Description
gd_gif_in.c in the GD Graphics Library (aka libgd), as used in PHP before 5.6.33, 7.0.x before 7.0.27, 7.1.x before 7.1.13, and 7.2.x before 7.2.1, has an integer signedness error that leads to an infinite loop via a crafted GIF file, as demonstrated by a call to the imagecreatefromgif or imagecreatefromstring PHP function. This is related to GetCode_ and gdImageCreateFromGifCtx.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://bugs.php.net/bug.php?id=75571 ↗
- https://usn.ubuntu.com/3755-1/ ↗
- https://access.redhat.com/errata/RHSA-2018:1296 ↗
- http://php.net/ChangeLog-5.php ↗
- https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html ↗
- http://php.net/ChangeLog-7.php ↗
- https://lists.debian.org/debian-lts-announce/2018/01/msg00022.html ↗
- https://security.gentoo.org/glsa/201903-18 ↗
- https://access.redhat.com/errata/RHSA-2019:2519 ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/ ↗
- https://www.oracle.com/security-alerts/cpuapr2020.html ↗