OSV-2025-3 Heap-buffer-overflow in avifImageAddUUIDProperty
A heap-buffer-overflow in the AVIF image library allows attackers to cause crashes or potentially execute code via crafted images.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2025-3?
OSV-2025-3 is a memory corruption vulnerability in libavif, published on 5 Jan 2025.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=386713389
Crash type: Heap-buffer-overflow READ 16
Crash state:
avifImageAddUUIDProperty
avif::testutil::PropsValid
Which versions are affected by OSV-2025-3?
1 open source package ship an affected version, including libavif.
| Package | Affected | Fixed in |
|---|---|---|
libavif OSS-Fuzz | All versions | None |
How do I fix OSV-2025-3?
No fix has been published for OSV-2025-3 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 OSV-2025-3 being exploited?
There is no known exploitation of OSV-2025-3 in the wild and no public exploit code.