CVE-2015-7803 Null dereference in n/a

What is CVE-2015-7803?

CVE-2015-7803 is a medium-severity vulnerability in Apple Mac Os X, published on 11 Dec 2015. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official 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.

Which versions are affected by CVE-2015-7803?

It affects 2 products.

Products include Apple Mac Os X, Php Php.

How do I fix CVE-2015-7803?

Upgrade to a fixed version.

Is CVE-2015-7803 being exploited?

There is no known exploitation of CVE-2015-7803 in the wild and no public exploit code.

Other vulnerabilities in Apple Mac Os X

• CVE-2014-7169 GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Exploited Critical 9.8
• CVE-2014-6271 GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Exploited Critical 9.8
• CVE-2012-1823 PHP-CGI Query String Parameter Exploited Critical 9.8
• CVE-2021-30713 Apple macOS Unspecified Exploited High 7.8
• CVE-2019-8526 Apple macOS Use-After-Free Exploited High 7.8

All Apple Mac Os X vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-xcr5-h66f-mcfq, UBUNTU-CVE-2015-7803.