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The rds_page_copy_user function in net/rds/page.c in the Reliable Datagram Sockets (RDS) protocol implementation in the Linux kernel before 2.6.36 does not properly validate addresses obtained from user space, which allows local users to gain privileges via crafted use of the sendmsg and recvmsg system calls.

• http://www.kb.cert.org/vuls/id/362983 third-party-advisoryx_refsource_CERT-VN
• http://www.vsecurity.com/download/tools/linux-rds-exploit.c x_refsource_MISC
• http://www.ubuntu.com/usn/USN-1000-1 vendor-advisoryx_refsource_UBUNTU
• http://www.securityfocus.com/archive/1/520102/100/0/threaded mailing-listx_refsource_BUGTRAQ
• http://secunia.com/advisories/46397 third-party-advisoryx_refsource_SECUNIA
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=799c10559d60f159ab2232203f222f18fa3c4a5f x_refsource_CONFIRM
• https://www.exploit-db.com/exploits/44677/ exploitx_refsource_EXPLOIT-DB
• http://securitytracker.com/id?1024613 vdb-entryx_refsource_SECTRACK
• http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html vendor-advisoryx_refsource_SUSE
• http://www.redhat.com/support/errata/RHSA-2010-0842.html vendor-advisoryx_refsource_REDHAT
• http://www.vupen.com/english/advisories/2011/0298 vdb-entryx_refsource_VUPEN
• https://bugzilla.redhat.com/show_bug.cgi?id=642896 x_refsource_CONFIRM
• http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00004.html vendor-advisoryx_refsource_SUSE
• http://www.vmware.com/security/advisories/VMSA-2011-0012.html x_refsource_CONFIRM
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36 x_refsource_CONFIRM
• http://www.vsecurity.com/resources/advisory/20101019-1/ x_refsource_MISC
• http://www.redhat.com/support/errata/RHSA-2010-0792.html vendor-advisoryx_refsource_REDHAT
• http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00008.html vendor-advisoryx_refsource_SUSE
• http://packetstormsecurity.com/files/155751/vReliable-Datagram-Sockets-RDS-rds_page_copy_user-Privilege-Escalation.html x_refsource_MISC
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-3904 government-resource