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.
No PoCs from references.
- https://github.com/ARPSyndicate/cvemon
- https://github.com/Seabreg/bind
- https://github.com/balabit-deps/balabit-os-8-bind9-libs
- https://github.com/balabit-deps/balabit-os-9-bind9-libs
- https://github.com/bg6cq/bind9
- https://github.com/krlabs/dnsbind-vulnerabilities
- https://github.com/openkylin/bind9-libs
- https://github.com/pexip/os-bind9-libs
- https://github.com/psmedley/bind-os2