CVE-2022-34520 Null dereference in n/a
Attackers can cause a denial of service in Radare2 by providing a crafted binary file that triggers a null pointer dereference.
- 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
- None listed
What is CVE-2022-34520?
CVE-2022-34520 is a medium-severity vulnerability in Radare Radare2, published on 22 Jul 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
Radare2 v5.7.2 was discovered to contain a NULL pointer dereference via the function r_bin_file_xtr_load_buffer at bin/bfile.c. This vulnerability allows attackers to cause a Denial of Service (DOS) via a crafted binary file.
Weakness: CWE-476
Which versions are affected by CVE-2022-34520?
It affects 1 product.
Products include Radare Radare2.
How do I fix CVE-2022-34520?
No fix has been published for CVE-2022-34520 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-34520 being exploited?
There is no known exploitation of CVE-2022-34520 in the wild and no public exploit code.
Other vulnerabilities in Radare Radare2
Sources
Also known as GHSA-q6c3-cw35-v2gh, UBUNTU-CVE-2022-34520.