Use After Free in Linux Kernel
CVE-2023-45898
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.
Vulnerability class: Use-After-Free
EPSS: 0.003 (19.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Patch, Mailing List, Third Party Advisory)
- cve@mitre.org (Patch, Mailing List)
- cve@mitre.org (Patch)
- cve@mitre.org (Release Notes)
- 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
- 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
Frequently asked questions
- What is CVE-2023-45898?
- CVE-2023-45898 is a high-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 7.8/10. Published 2023-10-16.
- How severe is CVE-2023-45898?
- High severity. CVSS v3 base score is 7.8 out of 10.