CVE-2026-80619

apparmor: fix potential UAF in aa_replace_profiles

HIGH

7.8

CVSS Score

Published: August 28, 2026 at 06:48 AM UTC

Updated: August 29, 2026 at 07:16 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

HIGH7.8

Exploit prediction

EPSS 0.2%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

4.11 ≤ v < 5.10.2614.11 ≤ v < 5.15.2124.11 ≤ v < 6.1.1784.11 ≤ v < 6.12.974.11 ≤ v < 6.18.404.11 ≤ v < 6.6.1454.11 ≤ v < 7.1.54.11 ≤ v < 7.24.115ac8c355ae0013d82b3a07b49aebeadfce9b6e52

Vendor states this is fixed in 57b1bd4486d56254bb8af1a8f3d4445bbe505290 (fixed)

Vendor states this is fixed in 5cba148eae6e8550c2889f5c0f94d72bed864321 (fixed)

Vendor states this is fixed in 7b42f95813dc9ceb6bda35afcf914630909a19f9 (fixed)

Vendor states this is fixed in 9d37dc6376e336dc4b4f39a7ad0d069aa70e9495 (fixed)

Vendor states this is fixed in 9d8e47cbce7536f19c96e37d0685a042010187ee (fixed)

Vendor states this is fixed in c0f3a3fda617beeec58708720304dd026a1a4dd7 (fixed)

Vendor states this is fixed in c44de0880b7ccc15c70a6352b5e107677d32b061 (fixed)

Vendor states this is fixed in dd5f1202f45a2dbe2c7dd10093f5c6bb2d8ac5bb (fixed)

Vendor states this is fixed in 4.11 (unaffected)

Vendor states this is fixed in 5.10.261 (unaffected)

Vendor states this is fixed in 5.15.212 (unaffected)

Vendor states this is fixed in 6.1.178 (unaffected)