CVE-2009-2698

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Summary

CVECVE-2009-2698
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-08-27 17:30:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from [email protected]

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

Problem Types: CWE-476 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary7.2AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:L/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 6.06 All All All
Operating System Canonical Ubuntu Linux 8.04 All All All
Operating System Canonical Ubuntu Linux 8.10 All All All
Operating System Canonical Ubuntu Linux 9.04 All All All
Operating System Fedoraproject Fedora 10 All All All
Operating System Linux Linux Kernel All All All All
Operating System Redhat Enterprise Linux Desktop 4.0 All All All
Operating System Redhat Enterprise Linux Desktop 5.0 All All All
Operating System Redhat Enterprise Linux Eus 4.8 All All All
Operating System Redhat Enterprise Linux Eus 5.3 All All All
Operating System Redhat Enterprise Linux Server 4.0 All All All
Operating System Redhat Enterprise Linux Server 5.0 All All All
Operating System Redhat Enterprise Linux Server Aus 5.3 All All All
Operating System Redhat Enterprise Linux Workstation 4.0 All All All
Operating System Redhat Enterprise Linux Workstation 5.0 All All All
Operating System Suse Linux Enterprise Desktop 10 sp2 All All
Operating System Suse Linux Enterprise Server 10 sp2 All All
Operating System Suse Linux Enterprise Server 9 All All All
Operating System Vmware Esxi 4.0 All All All
Application Vmware Vcenter Server 4.0 - All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Permissions Required
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Broken Link, Third Party Advisory
rhn.redhat.com | Red Hat Support af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
oss-security - CVE-2009-2698 kernel: udp socket NULL ptr dereference af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List
Linux Kernel Multiple Vulnerabilities - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
SUSE update for kernel - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org Broken Link, Third Party Advisory
[security-announce] SUSE Security Announcement: Linux kernel (SUSE-SA:20 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
Ubuntu update for kernel - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
Linux Kernel 'udp_sendmsg()' MSG_MORE Flag Local Privilege Escalation Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Exploit, Patch, Third Party Advisory, VDB Entry
SecurityTracker.com Archives - Linux Kernel Null Pointer Dereference in udp_sendmsg() Lets Local Users Gain Elevated Privileges af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Broken Link, Third Party Advisory, VDB Entry
Avaya Products Linux Kernel Multiple Vulnerabilities - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Broken Link
VMware ESX and vMA Update for Multiple Packages - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
USN-852-1: Linux kernel vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
404: File not found af854a3a-2127-422b-91ae-364da2661108 www.kernel.org Broken Link, Vendor Advisory
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Third Party Advisory, VDB Entry
ASA-2009-464 (RHSA-2009-1469) af854a3a-2127-422b-91ae-364da2661108 support.avaya.com Third Party Advisory
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org Broken Link, Third Party Advisory
Bug 518034 – CVE-2009-2698 kernel: udp socket NULL ptr dereference af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Third Party Advisory
Red Hat update for kernel - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
VMSA-2009-0016.1 af854a3a-2127-422b-91ae-364da2661108 www.vmware.com Third Party Advisory
rhn.redhat.com | Red Hat Support af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
mandriva.com af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com Broken Link, Third Party Advisory
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Third Party Advisory, VDB Entry
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org Broken Link, Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

OrganizationPublishedContributorStatement
Red Hat2009-09-14Tomas HogerThis issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise MRG. Updates for Red Hat Enterprise Linux 3, 4 and 5 to correct this issue are available: https://rhn.redhat.com/cve/CVE-2009-2698.html

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