OSV-2022-134 Heap-use-after-free in RDKit::Chirality::cleanupStereoGroups
A heap-use-after-free vulnerability in RDKit's stereochemistry cleanup allows attackers to cause a denial of service via crafted SMILES input.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2022-134?
OSV-2022-134 is an use after free vulnerability in rdkit, published on 10 Feb 2022.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44520
Crash type: Heap-use-after-free READ 1 Crash state: RDKit::Chirality::cleanupStereoGroups RDKit::MolOps::assignStereochemistry RDKit::SmilesToMol
Which versions are affected by OSV-2022-134?
1 open source package ship an affected version, including rdkit.
| Package | Affected | Fixed in |
|---|---|---|
rdkit OSS-Fuzz | All versions | None |
How do I fix OSV-2022-134?
No fix has been published for OSV-2022-134 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is OSV-2022-134 being exploited?
There is no known exploitation of OSV-2022-134 in the wild and no public exploit code.