Vulnerability in Linux Kernel
CVE-2023-23039
An issue was discovered in the Linux kernel through 6.2.0-rc2. drivers/tty/vcc.c has a race condition and resultant use-after-free if a physically proximate attacker removes a VCC device while calling open(), aka a race condition between vcc_open() and vcc_remove().
Vulnerability class: Race Condition
EPSS: 0.002 (12.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H.
Affected products
- Linux Linux_kernel — versions 6.2.0
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Patch, Mailing List)
Frequently asked questions
- What is CVE-2023-23039?
- CVE-2023-23039 is a medium-severity vulnerability in Linux Kernel, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.7/10. Published 2023-02-22.
- How severe is CVE-2023-23039?
- Medium severity. CVSS v3 base score is 5.7 out of 10.