CVE-2023-23039

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().

Category

5.7
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.02%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://lkml.org/lkml/2023/1/1/169 patch mailing list

Frequently Asked Questions

What is the severity of CVE-2023-23039?
CVE-2023-23039 has been scored as a medium severity vulnerability.
How to fix CVE-2023-23039?
To fix CVE-2023-23039, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-23039 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-23039 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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