Vulnerabilities > CVE-2023-45898 - Use After Free vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
The Linux kernel before 6.5.4 has an es1 use-after-free in fs/ext4/extents_status.c, related to ext4_es_insert_extent.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://github.com/torvalds/linux/commit/768d612f79822d30a1e7d132a4d4b05337ce42ec
- https://www.spinics.net/lists/stable-commits/msg317086.html
- https://lkml.org/lkml/2023/8/13/477
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.4
- https://lore.kernel.org/lkml/aa03f191-445c-0d2e-d6d7-0a3208d7df7a%40huawei.com/T/