OSV-2023-1071 Heap-use-after-free in igraph_pajek_yyparse
A heap-use-after-free vulnerability in the igraph library's Pajek parser allows attackers to cause crashes or potentially execute arbitrary code via crafted 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-2023-1071?
OSV-2023-1071 is an use after free vulnerability in igraph, published on 27 Oct 2023.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=63609
Crash type: Heap-use-after-free READ 11
Crash state:
igraph_pajek_yyparse
igraph_read_graph_pajek
read_pajek.cpp
Which versions are affected by OSV-2023-1071?
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-2023-1071?
No fix has been published for OSV-2023-1071 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-2023-1071 being exploited?
There is no known exploitation of OSV-2023-1071 in the wild and no public exploit code.