CVE-2017-12132
Published: 01 August 2017
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.
Priority
CVSS 3 base score: 5.9
Status
Package | Release | Status |
---|---|---|
eglibc Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
Ubuntu 20.10 (Groovy Gorilla) |
Does not exist
|
|
Ubuntu 20.04 LTS (Focal Fossa) |
Does not exist
|
|
Ubuntu 18.04 LTS (Bionic Beaver) |
Does not exist
|
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Needed
|
|
glibc Launchpad, Ubuntu, Debian |
Upstream |
Released
(2.26)
|
Ubuntu 20.10 (Groovy Gorilla) |
Not vulnerable
(2.26-0ubuntu2)
|
|
Ubuntu 20.04 LTS (Focal Fossa) |
Not vulnerable
(2.26-0ubuntu2)
|
|
Ubuntu 18.04 LTS (Bionic Beaver) |
Not vulnerable
(2.26-0ubuntu2)
|
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Needed
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
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) |