OSV-2022-1015 Heap-use-after-free in msFreeMap
A heap-use-after-free vulnerability in MapServer's msFreeMap function allows attackers to cause denial of service or potentially execute code via crafted map 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-2022-1015?
OSV-2022-1015 is an use after free vulnerability in mapserver, published on 5 Oct 2022.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=52102
Crash type: Heap-use-after-free READ 8
Crash state:
msFreeMap
msLoadMap
mapfuzzer.c
Which versions are affected by OSV-2022-1015?
1 open source package ship an affected version, including mapserver.
| Package | Affected | Fixed in |
|---|---|---|
mapserver OSS-Fuzz | All versions | None |
How do I fix OSV-2022-1015?
No fix has been published for OSV-2022-1015 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-2022-1015 being exploited?
There is no known exploitation of OSV-2022-1015 in the wild and no public exploit code.