bucket_start(), ahash_bucket_end() which gave\nback the start and end hash bucket values belonging to a given region\nlock and ahash_region() which should give back the region lock belonging\nto a given hash bucket. The latter was incorrect which can lead to a\nrace condition between the garbage collector and adding new elements\nwhen a hash type of set is defined with timeouts."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/netfilter/ipset/ip_set_hash_gen.h"],"versions":[{"version":"5dd9488ae41070b69d2f4acb580f77db5705f9ca","lessThan":"00cfc5fad1491796942a948808afb968a0a3f35b","status":"affected","versionType":"git"},{"version":"f66ee0410b1c3481ee75e5db9b34547b4d582465","lessThan":"226ce0ec38316d9e3739e73a64b6b8304646c658","status":"affected","versionType":"git"},{"version":"f66ee0410b1c3481ee75e5db9b34547b4d582465","lessThan":"82c1eb32693bc48251d92532975e19160987e5b9","status":"affected","versionType":"git"},{"version":"f66ee0410b1c3481ee75e5db9b34547b4d582465","lessThan":"aa77294b0f73bb8265987591460cd25b8722c3df","status":"affected","versionType":"git"},{"version":"f66ee0410b1c3481ee75e5db9b34547b4d582465","lessThan":"a3dfec485401943e315c394c29afe2db8f9481d6","status":"affected","versionType":"git"},{"version":"f66ee0410b1c3481ee75e5db9b34547b4d582465","lessThan":"e2ab67672b2288521a6146034a971f9a82ffc5c5","status":"affected","versionType":"git"},{"version":"f66ee0410b1c3481ee75e5db9b34547b4d582465","lessThan":"6e002ecc1c8cfdfc866b9104ab7888da54613e59","status":"affected","versionType":"git"},{"version":"f66ee0410b1c3481ee75e5db9b34547b4d582465","lessThan":"8478a729c0462273188263136880480729e9efca","status":"affected","versionType":"git"},{"version":"a469bab3386aebff33c59506f3a95e35b91118fd","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/netfilter/ipset/ip_set_hash_gen.h"],"versions":[{"version":"5.6","status":"affected"},{"version":"0","lessThan":"5.6","status":"unaffected","versionType":"semver"},{"version":"5.4.294","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.238","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.183","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.139","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.91","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.29","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.14.7","lessThanOrEqual":"6.14.*","status":"unaffected","versionType":"semver"},{"version":"6.15","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":"5.4.24","versionEndExcluding":"5.4.294"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"5.10.238"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"5.15.183"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.1.139"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.6.91"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.12.29"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.14.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.15"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5.8"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/00cfc5fad1491796942a948808afb968a0a3f35b"},{"url":"https://git.kernel.org/stable/c/226ce0ec38316d9e3739e73a64b6b8304646c658"},{"url":"https://git.kernel.org/stable/c/82c1eb32693bc48251d92532975e19160987e5b9"},{"url":"https://git.kernel.org/stable/c/aa77294b0f73bb8265987591460cd25b8722c3df"},{"url":"https://git.kernel.org/stable/c/a3dfec485401943e315c394c29afe2db8f9481d6"},{"url":"https://git.kernel.org/stable/c/e2ab67672b2288521a6146034a971f9a82ffc5c5"},{"url":"https://git.kernel.org/stable/c/6e002ecc1c8cfdfc866b9104ab7888da54613e59"},{"url":"https://git.kernel.org/stable/c/8478a729c0462273188263136880480729e9efca"}],"title":"netfilter: ipset: fix region locking in hash types","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T19:58:10.817Z"}}]}}