[arch-security] [ASA-201601-7] dhcpcd: denial of service
anthraxx at archlinux.org
Mon Jan 11 09:42:04 UTC 2016
Arch Linux Security Advisory ASA-201601-7
Date : 2016-01-11
CVE-ID : CVE-2016-1503 CVE-2016-1504
Package : dhcpcd
Type : denial of service
Remote : Yes
Link : https://wiki.archlinux.org/index.php/CVE
The package dhcpcd before version 6.10.0-1 is vulnerable to denial of
Upgrade to 6.10.0-1.
# pacman -Syu "dhcpcd>=6.10.0-1"
The problem has been fixed upstream in version 6.10.0.
- CVE-2016-1503 (denial of service)
An issue has been discovered that can lead to a heap overflow via
malformed dhcp responses later in print_option (via dhcp_envoption1) due
to incorrect option length values.
- CVE-2016-1504 (denial of service)
A malformed dhcp response can lead to an invalid read/crash leading to
denial of service.
A remote attacker is able to send specially crafted packets leading to
application crash resulting in denial of service.
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