OSV-2022-534 Heap-buffer-overflow in json_parse
A heap-buffer-overflow in the JSON parser can cause a crash when processing malformed input, potentially leading to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2022-534?
OSV-2022-534 is a memory corruption vulnerability in file, published on 6 Jul 2022.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=48736
Crash type: Heap-buffer-overflow READ 1
Crash state:
json_parse
file_is_json
file_buffer
Which versions are affected by OSV-2022-534?
1 open source package ship an affected version, including file.
| Package | Affected | Fixed in |
|---|---|---|
file OSS-Fuzz | All versions | None |
How do I fix OSV-2022-534?
No fix has been published for OSV-2022-534 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-2022-534 being exploited?
There is no known exploitation of OSV-2022-534 in the wild and no public exploit code.