CVE-2022-25514 Memory corruption in n/a

High 7.5 Published 17 Mar 2022 Updated 30 Oct 2024

A heap-buffer-overflow in stb_truetype.h allows attackers to cause denial of service or execute arbitrary code via malicious TrueType fonts.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-25514?

CVE-2022-25514 is a high-severity memory corruption vulnerability in n/a, published on 17 Mar 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

stb_truetype.h v1.26 was discovered to contain a heap-buffer-overflow via the function ttUSHORT() at stb_truetype.h. NOTE: Third party has disputed stating that the source code has also a disclaimer that it should only be used with trusted input.

Weakness: CWE-787, CWE-120

Which versions are affected by CVE-2022-25514?

It affects 1 product.

Products include Nothings Stb Truetype.h.

How do I fix CVE-2022-25514?

No fix has been published for CVE-2022-25514 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-25514 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-25514 exists.

Sources

Also known as GHSA-5hw4-hqhq-pf4g.