CVE-2015-7803

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 10.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-12-11 · updated 2026-06-17

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.

Affected products

macOS: through 10.11.1
PHP: through 5.5.29; 5.6.1, 5.6.2, 5.6.3, 5.6.4, 5.6.5, 5.6.6 (+7)

References

http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=d698f0ae51f67c9cce870b09c59df3d6ba959244
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=slackware-security.461720
http://www.ubuntu.com/usn/USN-2786-1
https://bugs.php.net/bug.php?id=69720

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