CVE-2019-11045

NameCVE-2019-11045
DescriptionIn PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7.4.0, PHP DirectoryIterator class 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, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2050-1, DSA-4626-1, DSA-4628-1, ELA-204-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
php5 (PTS)jessie, jessie (lts)5.6.40+dfsg-0+deb8u21fixed
php7.0 (PTS)stretch (security)7.0.33-0+deb9u12fixed
stretch (lts), stretch7.0.33-0+deb9u19fixed
php7.3 (PTS)buster, buster (lts)7.3.31-1~deb10u8fixed
buster (security)7.3.31-1~deb10u7fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
php5sourcewheezy5.4.45-0+deb7u26ELA-204-1
php5sourcejessie5.6.40+dfsg-0+deb8u8DLA-2050-1
php5source(unstable)(unfixed)
php7.0sourcestretch7.0.33-0+deb9u7DSA-4628-1
php7.0source(unstable)(unfixed)
php7.3sourcebuster7.3.14-1~deb10u1DSA-4626-1
php7.3source(unstable)7.3.15-1

Notes

Fixed in PHP 7.4.1, 7.3.13
PHP Bug: https://bugs.php.net/78863
https://git.php.net/?p=php-src.git;a=patch;h=d74907b8575e6edb83b728c2a94df434c23e1f79

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