CVE-2014-9585

The vdso_addr function in arch/x86/vdso/vma.c in the Linux kernel through 3.18.2 does not properly choose memory locations for the vDSO area, which makes it easier for local users to bypass the ASLR protection mechanism by guessing a location at the end of a PMD.

• http://git.kernel.org/?p=linux/kernel/git/luto/linux.git%3Ba=commit%3Bh=bc3b94c31d65e761ddfe150d02932c65971b74e2
• http://git.kernel.org/?p=linux/kernel/git/tip/tip.git%3Ba=commit%3Bh=fbe1bf140671619508dfa575d74a185ae53c5dbb
• http://lists.fedoraproject.org/pipermail/package-announce/2015-January/148480.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00035.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.htmlMailing List, Third Party Advisory
• http://rhn.redhat.com/errata/RHSA-2015-1081.htmlThird Party Advisory
• http://rhn.redhat.com/errata/RHSA-2015-1778.htmlThird Party Advisory
• http://rhn.redhat.com/errata/RHSA-2015-1787.htmlThird Party Advisory
• http://v0ids3curity.blogspot.in/2014/12/return-to-vdso-using-elf-auxiliary.htmlBroken Link
• http://www.debian.org/security/2015/dsa-3170Third Party Advisory
• http://www.mandriva.com/security/advisories?name=MDVSA-2015:058Third Party Advisory
• http://www.openwall.com/lists/oss-security/2014/12/09/10Exploit, Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2015/01/09/8Mailing List, Third Party Advisory
• http://www.securityfocus.com/bid/71990Third Party Advisory, VDB Entry
• http://www.ubuntu.com/usn/USN-2513-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-2514-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-2515-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-2516-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-2517-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-2518-1Third Party Advisory
• http://git.kernel.org/?p=linux/kernel/git/luto/linux.git%3Ba=commit%3Bh=bc3b94c31d65e761ddfe150d02932c65971b74e2
• http://git.kernel.org/?p=linux/kernel/git/tip/tip.git%3Ba=commit%3Bh=fbe1bf140671619508dfa575d74a185ae53c5dbb
• http://lists.fedoraproject.org/pipermail/package-announce/2015-January/148480.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00035.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.htmlMailing List, Third Party Advisory
• http://rhn.redhat.com/errata/RHSA-2015-1081.htmlThird Party Advisory
• http://rhn.redhat.com/errata/RHSA-2015-1778.htmlThird Party Advisory
• http://rhn.redhat.com/errata/RHSA-2015-1787.htmlThird Party Advisory
• http://v0ids3curity.blogspot.in/2014/12/return-to-vdso-using-elf-auxiliary.htmlBroken Link
• http://www.debian.org/security/2015/dsa-3170Third Party Advisory
• http://www.mandriva.com/security/advisories?name=MDVSA-2015:058Third Party Advisory
• http://www.openwall.com/lists/oss-security/2014/12/09/10Exploit, Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2015/01/09/8Mailing List, Third Party Advisory
• http://www.securityfocus.com/bid/71990Third Party Advisory, VDB Entry
• http://www.ubuntu.com/usn/USN-2513-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-2514-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-2515-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-2516-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-2517-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-2518-1Third Party Advisory

Published

Jan 9, 2015

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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