CVE-2022-47630: High severity Arm Trusted Firmware-A vulnerability
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 getext and authnvctr. Attackers might be able to trigger dangerous read side effects or obtain sensitive information about microarchitectural state.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2022-47630.
What is the title of the vulnerability?
The title of the vulnerability is 'Trusted Firmware-A through 2.8 has an out-of-bounds read in the X.509 parser for parsing boot certif…'.
What is the severity of CVE-2022-47630?
The severity of CVE-2022-47630 is high with a CVSS score of 7.4.
How does CVE-2022-47630 impact the affected software?
CVE-2022-47630 can allow attackers to trigger dangerous read side effects or obtain sensitive information about microarchitectural state through the use of get_ext and auth_nvctr.
Are there any references for CVE-2022-47630?
Yes, you can find references for CVE-2022-47630 at the following links: [http://www.openwall.com/lists/oss-security/2023/01/16/8](http://www.openwall.com/lists/oss-security/2023/01/16/8), [https://trustedfirmware-a.readthedocs.io/en/latest/security_advisories/security-advisory-tfv-10.html](https://trustedfirmware-a.readthedocs.io/en/latest/security_advisories/security-advisory-tfv-10.html), [https://www.trustedfirmware.org/news/](https://www.trustedfirmware.org/news/).
What is the Common Weakness Enumeration (CWE) ID for CVE-2022-47630?
The CWE ID for CVE-2022-47630 is CWE-125.