CVE-2012-6689 Information

Description

The netlink_sendmsg function in net/netlink/af_netlink.c in the Linux kernel before 3.5.5 does not validate the dst_pid field which allows local users to have an unspecified impact by spoofing Netlink messages.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=20e1db19db5d6b9e4e83021595eab0dc8f107bef http://marc.info/?l=linux-netdev&m=134522422125983&w=2 http://marc.info/?l=linux-netdev&m=134522422925986&w=2 http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.5.5 http://www.openwall.com/lists/oss-security/2015/02/22/10 http://www.securityfocus.com/bid/72739 https://bugzilla.redhat.com/show_bug.cgi?id=848949 https://github.com/torvalds/linux/commit/20e1db19db5d6b9e4e83021595eab0dc8f107bef

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8