CVE-2023-23039

5.7 mediumEPSS 0.2%

Medium (5.7) in linux linux kernel. EPSS 0.2% chance of exploitation in the next 30 days.

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().

Severity

CVSS 3.1

5.7 medium

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 11% of CVEs (scores of 2026-10-31)
CWE: CWE-362
Published: 2023-02-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

linux:linux_kernel

References

https://lkml.org/lkml/2023/1/1/169
https://lkml.org/lkml/2023/1/1/169

Check your stack JSON