OSV-2023-55 Index-out-of-bounds in LibRaw::apply_tiff
An index-out-of-bounds error in LibRaw's TIFF processing allows attackers to cause a denial of service via crafted 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-2023-55?
OSV-2023-55 is a memory corruption vulnerability in kimageformats, published on 7 Feb 2023. 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=55722
Crash type: Index-out-of-bounds
Crash state:
LibRaw::apply_tiff
LibRaw::parse_jpeg
LibRaw::identify
Which versions are affected by OSV-2023-55?
1 open source package ship an affected version, including kimageformats.
| Package | Affected | Fixed in |
|---|---|---|
kimageformats OSS-Fuzz | All versions | None |
How do I fix OSV-2023-55?
No fix has been published for OSV-2023-55 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-2023-55 being exploited?
There is no known exploitation of OSV-2023-55 in the wild and no public exploit code.