apparmor: fix potential UAF in aa_replace_profiles
Priority LOW 33Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.00176 7th percentileScored 2026-11-07
Fix Fixed Linux (Linux): 5.10.261, 5.15.212, 6.1.178 +5
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.261, 5.15.212, 6.1.178, 6.6.145, 6.12.97, 6.18.40, 7.1.5, 7.2
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 5 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2026-80619
- 2026-10-03 Alias added: GHSA-m5rp-7qww-6j53
References
Other 8
- https://git.kernel.org/stable/c/9d8e47cbce7536f19c96e37d0685a042010187ee
- https://git.kernel.org/stable/c/9d37dc6376e336dc4b4f39a7ad0d069aa70e9495
- https://git.kernel.org/stable/c/c0f3a3fda617beeec58708720304dd026a1a4dd7
- https://git.kernel.org/stable/c/5cba148eae6e8550c2889f5c0f94d72bed864321
- https://git.kernel.org/stable/c/c44de0880b7ccc15c70a6352b5e107677d32b061
- https://git.kernel.org/stable/c/57b1bd4486d56254bb8af1a8f3d4445bbe505290
- https://git.kernel.org/stable/c/dd5f1202f45a2dbe2c7dd10093f5c6bb2d8ac5bb
- https://git.kernel.org/stable/c/7b42f95813dc9ceb6bda35afcf914630909a19f9
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Sources
- CVE-2026-80619 · CVE Program
- CVE-2026-80619 · NVD
- FIRST EPSS
- GHSA-m5rp-7qww-6j53 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-80619 · Red Hat security data · CC BY 4.0
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