Name | CVE-2019-9021 |
Description | An issue was discovered in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1. A heap-based buffer over-read in PHAR reading functions in the PHAR extension may allow an attacker to read allocated or unallocated memory past the actual data when trying to parse the file name, a different vulnerability than CVE-2018-20783. This is related to phar_detect_phar_fname_ext in ext/phar/phar.c. |
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-1679-1, DSA-4398-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|
php7.3 (PTS) | buster | 7.3.31-1~deb10u1 | fixed |
| buster (security) | 7.3.31-1~deb10u5 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|
php5 | source | jessie | 5.6.40+dfsg-0+deb8u1 | | DLA-1679-1 | |
php5 | source | (unstable) | (unfixed) | | | |
php7.0 | source | stretch | 7.0.33-0+deb9u2 | | DSA-4398-1 | |
php7.0 | source | (unstable) | (unfixed) | | | |
php7.3 | source | (unstable) | 7.3.1-1 | | | |
Notes
Fixed in 5.6.40, 7.1.26, 7.2.14, 7.3.1
PHP Bug: https://bugs.php.net/bug.php?id=77247
https://github.com/php/php-src/commit/78bd3477745f1ada9578a79f61edb41886bec1cb (7.1)