CVE-2022-33033 Use after free in n/a
A double-free vulnerability in LibreDWG allows attackers to cause denial of service or potentially execute arbitrary code via crafted DWG files.
- 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-2022-33033?
CVE-2022-33033 is a high-severity use after free vulnerability in Gnu Libredwg, published on 22 Jun 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
LibreDWG v0.12.4.4608 was discovered to contain a double-free via the function dwg_read_file at dwg.c.
Weakness: CWE-415
Which versions are affected by CVE-2022-33033?
It affects 1 product.
Products include Gnu Libredwg.
How do I fix CVE-2022-33033?
No fix has been published for CVE-2022-33033 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-2022-33033 being exploited?
There is no known exploitation of CVE-2022-33033 in the wild and no public exploit code.
Other vulnerabilities in Gnu Libredwg
Sources
Also known as GHSA-fwf5-52rj-2xr4.