{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-47328","assignerOrgId":"cc1ad9ee-3454-478d-9317-d3e869d708bc","state":"PUBLISHED","assignerShortName":"canonical","dateReserved":"2026-05-19T10:37:36.433Z","datePublished":"2026-05-28T18:27:33.181Z","dateUpdated":"2026-05-28T19:25:13.160Z"},"containers":{"cna":{"title":"Invalid pointer deallocation in Ubuntu Linux AppArmor notification handling","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-590","description":"CWE-590 Free of memory not on the heap","type":"CWE"}]}],"affected":[{"vendor":"Canonical","product":"Ubuntu Linux","collectionURL":"https://launchpad.net/ubuntu/+source/","packageName":"linux","repo":"https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/","modules":["AppArmor"],"versions":[{"status":"affected","version":"6.8.0","lessThan":"6.8.0-124.124","versionType":"dpkg"},{"status":"affected","version":"6.17.0","lessThan":"6.17.0-35.35","versionType":"dpkg"},{"status":"affected","version":"7.0.0","lessThan":"7.0.0-22.22","versionType":"dpkg"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly attempt to free a pointer which was not previously kmalloc()d, while at the same time leaking allocated memory. The bug can be triggered by an unprivileged local user and can result in the corruption of slab metadata and could lead to resource exhaustion."}],"references":[{"url":"https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/noble/commit/?id=7f3c4902c39432ce7ea0d384cb70eba282247fac","tags":["patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"HIGH","baseSeverity":"MEDIUM","baseScore":6.1,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H"}}],"credits":[{"lang":"en","value":"Tristan Madani (@TristanInSec), Talence Security","type":"finder"}],"source":{"discovery":"EXTERNAL"},"providerMetadata":{"orgId":"cc1ad9ee-3454-478d-9317-d3e869d708bc","shortName":"canonical","dateUpdated":"2026-05-28T18:27:33.181Z"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-28T19:20:06.494860Z","id":"CVE-2026-47328","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-05-28T19:25:13.160Z"}}]}}