OSV-2021-1017

Stack-buffer-overflow in piv_compute_signature

No scoreFix available

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36200

Crash type: Stack-buffer-overflow WRITE {*}
Crash state:
piv_compute_signature
sc_compute_signature
use_key

What each source reports

OSV No score

Stack-buffer-overflow in piv_compute_signature

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36200

Crash type: Stack-buffer-overflow WRITE {*}
Crash state:
piv_compute_signature
sc_compute_signature
use_key

Record: OSV-2021-1017
Updated: 2026-11-02

Affected packages

Affected packages
Package	Affected	Fixed
`opensc` OSS-Fuzz	Listed versions, plus commit ranges 0.22.0-rc10.22.0-rc2	None known

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

OSV-2021-1017 is a vulnerability with no CVSS score yet in opensc, published July 16, 2021. No source lists public exploit code. A source reports a fix.

References

bugs.chromium.org/p/oss-fuzz/issues/detail?id=36200