CVE-2022-47549 Security feature bypass in n/a

What is CVE-2022-47549?

CVE-2022-47549 is a medium-severity vulnerability in n/a, published on 19 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An unprotected memory-access operation in optee_os in TrustedFirmware Open Portable Trusted Execution Environment (OP-TEE) before 3.20 allows a physically proximate adversary to bypass signature verification and install malicious trusted applications via electromagnetic fault injections.

Weakness: CWE-347

Which versions are affected by CVE-2022-47549?

It affects 1 product.

Products include Trustedfirmware Op-Tee.

How do I fix CVE-2022-47549?

No fix has been published for CVE-2022-47549 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-47549 being exploited?

There is no known exploitation of CVE-2022-47549 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2019-1010292 Memory corruption in OP-TEE Critical 9.8
• CVE-2019-1010293 Memory corruption in OP-TEE Critical 9.8
• CVE-2019-1010295 Linaro/OP-TEE OP-TEE 3.3.0 and earlier is affected by: Buffer Overflow. Critical 9.8
• CVE-2019-1010296 Memory corruption in OP-TEE Critical 9.8
• CVE-2019-1010297 Memory corruption in OP-TEE Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• GitHub advisory
• How this page is made

Also known as GHSA-fpxc-4rrx-f672, GHSA-r64m-h886-hw6g.