CVE-2020-7059

Name	CVE-2020-7059
Description	When using fgetss() function to read data with stripping tags, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause this function to read past the allocated buffer. This may lead to information disclosure or crash.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-2124-1, DSA-4626-1, DSA-4628-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
php7.4 (PTS)	bullseye, bullseye (security)	7.4.33-1+deb11u5	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin
php5	source	jessie	5.6.40+dfsg-0+deb8u9	DLA-2124-1
php5	source	(unstable)	(unfixed)
php7.0	source	stretch	7.0.33-0+deb9u7	DSA-4628-1
php7.0	source	(unstable)	(unfixed)
php7.3	source	buster	7.3.14-1~deb10u1	DSA-4626-1
php7.3	source	(unstable)	7.3.15-1
php7.4	source	(unstable)	7.4.2-7

Fixed in PHP 7.4.2, 7.3.14, 7.2.27
PHP Bug: https://bugs.php.net/79099