CVE-2026-80619
apparmor: fix potential UAF in aa_replace_profiles
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: apparmor: fix potential UAF in aa_replace_profiles The function aa_replace_profiles was accessing udata->size after calling aa_put_loaddata(udata), causing a potential UAF. Fixed this by saving the size to a local variable before dropping the reference.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 28, 2026 |
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Affected Versions
Linux / Linux
5ac8c355ae0013d82b3a07b49aebeadfce9b6e52 < 9d8e47cbce7536f19c96e37d0685a042010187ee 5ac8c355ae0013d82b3a07b49aebeadfce9b6e52 < 9d37dc6376e336dc4b4f39a7ad0d069aa70e9495 5ac8c355ae0013d82b3a07b49aebeadfce9b6e52 < c0f3a3fda617beeec58708720304dd026a1a4dd7 5ac8c355ae0013d82b3a07b49aebeadfce9b6e52 < 5cba148eae6e8550c2889f5c0f94d72bed864321 5ac8c355ae0013d82b3a07b49aebeadfce9b6e52 < c44de0880b7ccc15c70a6352b5e107677d32b061 5ac8c355ae0013d82b3a07b49aebeadfce9b6e52 < 57b1bd4486d56254bb8af1a8f3d4445bbe505290 5ac8c355ae0013d82b3a07b49aebeadfce9b6e52 < dd5f1202f45a2dbe2c7dd10093f5c6bb2d8ac5bb 5ac8c355ae0013d82b3a07b49aebeadfce9b6e52 < 7b42f95813dc9ceb6bda35afcf914630909a19f9
Linux / Linux
4.11
References
git.kernel.org: https://git.kernel.org/stable/c/9d8e47cbce7536f19c96e37d0685a042010187ee git.kernel.org: https://git.kernel.org/stable/c/9d37dc6376e336dc4b4f39a7ad0d069aa70e9495 git.kernel.org: https://git.kernel.org/stable/c/c0f3a3fda617beeec58708720304dd026a1a4dd7 git.kernel.org: https://git.kernel.org/stable/c/5cba148eae6e8550c2889f5c0f94d72bed864321 git.kernel.org: https://git.kernel.org/stable/c/c44de0880b7ccc15c70a6352b5e107677d32b061 git.kernel.org: https://git.kernel.org/stable/c/57b1bd4486d56254bb8af1a8f3d4445bbe505290 git.kernel.org: https://git.kernel.org/stable/c/dd5f1202f45a2dbe2c7dd10093f5c6bb2d8ac5bb git.kernel.org: https://git.kernel.org/stable/c/7b42f95813dc9ceb6bda35afcf914630909a19f9