CVE-2017-3145 - CVE House
Back to Database
Status published High CVE-2017-3145

Improper fetch cleanup sequencing in the resolver can cause named to crash

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2017-3145

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • ISC would like to thank Jayachandran Palanisamy of Cygate AB for making us aware of this vulnerability.

References

More from ISC

View All →
CVE-2025-8696
DoS attack against the Stork UI from an unauthenticated user
High 7.5
CVE-2025-8677
Resource exhaustion via malformed DNSKEY handling
High 7.5
CVE-2025-40780
Cache poisoning due to weak PRNG
High 8.6
CVE-2025-40779
Kea crash upon interaction between specific client options and subnet selection
High 7.5
CVE-2025-40778
Cache poisoning attacks with unsolicited RRs
High 8.6

Affected Vendor

Affected Software

BIND 9
Vulnerable Versions:
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

Timeline

Official Publish: January 16th, 2019
Last Modified: September 17th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.