title: An oversight while backporting a feature leads to an assertion failure in buffer.c:420
description: While backporting a feature for a newer branch of BIND9, RedHat introduced a path leading to an assertion failure in buffer.c:420. Affects RedHat versions bind-9.9.4-65.el7 -> bind-9.9.4-72.el7. No ISC releases are affected. Other packages from other distributions who made the same error may also be affected.
problem types: An oversight by RedHat while backporting a feature leads to an assertion failure in buffer.c:420
affected:
{
product: BIND9
vendor: RedHat
versions:
status: affected, version: RedHat BIND9 bind-9.9.4-65.el7 -> bind-9.9.4-72.el7
}
metrics:
cvssV3_0: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 5.9
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.0
]