CVE-2017-12132

Priority
Description
The DNS stub resolver in the GNU C Library (aka glibc or libc6) before
version 2.26, when EDNS support is enabled, will solicit large UDP
responses from name servers, potentially simplifying off-path DNS spoofing
attacks due to IP fragmentation.
Notes
Package
Upstream:needs-triage
Ubuntu 12.04 ESM (Precise Pangolin):needed
Ubuntu 14.04 ESM (Trusty Tahr):needed
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 19.04 (Disco Dingo):DNE
Ubuntu 19.10 (Eoan Ermine):DNE
Ubuntu 20.04 (Focal Fossa):DNE
Package
Source: glibc (LP Ubuntu Debian)
Upstream:released (2.26)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 ESM (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):needed
Ubuntu 18.04 LTS (Bionic Beaver):not-affected (2.26-0ubuntu2)
Ubuntu 19.04 (Disco Dingo):not-affected (2.26-0ubuntu2)
Ubuntu 19.10 (Eoan Ermine):not-affected (2.26-0ubuntu2)
Ubuntu 20.04 (Focal Fossa):not-affected (2.26-0ubuntu2)
Patches:
Upstream:https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=e14a27723cc3a154d67f3f26e719d08c0ba9ad25 (master)
Upstream:https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=47db584c74e2bbcf1ba55e62d949c1a738da5e0a (2.25)
More Information

Updated: 2019-12-05 19:41:43 UTC (commit 0aa5e7c87c8b55d2ec5c7f4ca1179cf75de91961)