Use After Free Affecting kernel package, versions <0:4.14.291-218.527.amzn2
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Test your applications- Snyk ID SNYK-AMZN2-KERNEL-7246808
- published 12 Jun 2024
- disclosed 16 Dec 2022
How to fix?
Upgrade Amazon-Linux:2 kernel to version 0:4.14.291-218.527.amzn2 or higher.
This issue was patched in ALAS2-2022-1838.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel package and not the kernel package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2 relevant fixed versions and status.
In l2cap_chan_put of l2cap_core, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-165329981References: Upstream kernel