{"id":"CVE-2026-80619","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-80619","summary":"apparmor: fix potential UAF in aa_replace_profiles","details":"In the Linux kernel, the following vulnerability has been resolved:\n\napparmor: fix potential UAF in aa_replace_profiles\n\nThe function aa_replace_profiles was accessing udata->size after calling\naa_put_loaddata(udata), causing a potential UAF.\n\nFixed this by saving the size to a local variable before dropping the\nreference.","published":"2026-08-28T06:48:38.702Z","modified":"2026-08-29T03:47:02.582679429Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Linux","name":"Kernel","fixedVersion":"5.10.261"}],"fix":null,"references":[{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"},{"type":"WEB","url":"https://git.kernel.org/stable/c/57b1bd4486d56254bb8af1a8f3d4445bbe505290"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5cba148eae6e8550c2889f5c0f94d72bed864321"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7b42f95813dc9ceb6bda35afcf914630909a19f9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9d37dc6376e336dc4b4f39a7ad0d069aa70e9495"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9d8e47cbce7536f19c96e37d0685a042010187ee"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c0f3a3fda617beeec58708720304dd026a1a4dd7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c44de0880b7ccc15c70a6352b5e107677d32b061"},{"type":"WEB","url":"https://git.kernel.org/stable/c/dd5f1202f45a2dbe2c7dd10093f5c6bb2d8ac5bb"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80619.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80619"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-29T03:47:02.582679429Z"}}