{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45887","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-13T15:03:33.082Z","datePublished":"2026-05-27T12:16:58.720Z","dateUpdated":"2026-05-27T12:16:58.720Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-27T12:16:58.720Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\naf_unix: Fix memleak of newsk in unix_stream_connect().\n\nWhen prepare_peercred() fails in unix_stream_connect(),\nunix_release_sock() is not called for newsk, and the memory\nis leaked.\n\nLet's move prepare_peercred() before unix_create1()."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/unix/af_unix.c"],"versions":[{"version":"fd0a109a0f6b7524543d17520da92a44a9f5343c","lessThan":"365996a2b14d07caa9e33d367b67ea26c09d89b4","status":"affected","versionType":"git"},{"version":"fd0a109a0f6b7524543d17520da92a44a9f5343c","lessThan":"a5d95d7caba0160fb7b2b8d2bd96d5a1be861d9f","status":"affected","versionType":"git"},{"version":"fd0a109a0f6b7524543d17520da92a44a9f5343c","lessThan":"6884028cd7f275f8bcb854a347265cb1fb0e4bea","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/unix/af_unix.c"],"versions":[{"version":"6.16","status":"affected"},{"version":"0","lessThan":"6.16","status":"unaffected","versionType":"semver"},{"version":"6.18.14","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.4","lessThanOrEqual":"6.19.*","status":"unaffected","versionType":"semver"},{"version":"7.0","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":"6.16","versionEndExcluding":"6.18.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"6.19.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/365996a2b14d07caa9e33d367b67ea26c09d89b4"},{"url":"https://git.kernel.org/stable/c/a5d95d7caba0160fb7b2b8d2bd96d5a1be861d9f"},{"url":"https://git.kernel.org/stable/c/6884028cd7f275f8bcb854a347265cb1fb0e4bea"}],"title":"af_unix: Fix memleak of newsk in unix_stream_connect().","x_generator":{"engine":"bippy-1.2.0"}}}}