[ASA-201801-16] bind: denial of service
anthraxx at archlinux.org
Thu Jan 18 22:40:06 UTC 2018
Arch Linux Security Advisory ASA-201801-16
Date : 2018-01-18
CVE-ID : CVE-2017-3145
Package : bind
Type : denial of service
Remote : Yes
Link : https://security.archlinux.org/AVG-589
The package bind before version 9.11.2.P1-1 is vulnerable to denial of
Upgrade to 9.11.2.P1-1.
# pacman -Syu "bind>=9.11.2.P1-1"
The problem has been fixed upstream in version 9.11.2.P1.
A use-after-free flaw leading to denial of service was found in the way
BIND before 9.11.2.P1, 9.10.6-P1 and 9.9.11-P1 internally handled
cleanup operations on upstream recursion fetch contexts. A remote
attacker could potentially use this flaw to make named, acting as a
DNSSEC validating resolver, exit unexpectedly with an assertion failure
via a specially crafted DNS request.
A remote attacker is able to crash named while acting as a DNSSEC
validating resolver via a specially crafted DNS request.
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