CVE-2022-0849 Use After Free in r_reg_get_name_idx in radareorg/radare2
A use-after-free vulnerability in radare2 allows attackers to execute arbitrary code or cause a denial of service via crafted input.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-0849?
CVE-2022-0849 is a high-severity use after free vulnerability in Radare Radare2, published on 5 Mar 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Use After Free in r_reg_get_name_idx in GitHub repository radareorg/radare2 prior to 5.6.6.
Weakness: CWE-416
Which versions are affected by CVE-2022-0849?
It affects 1 product.
Products include Radare Radare2.
How do I fix CVE-2022-0849?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2022-0849 being exploited?
There is no known exploitation of CVE-2022-0849 in the wild and no public exploit code.
Other vulnerabilities in Radare Radare2
Sources
Also known as GHSA-9r7p-3jj4-29v6, UBUNTU-CVE-2022-0849.