A flaw was found in ImageMagick before 7.0.8-16. In coders/bmp.c, an input file can result in an infinite loop and hang, with high CPU and memory consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file. References: https://github.com/ImageMagick/ImageMagick/issues/1408 Upstream Patch: https://github.com/ImageMagick/ImageMagick/commit/db0add932fb850d762b02604ca3053b7d7ab6deb
Created ImageMagick tracking bugs for this issue: Affects: fedora-all [bug 1664846]
Patch for ImageMagick 6: https://github.com/ImageMagick/ImageMagick6/commit/4dd53a3f790147aaf18b2dd4d15f2a19f9432d3f
Statement: This issue affects the versions of ImageMagick as shipped with Red Hat Enterprise Linux 5, 6 and 7. Red Hat Enterprise Linux 5 is now in Extended Life Phase of the support and maintenance life cycle. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/. Red Hat Enterprise Linux 6 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. This has been rated as having a security impact of Low, and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2020:1180 https://access.redhat.com/errata/RHSA-2020:1180
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2018-20467