OSV-2024-1356 Heap-buffer-overflow in ChunkAssignData

Not scored Published

A heap-buffer-overflow in the WebP library's ChunkAssignData function can lead to crashes or potential code execution when processing malicious 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-2024-1356?

OSV-2024-1356 is a memory corruption vulnerability in libwebp, published on 10 Dec 2024.

Official description

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=382816119

Crash type: Heap-buffer-overflow READ 1
Crash state:
ChunkAssignData
WebPMuxCreateInternal
MuxDemuxApiTest

Which versions are affected by OSV-2024-1356?

1 open source package ship an affected version, including libwebp.

PackageAffectedFixed in
libwebp OSS-FuzzAll versionsNone

How do I fix OSV-2024-1356?

No fix has been published for OSV-2024-1356 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-2024-1356 being exploited?

There is no known exploitation of OSV-2024-1356 in the wild and no public exploit code.

Sources

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