{"id":"CVE-2025-71148","state":"PUBLISHED","title":"net/handshake: restore destructor on submit failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/handshake: restore destructor on submit failure\n\nhandshake_req_submit() replaces sk->sk_destruct but never restores it when\nsubmission fails before the request is hashed. handshake_sk_destruct() then\nreturns early and the original destructor never runs, leaking the socket.\nRestore sk_destruct on the error path.","publishedAt":"2026-01-23T14:15:14.963Z","updatedAt":"2026-05-11T21:55:54.574Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3b3009ea8abb713b022d94fba95ec270cf6e7eae","status":"affected","lessThan":"cd8cf2be3717137554744233fda051ffc09d1d44","versionType":"git"},{"version":"3b3009ea8abb713b022d94fba95ec270cf6e7eae","status":"affected","lessThan":"7b82a1d6ae869533d8bdb0282a3a78faed8e63dd","versionType":"git"},{"version":"3b3009ea8abb713b022d94fba95ec270cf6e7eae","status":"affected","lessThan":"b225325be7b247c7268e65eea6090db1fc786d1f","versionType":"git"},{"version":"3b3009ea8abb713b022d94fba95ec270cf6e7eae","status":"affected","lessThan":"6af2a01d65f89e73c1cbb9267f8880d83a88cee4","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/handshake/request.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.4","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.4","versionType":"semver"},{"version":"6.6.120","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.64","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.3","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/handshake/request.c"]}],"references":["https://git.kernel.org/stable/c/cd8cf2be3717137554744233fda051ffc09d1d44","https://git.kernel.org/stable/c/7b82a1d6ae869533d8bdb0282a3a78faed8e63dd","https://git.kernel.org/stable/c/b225325be7b247c7268e65eea6090db1fc786d1f","https://git.kernel.org/stable/c/6af2a01d65f89e73c1cbb9267f8880d83a88cee4"],"weaknesses":[],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/71xxx/CVE-2025-71148.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-71148","state":"PUBLISHED","datePublished":"2026-01-23T14:15:14.963Z","dateUpdated":"2026-05-11T21:55:54.574Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-01-13T15:30:19.662Z"},"containers":{"cna":{"title":"net/handshake: restore destructor on submit failure","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/handshake: restore destructor on submit failure\n\nhandshake_req_submit() replaces sk->sk_destruct but never restores it when\nsubmission fails before the request is hashed. handshake_sk_destruct() then\nreturns early and the original destructor never runs, leaking the socket.\nRestore sk_destruct on the error path."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3b3009ea8abb713b022d94fba95ec270cf6e7eae","status":"affected","lessThan":"cd8cf2be3717137554744233fda051ffc09d1d44","versionType":"git"},{"version":"3b3009ea8abb713b022d94fba95ec270cf6e7eae","status":"affected","lessThan":"7b82a1d6ae869533d8bdb0282a3a78faed8e63dd","versionType":"git"},{"version":"3b3009ea8abb713b022d94fba95ec270cf6e7eae","status":"affected","lessThan":"b225325be7b247c7268e65eea6090db1fc786d1f","versionType":"git"},{"version":"3b3009ea8abb713b022d94fba95ec270cf6e7eae","status":"affected","lessThan":"6af2a01d65f89e73c1cbb9267f8880d83a88cee4","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/handshake/request.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.4","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.4","versionType":"semver"},{"version":"6.6.120","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.64","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.3","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/handshake/request.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/cd8cf2be3717137554744233fda051ffc09d1d44"},{"url":"https://git.kernel.org/stable/c/7b82a1d6ae869533d8bdb0282a3a78faed8e63dd"},{"url":"https://git.kernel.org/stable/c/b225325be7b247c7268e65eea6090db1fc786d1f"},{"url":"https://git.kernel.org/stable/c/6af2a01d65f89e73c1cbb9267f8880d83a88cee4"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:55:54.574Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"6.6.120"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"6.12.64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"6.18.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"6.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}