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Debian Security Advisory DSA 4089-1 (bind9 - security update)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
Jayachandran Palanisamy of Cygate AB reported that BIND, a DNS server implementation, was improperly sequencing cleanup operations, leading in some cases to a use-after-free error, triggering an assertion failure and crash in named.
Affected Software
Affected Software
bind9 on Debian Linux
Detection Method
Detection Method
This check tests the installed software version using the apt package manager.
Solution
Solution
For the oldstable distribution (jessie), this problem has been fixed in version 1:9.9.5.dfsg-9+deb8u15. For the stable distribution (stretch), this problem has been fixed in version 1:9.10.3.dfsg.P4-12.3+deb9u4. We recommend that you upgrade your bind9 packages. For the detailed security status of bind9 please refer to its security tracker page linked in the references.