Skip to content

CVE-2019-6471 A race condition when discarding malformed packets can cause BIND to exit with an assertion failure

MediumCVSS 5.9 EPSS 3.3%
Published
Updated
Exploit status
No public exploit known

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.

Affected products

ProductAffected versionsFixed in
debian/bind9(Debian:12) < 1:9.11.5.P4+dfsg-5.1 1:9.11.5.P4+dfsg-5.1
debian/bind9(Debian:13) < 1:9.11.5.P4+dfsg-5.1 1:9.11.5.P4+dfsg-5.1
debian/bind9(Debian:14) < 1:9.11.5.P4+dfsg-5.1 1:9.11.5.P4+dfsg-5.1
f5 big-ip local traffic manager >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip local traffic manager >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip local traffic manager >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip local traffic manager >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip local traffic manager = 14.0.0 No fix listed
f5 big-ip local traffic manager = 14.1.0 No fix listed
f5 big-ip local traffic manager = 15.0.0 No fix listed
f5 big-ip application acceleration manager >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip application acceleration manager >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip application acceleration manager >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip application acceleration manager >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip application acceleration manager = 14.0.0 No fix listed
f5 big-ip application acceleration manager = 14.1.0 No fix listed
f5 big-ip application acceleration manager = 15.0.0 No fix listed
f5 big-ip advanced firewall manager >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip advanced firewall manager >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip advanced firewall manager >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip advanced firewall manager >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip advanced firewall manager = 14.0.0 No fix listed
f5 big-ip advanced firewall manager = 14.1.0 No fix listed
f5 big-ip advanced firewall manager = 15.0.0 No fix listed
f5 big-ip analytics >= 11.5.2, <= 11.5.9 No fix listed
Show 106 more
ProductAffected versionsFixed in
f5 big-ip analytics >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip analytics >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip analytics >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip analytics = 14.0.0 No fix listed
f5 big-ip analytics = 14.1.0 No fix listed
f5 big-ip analytics = 15.0.0 No fix listed
f5 big-ip access policy manager >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip access policy manager >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip access policy manager >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip access policy manager >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip access policy manager = 14.0.0 No fix listed
f5 big-ip access policy manager = 14.1.0 No fix listed
f5 big-ip access policy manager = 15.0.0 No fix listed
f5 big-ip application security manager >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip application security manager >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip application security manager >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip application security manager >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip application security manager = 14.0.0 No fix listed
f5 big-ip application security manager = 14.1.0 No fix listed
f5 big-ip application security manager = 15.0.0 No fix listed
f5 big-ip edge gateway >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip edge gateway >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip edge gateway >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip edge gateway >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip edge gateway = 14.0.0 No fix listed
f5 big-ip edge gateway = 14.1.0 No fix listed
f5 big-ip edge gateway = 15.0.0 No fix listed
f5 big-ip fraud protection service >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip fraud protection service >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip fraud protection service >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip fraud protection service >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip fraud protection service = 14.0.0 No fix listed
f5 big-ip fraud protection service = 14.1.0 No fix listed
f5 big-ip fraud protection service = 15.0.0 No fix listed
f5 big-ip global traffic manager >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip global traffic manager >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip global traffic manager >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip global traffic manager >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip global traffic manager = 9.2.2 No fix listed
f5 big-ip global traffic manager = 14.0.0 No fix listed
f5 big-ip global traffic manager = 14.1.0 No fix listed
f5 big-ip global traffic manager = 15.0.0 No fix listed
f5 big-ip link controller >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip link controller >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip link controller >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip link controller >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip link controller = 9.2.2 No fix listed
f5 big-ip link controller = 14.0.0 No fix listed
f5 big-ip link controller = 14.1.0 No fix listed
f5 big-ip link controller = 15.0.0 No fix listed
f5 big-ip webaccelerator >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip webaccelerator >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip webaccelerator >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip webaccelerator >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip webaccelerator = 9.2.2 No fix listed
f5 big-ip webaccelerator = 14.0.0 No fix listed
f5 big-ip webaccelerator = 14.1.0 No fix listed
f5 big-ip webaccelerator = 15.0.0 No fix listed
f5 big-ip policy enforcement manager >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip policy enforcement manager >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip policy enforcement manager >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip policy enforcement manager >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip policy enforcement manager = 9.2.2 No fix listed
f5 big-ip policy enforcement manager = 14.0.0 No fix listed
f5 big-ip policy enforcement manager = 14.1.0 No fix listed
f5 big-ip policy enforcement manager = 15.0.0 No fix listed
isc bind >= 9.11.0, <= 9.11.7 No fix listed
isc bind >= 9.12.0, <= 9.12.3 No fix listed
isc bind >= 9.13.0, <= 9.13.7 No fix listed
isc bind >= 9.14.0, <= 9.14.2 No fix listed
isc bind >= 9.15.0, <= 9.15.5 No fix listed
isc bind = 9.11.3-s1 No fix listed
isc bind = 9.11.7-s1 No fix listed
isc bind = 9.12.4 No fix listed
isc bind = 9.12.4-p1 No fix listed
f5 enterprise manager = 3.1.1 No fix listed
f5 big-iq centralized management >= 5.1.0, <= 5.4.0 No fix listed
f5 big-iq centralized management >= 6.0.0, <= 6.1.0 No fix listed
f5 iworkflow = 2.3.0 No fix listed
f5 big-ip domain name system >= 11.5.2, <= 11.5.9 No fix listed
f5 big-ip domain name system >= 11.6.1, <= 11.6.4 No fix listed
f5 big-ip domain name system >= 12.1.0, <= 12.1.4 No fix listed
f5 big-ip domain name system >= 13.1.0, <= 13.1.1 No fix listed
f5 big-ip domain name system = 9.2.2 No fix listed
f5 big-ip domain name system = 14.0.0 No fix listed
f5 big-ip domain name system = 14.1.0 No fix listed
f5 big-ip domain name system = 15.0.0 No fix listed
alpine/bind(Alpine:v3.10) >= 9.11.0, < 9.14.3-r0 9.14.3-r0
alpine/bind(Alpine:v3.11) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.12) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.13) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.14) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.15) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.16) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.17) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.18) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.19) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.20) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.21) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.22) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.23) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.24) >= 9.11.0, < 9.14.4-r0 9.14.4-r0
alpine/bind(Alpine:v3.7) >= 9.11.0, < 9.11.8-r0 9.11.8-r0
alpine/bind(Alpine:v3.8) >= 9.11.0, < 9.12.4_p2-r0 9.12.4_p2-r0
alpine/bind(Alpine:v3.9) >= 9.11.0, < 9.12.4_p2-r0 9.12.4_p2-r0
isc BIND 9 = 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 P No fix listed

References