CVE-2020-8432

Description

In Das U-Boot through 2020.01, a double free has been found in the cmd/gpt.c do_rename_gpt_parts() function. Double freeing may result in a write-what-where condition, allowing an attacker to execute arbitrary code. NOTE: this vulnerablity was introduced when attempting to fix a memory leak identified by static analysis.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 4.11% Top 15%
Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.mail-archive.com/u-boot%40lists.denx.de/msg354060.html
https://www.mail-archive.com/u-boot%40lists.denx.de/msg354114.html
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00030.html vendor advisory mailing list third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-8432?
CVE-2020-8432 has been scored as a critical severity vulnerability.
How to fix CVE-2020-8432?
To fix CVE-2020-8432, 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-2020-8432 being actively exploited in the wild?
It is possible that CVE-2020-8432 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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