CVE-2022-47630

Description

Trusted Firmware-A through 2.8 has an out-of-bounds read in the X.509 parser for parsing boot certificates. This affects downstream use of get_ext and auth_nvctr. Attackers might be able to trigger dangerous read side effects or obtain sensitive information about microarchitectural state.

Category

7.4
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.36%
Vendor Advisory readthedocs.io Vendor Advisory trustedfirmware.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.trustedfirmware.org/news/ vendor advisory
https://trustedfirmware-a.readthedocs.io/en/latest/security_advisories/security-advisory-tfv-10.html patch vendor advisory
http://www.openwall.com/lists/oss-security/2023/01/16/8 mailing list third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2022-47630?
CVE-2022-47630 has been scored as a high severity vulnerability.
How to fix CVE-2022-47630?
To fix CVE-2022-47630, 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-2022-47630 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-47630 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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