CVE-2021-22545 Use-after-free in BinDiff
An attacker can execute arbitrary code by tricking a user into opening a malicious IDA Pro file with the BinDiff plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-22545?
CVE-2021-22545 is a high-severity use after free vulnerability in Google LLC Bindiff, published on 29 Jun 2021. 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
An attacker can craft a specific IdaPro *.i64 file that will cause the BinDiff plugin to load an invalid memory offset. This can allow the attacker to control the instruction pointer and execute arbitrary code. It is recommended to upgrade BinDiff 7
Weakness: CWE-416
Which versions are affected by CVE-2021-22545?
It affects 1 product.
Products include Google Bindiff.
How do I fix CVE-2021-22545?
No fix has been published for CVE-2021-22545 yet. Limit exposure of the affected software until one is available.
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-2021-22545 being exploited?
There is no known exploitation of CVE-2021-22545 in the wild and no public exploit code.
Sources
Also known as GHSA-958m-4rv5-24cm.