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Vulnerability Details : CVE-2011-1573

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.
Publish Date : 2012-02-02 Last Update Date : 2020-08-04
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- CVSS Scores & Vulnerability Types

CVSS Score
4.3
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 682

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important
5.4
AV:N/AC:H/Au:N/C:N/I:N/A:C 2011-04-11 2010-04-28
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2011-1573 oval:org.opensuse.security:def:20111573 unix
DEPRECATED: ELSA-2011-0498 -- kernel security, bug fix, and enhancement update (important) oval:org.mitre.oval:def:28065 unix
DEPRECATED: ELSA-2011-0927 -- kernel security and bug fix update (important) oval:org.mitre.oval:def:27865 unix
ELSA-2011-2015 -- Oracle Linux 6 Unbreakable Enterprise kernel security fix update (important) oval:org.mitre.oval:def:28004 unix
ELSA-2011:0498: kernel security, bug fix, and enhancement update (Important) oval:org.mitre.oval:def:23384 unix
ELSA-2011:0927: kernel security and bug fix update (Important) oval:org.mitre.oval:def:23330 unix
RHSA-2011:0498: kernel security, bug fix, and enhancement update (Important) oval:com.redhat.rhsa:def:20110498 unix
RHSA-2011:0498: kernel security, bug fix, and enhancement update (Important) oval:org.mitre.oval:def:21924 unix
RHSA-2011:0927: kernel security and bug fix update (Important) oval:org.mitre.oval:def:21896 unix
RHSA-2011:0927: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20110927 unix
VMware ESXi and ESX updates to third party library and ESX Service Console oval:org.mitre.oval:def:20305 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2011-1573

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 1

- References For CVE-2011-1573

http://openwall.com/lists/oss-security/2011/04/11/12
MLIST [oss-security] 20110411 Re: CVE request - kernel: sctp: fix to calc the INIT/INIT-ACK chunk length correctly to set
http://mirror.anl.gov/pub/linux/kernel/v2.6/ChangeLog-2.6.34 CONFIRM
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a8170c35e738d62e9919ce5b109cf4ed66e95bde CONFIRM
http://openwall.com/lists/oss-security/2011/04/11/4
MLIST [oss-security] 20110411 CVE request - kernel: sctp: fix to calc the INIT/INIT-ACK chunk length correctly to set
https://bugzilla.redhat.com/show_bug.cgi?id=695383 CONFIRM
http://rhn.redhat.com/errata/RHSA-2011-0927.html
REDHAT RHSA-2011:0927

- Metasploit Modules Related To CVE-2011-1573

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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