Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 2.6.19 |
| Canonical | Ubuntu Linux | 6.06 |
| Suse | Linux Enterprise Desktop | 10 |
| Suse | Linux Enterprise Server | 9 |
| Fedoraproject | Fedora | 10 |
| Redhat | Enterprise Linux Desktop | 4.0 |
| Redhat | Enterprise Linux Eus | 4.8 |
| Redhat | Enterprise Linux Server | 4.0 |
| Redhat | Enterprise Linux Server Aus | 5.3 |
| Redhat | Enterprise Linux Workstation | 4.0 |
| Vmware | Vcenter Server | 4.0 |
| Vmware | Esxi | 4.0 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=Broken Link
- http://lists.opensuse.org/opensuse-security-announce/2009-08/msg00008.htmlMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2009-1222.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2009-1223.htmlThird Party Advisory
- http://secunia.com/advisories/23073Broken LinkVendor Advisory
- http://secunia.com/advisories/36430Broken LinkVendor Advisory
- http://secunia.com/advisories/36510Broken LinkVendor Advisory
- http://secunia.com/advisories/37105Broken LinkVendor Advisory
- http://secunia.com/advisories/37298Broken LinkVendor Advisory
- http://secunia.com/advisories/37471Broken LinkVendor Advisory
- http://support.avaya.com/css/P8/documents/100067254Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.19Broken LinkVendor Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:051Broken LinkThird Party Advisory
- http://www.openwall.com/lists/oss-security/2009/08/25/1Mailing List
- http://www.redhat.com/support/errata/RHSA-2009-1233.htmlBroken LinkThird Party Advisory
FAQ
What is CVE-2009-2698?
CVE-2009-2698 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 (NU...
How severe is CVE-2009-2698?
CVE-2009-2698 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-2698?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux, Suse Linux Enterprise Desktop, Suse Linux Enterprise Server, Fedoraproject Fedora.