OSV-2022-837 Heap-buffer-overflow in DetectGetLastSMFromMpmLists
A heap-buffer-overflow in ClamAV's signature parsing allows attackers to cause denial of service or potentially execute code via crafted files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2022-837?
OSV-2022-837 is a memory corruption vulnerability in suricata, published on 4 Sep 2022.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=50929
Crash type: Heap-buffer-overflow READ 8
Crash state:
DetectGetLastSMFromMpmLists
DetectFastPatternSetup
SigParse
Which versions are affected by OSV-2022-837?
1 open source package ship an affected version, including suricata.
| Package | Affected | Fixed in |
|---|---|---|
suricata OSS-Fuzz | All versions | None |
How do I fix OSV-2022-837?
No fix has been published for OSV-2022-837 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-2022-837 being exploited?
There is no known exploitation of OSV-2022-837 in the wild and no public exploit code.