Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Php | Php | <= 5.5.29 |
| Apple | Mac Os X | <= 10.11.1 |
References
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=d698f0ae51f67c9cce870b09c59df3d
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00052.html
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00099.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00037.html
- http://www.debian.org/security/2015/dsa-3380
- http://www.openwall.com/lists/oss-security/2015/10/05/8
- http://www.php.net/ChangeLog-5.php
- http://www.securityfocus.com/bid/76959
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slack
- http://www.ubuntu.com/usn/USN-2786-1
- https://bugs.php.net/bug.php?id=69720Vendor Advisory
- https://security.gentoo.org/glsa/201606-10
- https://support.apple.com/HT205637Vendor Advisory
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=d698f0ae51f67c9cce870b09c59df3d
FAQ
What is CVE-2015-7803?
CVE-2015-7803 is a vulnerability with a CVSS score of 6.8 (MEDIUM). 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) v...
How severe is CVE-2015-7803?
CVE-2015-7803 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-7803?
Check the references section above for vendor advisories and patch information. Affected products include: Php Php, Apple Mac Os X.