{"id":"CVE-2022-50856","state":"PUBLISHED","title":"cifs: Fix xid leak in cifs_ses_add_channel()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: Fix xid leak in cifs_ses_add_channel()\n\nBefore return, should free the xid, otherwise, the\nxid will be leaked.","publishedAt":"2025-12-30T12:15:31.193Z","updatedAt":"2026-05-11T19:26:26.616Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d70e9fa55884760b6d6c293dbf20d8c52ce11fb7","status":"affected","lessThan":"7286f875510486fdc2fc426b7c826262e2283a65","versionType":"git"},{"version":"d70e9fa55884760b6d6c293dbf20d8c52ce11fb7","status":"affected","lessThan":"847301f0ee1c29f34cc48547ce1071990f24969c","versionType":"git"},{"version":"d70e9fa55884760b6d6c293dbf20d8c52ce11fb7","status":"affected","lessThan":"db2a8b6c17e128d91f35d836c569f4a6bda4471b","versionType":"git"},{"version":"d70e9fa55884760b6d6c293dbf20d8c52ce11fb7","status":"affected","lessThan":"e909d054bdea75ef1ec48c18c5936affdaecbb2c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/cifs/sess.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.5","versionType":"semver"},{"version":"5.10.152","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.76","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.6","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/cifs/sess.c"]}],"references":["https://git.kernel.org/stable/c/7286f875510486fdc2fc426b7c826262e2283a65","https://git.kernel.org/stable/c/847301f0ee1c29f34cc48547ce1071990f24969c","https://git.kernel.org/stable/c/db2a8b6c17e128d91f35d836c569f4a6bda4471b","https://git.kernel.org/stable/c/e909d054bdea75ef1ec48c18c5936affdaecbb2c"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50856.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50856","state":"PUBLISHED","datePublished":"2025-12-30T12:15:31.193Z","dateUpdated":"2026-05-11T19:26:26.616Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-30T12:06:07.135Z"},"containers":{"cna":{"title":"cifs: Fix xid leak in cifs_ses_add_channel()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: Fix xid leak in cifs_ses_add_channel()\n\nBefore return, should free the xid, otherwise, the\nxid will be leaked."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d70e9fa55884760b6d6c293dbf20d8c52ce11fb7","status":"affected","lessThan":"7286f875510486fdc2fc426b7c826262e2283a65","versionType":"git"},{"version":"d70e9fa55884760b6d6c293dbf20d8c52ce11fb7","status":"affected","lessThan":"847301f0ee1c29f34cc48547ce1071990f24969c","versionType":"git"},{"version":"d70e9fa55884760b6d6c293dbf20d8c52ce11fb7","status":"affected","lessThan":"db2a8b6c17e128d91f35d836c569f4a6bda4471b","versionType":"git"},{"version":"d70e9fa55884760b6d6c293dbf20d8c52ce11fb7","status":"affected","lessThan":"e909d054bdea75ef1ec48c18c5936affdaecbb2c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/cifs/sess.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.5","versionType":"semver"},{"version":"5.10.152","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.76","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.6","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/cifs/sess.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/7286f875510486fdc2fc426b7c826262e2283a65"},{"url":"https://git.kernel.org/stable/c/847301f0ee1c29f34cc48547ce1071990f24969c"},{"url":"https://git.kernel.org/stable/c/db2a8b6c17e128d91f35d836c569f4a6bda4471b"},{"url":"https://git.kernel.org/stable/c/e909d054bdea75ef1ec48c18c5936affdaecbb2c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:26:26.616Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.152"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.15.76"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.0.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}