ALSA-2020:4659

GD is an open source code library for the dynamic creation of images by programmers. GD creates PNG, JPEG, GIF, WebP, XPM, BMP images, among other formats.

Security Fix(es):

• gd: Heap-based buffer overflow in gdImageColorMatch() in gdcolormatch.c (CVE-2019-6977)

• gd: NULL pointer dereference in gdImageClone (CVE-2018-14553)

• gd: Double free in the gdImage*Ptr in gdgifout.c, gdjpeg.c, and gdwbmp.c (CVE-2019-6978)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.