CVE-2020-24385

Description

In MidnightBSD before 1.2.6 and 1.3 before August 2020, and FreeBSD before 7, a NULL pointer dereference was found in the Linux emulation layer that allows attackers to crash the running kernel. During binary interaction, td->td_emuldata in sys/compat/linux/linux_emul.h is not getting initialized and returns NULL from em_find().

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.04%
Vendor Advisory midnightbsd.org Vendor Advisory midnightbsd.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.midnightbsd.org/notes/ release notes vendor advisory
http://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:02.txt vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-24385?
CVE-2020-24385 has been scored as a medium severity vulnerability.
How to fix CVE-2020-24385?
To fix CVE-2020-24385, 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-2020-24385 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-24385 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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