BIND was improperly sequencing cleanup operations on upstream recursion fetch contexts, leading in some cases to a use-after-free error that can trigger an assertion failure and crash in named. Affects BIND 9.0.0 to 9.8.x, 9.9.0 to 9.9.11, 9.10.0 to 9.10.6, 9.11.0 to 9.11.2, 9.9.3-S1 to 9.9.11-S1, 9.10.5-S1 to 9.10.6-S1, 9.12.0a1 to 9.12.0rc1.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-1255-1 bind9 security update
Debian DSA Debian DSA DSA-4089-1 bind9 security update
EUVD EUVD EUVD-2017-12286 BIND was improperly sequencing cleanup operations on upstream recursion fetch contexts, leading in some cases to a use-after-free error that can trigger an assertion failure and crash in named. Affects BIND 9.0.0 to 9.8.x, 9.9.0 to 9.9.11, 9.10.0 to 9.10.6, 9.11.0 to 9.11.2, 9.9.3-S1 to 9.9.11-S1, 9.10.5-S1 to 9.10.6-S1, 9.12.0a1 to 9.12.0rc1.
Ubuntu USN Ubuntu USN USN-3535-1 Bind vulnerability
Ubuntu USN Ubuntu USN USN-3535-2 Bind vulnerability
Fixes

Solution

Upgrade to the patched release most closely related to your current version of BIND. These can all be downloaded from http://www.isc.org/downloads. BIND 9 version 9.9.11-P1 BIND 9 version 9.10.6-P1 BIND 9 version 9.11.2-P1 BIND 9 version 9.12.0rc2 BIND Supported Preview Edition is a special feature preview branch of BIND provided to eligible ISC support customers. BIND 9 version 9.9.11-S2 BIND 9 version 9.10.6-S2


Workaround

If an operator is experiencing crashes due to this, temporarily disabling DNSSEC validation can be used to avoid the known problematic code path while replacement builds are prepared.

History

Sun, 13 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.14308}

epss

{'score': 0.10299}


cve-icon MITRE

Status: PUBLISHED

Assigner: isc

Published:

Updated: 2024-09-17T00:10:46.349Z

Reserved: 2016-12-02T00:00:00

Link: CVE-2017-3145

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-01-16T20:29:00.690

Modified: 2024-11-21T03:24:55.717

Link: CVE-2017-3145

cve-icon Redhat

Severity : Important

Publid Date: 2018-01-16T00:00:00Z

Links: CVE-2017-3145 - Bugzilla

cve-icon OpenCVE Enrichment

No data.