CVE-2019-6471

MEDIUM

BIND 9.11.0-9.11.7, 9.12.0-9.12.4-P1, 9.14.0-9.14.2 - Denial of Service via Race Condition in Dispatch

Title source: llm
STIX 2.1

Description

A race condition which may occur when discarding malformed packets can result in BIND exiting due to a REQUIRE assertion failure in dispatch.c. Versions affected: BIND 9.11.0 -> 9.11.7, 9.12.0 -> 9.12.4-P1, 9.14.0 -> 9.14.2. Also all releases of the BIND 9.13 development branch and version 9.15.0 of the BIND 9.15 development branch and BIND Supported Preview Edition versions 9.11.3-S1 -> 9.11.7-S1.

References (2)

Core 2
Core References
Third Party Advisory x_refsource_confirm
https://kb.isc.org/docs/cve-2019-6471

Scores

CVSS v3 5.9
EPSS 0.0139
EPSS Percentile 80.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-362 CWE-617
Status published
Products (50)
f5/big-ip_access_policy_manager 14.0.0
f5/big-ip_access_policy_manager 14.1.0
f5/big-ip_access_policy_manager 15.0.0
f5/big-ip_access_policy_manager 11.5.2 - 11.5.9
f5/big-ip_advanced_firewall_manager 14.0.0
f5/big-ip_advanced_firewall_manager 14.1.0
f5/big-ip_advanced_firewall_manager 15.0.0
f5/big-ip_advanced_firewall_manager 11.5.2 - 11.5.9
f5/big-ip_analytics 14.0.0
f5/big-ip_analytics 14.1.0
... and 40 more
Published Oct 09, 2019
Tracked Since Feb 18, 2026