Use After Free Affecting kernel package, versions <0:4.14.296-222.539.amzn2
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Test your applications- Snyk ID SNYK-AMZN2-KERNEL-3243889
- published 21 Jan 2023
- disclosed 24 Aug 2022
Introduced: 24 Aug 2022
CVE-2022-2978 Open this link in a new tabHow to fix?
Upgrade Amazon-Linux:2 kernel to version 0:4.14.296-222.539.amzn2 or higher.
This issue was patched in ALAS2-2022-1876.
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.
A flaw use after free in the Linux kernel NILFS file system was found in the way user triggers function security_inode_alloc to fail with following call to function nilfs_mdt_destroy. A local user could use this flaw to crash the system or potentially escalate their privileges on the system.