CVE-2019-11044

NameCVE-2019-11044
DescriptionIn PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7.4.0 on Windows, PHP link() function accepts filenames with embedded \0 byte and treats them as terminating at that byte. This could lead to security vulnerabilities, e.g. in applications checking paths that the code is allowed to access.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
php5 (PTS)jessie5.6.33+dfsg-0+deb8u1fixed
jessie (security)5.6.40+dfsg-0+deb8u10fixed
php7.0 (PTS)stretch7.0.33-0+deb9u6fixed
stretch (security)7.0.33-0+deb9u7fixed
php7.3 (PTS)buster7.3.11-1~deb10u1fixed
buster (security)7.3.14-1~deb10u1fixed
bullseye7.3.15-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
php5source(unstable)(not affected)
php7.0source(unstable)(not affected)
php7.3source(unstable)(not affected)

Notes

- php7.3 <not-affected> (Windows specific issue)
- php7.0 <not-affected> (Windows specific issue)
- php5 <not-affected> (Windows specific issue)
Fixed in PHP 7.4.1, 7.3.13
PHP Bug: http://bugs.php.net/78862

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