CVE-2018-5744

A failure to free memory can occur when processing messages having a specific combination of EDNS options. Versions affected are: BIND 9.10.7 - 9.10.8-P1, 9.11.3 - 9.11.5-P1, 9.12.0 - 9.12.3-P1, and versions 9.10.7-S1 - 9.11.5-S3 of BIND 9 Supported Preview Edition. Versions 9.13.0 - 9.13.6 of th...

CVE-2018-5744

A failure to free memory can occur when processing messages having a specific combination of EDNS options. Versions affected are: BIND 9.10.7 - 9.10.8-P1, 9.11.3 - 9.11.5-P1, 9.12.0 - 9.12.3-P1, and versions 9.10.7-S1 - 9.11.5-S3 of BIND 9 Supported Preview Edition. Versions 9.13.0 - 9.13.6 of th...

Code injection

By design, BIND is intended to limit the number of TCP clients that can be connected at any given time. The number of allowed connections is a tunable parameter which, if unset, defaults to a conservative value for most servers. Unfortunately, the code which was intended to limit the number of...

CVE-2019-6469

An error in the EDNS Client Subnet ECS feature for recursive resolvers can cause BIND to exit with an assertion failure when processing a response that has malformed RRSIGs. Versions affected: BIND 9.10.5-S1 - 9.11.6-S1 of BIND 9 Supported Preview Edition...

Design/Logic Flaw

"managed-keys" is a feature which allows a BIND resolver to automatically maintain the keys used by trust anchors which operators configure for use in DNSSEC validation. Due to an error in the managed-keys feature it is possible for a BIND server which uses managed-keys to exit due to an assertio...

Race condition

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...

Design/Logic Flaw

A programming error in the nxdomain-redirect feature can cause an assertion failure in query.c if the alternate namespace used by nxdomain-redirect is a descendant of a zone that is served locally. The most likely scenario where this might occur is if the server, in addition to performing NXDOMAI...

Code injection

Controls for zone transfers may not be properly applied to Dynamically Loadable Zones DLZs if the zones are writable Versions affected: BIND 9.9.0 - 9.10.8-P1, 9.11.0 - 9.11.5-P2, 9.12.0 - 9.12.3-P2, and versions 9.9.3-S1 - 9.11.5-S3 of BIND 9 Supported Preview Edition. Versions 9.13.0 - 9.13.6 o...

Code injection

An error in the EDNS Client Subnet ECS feature for recursive resolvers can cause BIND to exit with an assertion failure when processing a response that has malformed RRSIGs. Versions affected: BIND 9.10.5-S1 - 9.11.6-S1 of BIND 9 Supported Preview Edition...

Design/Logic Flaw

A failure to free memory can occur when processing messages having a specific combination of EDNS options. Versions affected are: BIND 9.10.7 - 9.10.8-P1, 9.11.3 - 9.11.5-P1, 9.12.0 - 9.12.3-P1, and versions 9.10.7-S1 - 9.11.5-S3 of BIND 9 Supported Preview Edition. Versions 9.13.0 - 9.13.6 of th...

Design/Logic Flaw

In BIND Supported Preview Edition, an error in the nxdomain-redirect feature can occur in versions which support EDNS Client Subnet ECS features. In those versions which have ECS support, enabling nxdomain-redirect is likely to lead to BIND exiting due to assertion failure. Versions affected: BIN...

CVE-2019-6468 BIND Supported Preview Edition can exit with an assertion failure if nxdomain-redirect is used

In BIND Supported Preview Edition, an error in the nxdomain-redirect feature can occur in versions which support EDNS Client Subnet ECS features. In those versions which have ECS support, enabling nxdomain-redirect is likely to lead to BIND exiting due to assertion failure. Versions affected: BIN...

CVE-2019-6465 Zone transfer controls for writable DLZ zones were not effective

Controls for zone transfers may not be properly applied to Dynamically Loadable Zones DLZs if the zones are writable Versions affected: BIND 9.9.0 - 9.10.8-P1, 9.11.0 - 9.11.5-P2, 9.12.0 - 9.12.3-P2, and versions 9.9.3-S1 - 9.11.5-S3 of BIND 9 Supported Preview Edition. Versions 9.13.0 - 9.13.6 o...

CVE-2018-5743 Limiting simultaneous TCP clients was ineffective

By design, BIND is intended to limit the number of TCP clients that can be connected at any given time. The number of allowed connections is a tunable parameter which, if unset, defaults to a conservative value for most servers. Unfortunately, the code which was intended to limit the number of...

CVE-2019-6467

CVE-2019-6467 affects BIND's nxdomain-redirect feature. A programming error can trigger an assertion failure in query.c when the alternate namespace used for NXDOMAIN redirection is a descendant of a locally served zone. Affected: BIND 9.12.0–9.12.4, 9.14.0, and all 9.13 development releases. Con...

CVE-2019-6465

Controls for zone transfers may not be properly applied to Dynamically Loadable Zones DLZs if the zones are writable Versions affected: BIND 9.9.0 - 9.10.8-P1, 9.11.0 - 9.11.5-P2, 9.12.0 - 9.12.3-P2, and versions 9.9.3-S1 - 9.11.5-S3 of BIND 9 Supported Preview Edition. Versions 9.13.0 - 9.13.6 o...

CVE-2019-6467

A programming error in the nxdomain-redirect feature can cause an assertion failure in query.c if the alternate namespace used by nxdomain-redirect is a descendant of a zone that is served locally. The most likely scenario where this might occur is if the server, in addition to performing NXDOMAI...

CVE-2019-6469

An error in the EDNS Client Subnet ECS feature for recursive resolvers can cause BIND to exit with an assertion failure when processing a response that has malformed RRSIGs. Versions affected: BIND 9.10.5-S1 - 9.11.6-S1 of BIND 9 Supported Preview Edition...

CVE-2018-5744

A failure to free memory can occur when processing messages having a specific combination of EDNS options. Versions affected are: BIND 9.10.7 - 9.10.8-P1, 9.11.3 - 9.11.5-P1, 9.12.0 - 9.12.3-P1, and versions 9.10.7-S1 - 9.11.5-S3 of BIND 9 Supported Preview Edition. Versions 9.13.0 - 9.13.6 of th...

CVE-2018-5743

By design, BIND is intended to limit the number of TCP clients that can be connected at any given time. The number of allowed connections is a tunable parameter which, if unset, defaults to a conservative value for most servers. Unfortunately, the code which was intended to limit the number of...