OSV-2022-295 Use-of-uninitialized-value in unsigned long grk::N_SSE4::vscheduler<grk::N_SSE4::DecompressDcShiftIrrev>
An attacker can cause a denial of service via a use-of-uninitialized-value crash in the OpenJPEG library's SSE4 decompression scheduler.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2022-295?
OSV-2022-295 is a vulnerability in grok, published on 2 Apr 2022.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=46241
Crash type: Use-of-uninitialized-value Crash state: unsigned long grk::N_SSE4::vscheduler<grk::N_SSE4::DecompressDcShiftIrrev> std::__1::__function::__func<unsigned long grk::N_SSE4::vscheduler<grk::N_SSE4:: tf::Executor::_invoke
Which versions are affected by OSV-2022-295?
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-2022-295?
No fix has been published for OSV-2022-295 yet. Limit exposure of the affected software until one is available.
Is OSV-2022-295 being exploited?
There is no known exploitation of OSV-2022-295 in the wild and no public exploit code.