OSV-2023-753 Stack-buffer-overflow in iasecc_crt_parse
A stack buffer overflow in the iasecc_crt_parse function of the OpenSC library allows attackers to cause denial of service or potentially execute code via crafted smart card data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2023-753?
OSV-2023-753 is a memory corruption vulnerability in opensc, published on 28 Aug 2023.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=61797
Crash type: Stack-buffer-overflow READ 1
Crash state:
iasecc_crt_parse
iasecc_se_parse
iasecc_se_get_info
Which versions are affected by OSV-2023-753?
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-2023-753?
No fix has been published for OSV-2023-753 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-2023-753 being exploited?
There is no known exploitation of OSV-2023-753 in the wild and no public exploit code.