OSV-2022-501 UNKNOWN WRITE in grk::TileLengthMarkers::seek
A memory corruption vulnerability in the OpenJPEG library allows attackers to cause denial of service or potentially execute code via crafted image files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2022-501?
OSV-2022-501 is a memory corruption vulnerability in grok, published on 24 Jun 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=48224
Crash type: UNKNOWN WRITE
Crash state:
grk::TileLengthMarkers::seek
grk::CodeStreamDecompress::skipNonScheduledTLM
grk::CodeStreamDecompress::parseTileParts
Which versions are affected by OSV-2022-501?
1 open source package ship an affected version, including grok.
| Package | Affected | Fixed in |
|---|---|---|
grok OSS-Fuzz | All versions | None |
How do I fix OSV-2022-501?
No fix has been published for OSV-2022-501 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-2022-501 being exploited?
There is no known exploitation of OSV-2022-501 in the wild and no public exploit code.