CVE-2009-2698

Public Exploit

Description

The udp_sendmsg function in the UDP implementation in (1) net/ipv4/udp.c and (2) net/ipv6/udp.c in the Linux kernel before 2.6.19 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via vectors involving the MSG_MORE flag and a UDP socket.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 25.61% Top 5%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory mandriva.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.redhat.com/support/errata/RHSA-2009-1233.html broken link third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2009-1223.html third party advisory vendor advisory
http://www.securityfocus.com/archive/1/512019/100/0/threaded mailing list vdb entry third party advisory broken link
http://secunia.com/advisories/37298 broken link third party advisory vendor advisory
http://www.securitytracker.com/id?1022761 vdb entry third party advisory broken link
http://secunia.com/advisories/36430 broken link third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2009-08/msg00008.html mailing list third party advisory vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11514 signature vdb entry third party advisory broken link
http://secunia.com/advisories/36510 broken link third party advisory vendor advisory
http://secunia.com/advisories/37471 broken link third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2009-1222.html third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-852-1 third party advisory vendor advisory
http://secunia.com/advisories/23073 broken link third party advisory vendor advisory
http://www.vmware.com/security/advisories/VMSA-2009-0016.html third party advisory
http://www.securityfocus.com/bid/36108 patch exploit vdb entry third party advisory broken link
http://www.openwall.com/lists/oss-security/2009/08/25/1 mailing list
http://www.mandriva.com/security/advisories?name=MDVSA-2011:051 broken link third party advisory vendor advisory
http://www.securityfocus.com/archive/1/507985/100/0/threaded mailing list vdb entry third party advisory broken link
http://support.avaya.com/css/P8/documents/100067254 third party advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9142 signature vdb entry third party advisory broken link
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8557 signature vdb entry third party advisory broken link
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1e0c14f49d6b393179f423abbac47f85618d3d46 broken link
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.19 broken link vendor advisory
http://www.vupen.com/english/advisories/2009/3316 vdb entry permissions required
http://secunia.com/advisories/37105 broken link third party advisory vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=518034 issue tracking third party advisory

Frequently Asked Questions

What is the severity of CVE-2009-2698?
CVE-2009-2698 has been scored as a high severity vulnerability.
How to fix CVE-2009-2698?
To fix CVE-2009-2698, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-2698 being actively exploited in the wild?
It is possible that CVE-2009-2698 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~26% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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