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Medium RLSA-2020:4659 3 CVEs

Moderate: gd security update

Published Nov 3, 2020 · Updated Feb 5, 2026

Summary

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 gd_color_match.c (CVE-2019-6977)

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

* gd: Double free in the gdImage*Ptr in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.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 Rocky Linux 8.3 Release Notes linked from the References section.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 8 gd 0:2.2.5-7.el8

Vulnerabilities 3

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1600727
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1671390
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1672207