CVE-2021-37789 Memory corruption in n/a
A heap-based buffer overflow in the stb_image library allows attackers to disclose sensitive information or cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2021-37789?
CVE-2021-37789 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 2 Nov 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
stb_image.h 2.27 has a heap-based buffer over in stbi__jpeg_load, leading to Information Disclosure or Denial of Service.
Weakness: CWE-787
Which versions are affected by CVE-2021-37789?
It affects 2 products.
Products include Debian Debian Linux, Stb Project Stb.
How do I fix CVE-2021-37789?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-37789 being exploited?
There is no known exploitation of CVE-2021-37789 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2021-37789, GHSA-3fjh-5fm6-fqmw, UBUNTU-CVE-2021-37789.