Vulnerability · Published Feb 22, 2023 · Assigned by mitre
CVE-2023-23039
Medium 5.7
In plain English
A medium-severity race condition in the linux package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).
Severity (CVSS 3.1)5.7Medium
Exploit odds (30 days)0.2%top 88.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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().
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | no fix listed | DEBIAN-CVE-2023-23039 |
| Debian:13 | linux | no fix listed | DEBIAN-CVE-2023-23039 |
| Debian:14 | linux | no fix listed | DEBIAN-CVE-2023-23039 |
Affected products (as reported)
Weakness: CWE-362 · Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H