{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50754","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-24T13:02:21.544Z","datePublished":"2025-12-24T13:05:48.245Z","dateUpdated":"2026-05-11T19:24:52.463Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:24:52.463Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\napparmor: fix a memleak in multi_transaction_new()\n\nIn multi_transaction_new(), the variable t is not freed or passed out\non the failure of copy_from_user(t->data, buf, size), which could lead\nto a memleak.\n\nFix this bug by adding a put_multi_transaction(t) in the error path."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["security/apparmor/apparmorfs.c"],"versions":[{"version":"1dea3b41e84c5923173fe654dcb758a5cb4a46e5","lessThan":"11d5fe7da67c3334cefc981297fd5defb78df15c","status":"affected","versionType":"git"},{"version":"1dea3b41e84c5923173fe654dcb758a5cb4a46e5","lessThan":"95e6adc6a7a4761ddf69ad713e55a06a3206309d","status":"affected","versionType":"git"},{"version":"1dea3b41e84c5923173fe654dcb758a5cb4a46e5","lessThan":"eb0f78e28cbc8f97439c0a4c80ee5160c1df5ce6","status":"affected","versionType":"git"},{"version":"1dea3b41e84c5923173fe654dcb758a5cb4a46e5","lessThan":"935d86b29093e75b6c547d90b3979c2c2d23f1c4","status":"affected","versionType":"git"},{"version":"1dea3b41e84c5923173fe654dcb758a5cb4a46e5","lessThan":"775a37ffa9f4681c4ad84c8634a7eec8af7098d4","status":"affected","versionType":"git"},{"version":"1dea3b41e84c5923173fe654dcb758a5cb4a46e5","lessThan":"88989932c2269ea66074f52a6213598838f8b9e7","status":"affected","versionType":"git"},{"version":"1dea3b41e84c5923173fe654dcb758a5cb4a46e5","lessThan":"3d27a436e294ac5d7a51bd5348ca63a42a468b35","status":"affected","versionType":"git"},{"version":"1dea3b41e84c5923173fe654dcb758a5cb4a46e5","lessThan":"c73275cf6834787ca090317f1d20dbfa3b7f05aa","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["security/apparmor/apparmorfs.c"],"versions":[{"version":"4.13","status":"affected"},{"version":"0","lessThan":"4.13","status":"unaffected","versionType":"semver"},{"version":"4.14.303","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.270","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.229","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.163","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.86","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.0.16","lessThanOrEqual":"6.0.*","status":"unaffected","versionType":"semver"},{"version":"6.1.2","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2","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":"4.13","versionEndExcluding":"4.14.303"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"4.19.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"5.4.229"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"5.10.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"5.15.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/11d5fe7da67c3334cefc981297fd5defb78df15c"},{"url":"https://git.kernel.org/stable/c/95e6adc6a7a4761ddf69ad713e55a06a3206309d"},{"url":"https://git.kernel.org/stable/c/eb0f78e28cbc8f97439c0a4c80ee5160c1df5ce6"},{"url":"https://git.kernel.org/stable/c/935d86b29093e75b6c547d90b3979c2c2d23f1c4"},{"url":"https://git.kernel.org/stable/c/775a37ffa9f4681c4ad84c8634a7eec8af7098d4"},{"url":"https://git.kernel.org/stable/c/88989932c2269ea66074f52a6213598838f8b9e7"},{"url":"https://git.kernel.org/stable/c/3d27a436e294ac5d7a51bd5348ca63a42a468b35"},{"url":"https://git.kernel.org/stable/c/c73275cf6834787ca090317f1d20dbfa3b7f05aa"}],"title":"apparmor: fix a memleak in multi_transaction_new()","x_generator":{"engine":"bippy-1.2.0"}}}}