OSV-2018-175 Heap-buffer-overflow in rawspeed::VC5Decompressor::Wavelet::HighPassBand::decode
A heap buffer overflow in the VC5 decompressor allows attackers to cause crashes or potentially execute code via malicious raw image 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 OSV-2018-175?
OSV-2018-175 is a memory corruption vulnerability in librawspeed, published on 13 Jan 2021. 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
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11429
Crash type: Heap-buffer-overflow WRITE 2
Crash state:
rawspeed::VC5Decompressor::Wavelet::HighPassBand::decode
rawspeed::VC5Decompressor::decode
VC5Decompressor.cpp
Which versions are affected by OSV-2018-175?
1 open source package ship an affected version, including librawspeed.
| Package | Affected | Fixed in |
|---|---|---|
librawspeed OSS-Fuzz | All versions | None |
How do I fix OSV-2018-175?
No fix has been published for OSV-2018-175 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-2018-175 being exploited?
There is no known exploitation of OSV-2018-175 in the wild and no public exploit code.