OSV-2024-137 Global-buffer-overflow in igraph_dl_yylex
A global buffer overflow in the igraph library's DL parser can cause a crash when processing malformed 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-2024-137?
OSV-2024-137 is a memory corruption vulnerability in igraph, published on 27 Feb 2024.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=66992
Crash type: Global-buffer-overflow READ 2
Crash state:
igraph_dl_yylex
igraph_dl_yyparse
igraph_read_graph_dl
Which versions are affected by OSV-2024-137?
1 open source package ship an affected version, including igraph.
| Package | Affected | Fixed in |
|---|---|---|
igraph OSS-Fuzz | All versions | None |
How do I fix OSV-2024-137?
No fix has been published for OSV-2024-137 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-2024-137 being exploited?
There is no known exploitation of OSV-2024-137 in the wild and no public exploit code.