OSV-2022-345 Stack-buffer-overflow in sc_hsm_list_files
A stack buffer overflow in the smart card library allows attackers to cause denial of service or potentially execute code via crafted input.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2022-345?
OSV-2022-345 is a memory corruption vulnerability in opensc, published on 15 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=46679
Crash type: Stack-buffer-overflow READ {*}
Crash state:
sc_hsm_list_files
sc_list_files
fuzz_card.c
Which versions are affected by OSV-2022-345?
1 open source package ship an affected version, including opensc.
| Package | Affected | Fixed in |
|---|---|---|
opensc OSS-Fuzz | All versions | None |
How do I fix OSV-2022-345?
No fix has been published for OSV-2022-345 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-2022-345 being exploited?
There is no known exploitation of OSV-2022-345 in the wild and no public exploit code.