CVE-2011-1573 Information

Description

net/sctp/sm_make_chunk.c in the Linux kernel before 2.6.34 when addip_enable and auth_enable are used does not consider the amount of zero padding during calculation of chunk lengths for (1) INIT and (2) INIT ACK chunks which allows remote attackers to cause a denial of service (OOPS) via crafted packet data.

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a8170c35e738d62e9919ce5b109cf4ed66e95bde http://mirror.anl.gov/pub/linux/kernel/v2.6/ChangeLog-2.6.34 http://openwall.com/lists/oss-security/2011/04/11/12 http://openwall.com/lists/oss-security/2011/04/11/4 http://rhn.redhat.com/errata/RHSA-2011-0927.html https://bugzilla.redhat.com/show_bug.cgi?id=695383

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.9