USN-5126-1 fixed a vulnerability in Bind. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.
Original advisory details:
Kishore Kumar Kothapalli discovered that Bind incorrectly handled the lame cache when processing responses. A remote attacker could possibly use this issue to cause Bind to consume resources, resulting in a denial of service.
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{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "bind9-host-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "lwresd": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisc-export160-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccc-export140-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libdns162": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "bind9utils": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccc-export140-udeb-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libirs-export141-udeb-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "bind9-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisc-export160-udeb-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libbind9-140": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libdns162-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisc-export160": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "bind9utils-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccfg-export140-udeb": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "dnsutils": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccfg140": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libirs-export141": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libdns-export162": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "liblwres141-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "dnsutils-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libbind-export-dev": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libdns-export162-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccfg140-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccfg-export140-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "liblwres141": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisc160-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccc-export140": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libirs-export141-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libbind9-140-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libdns-export162-udeb": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libirs-export141-udeb": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccc140-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "lwresd-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "bind9": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisc160": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libbind-dev": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "host": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccfg-export140": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisc-export160-udeb": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "bind9-doc": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccc140": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libirs141": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccc-export140-udeb": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libirs141-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libdns-export162-udeb-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "bind9-host": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1", "libisccfg-export140-udeb-dbgsym": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm1" } ] }