Vulnerability Details : CVE-2014-9585
Potential exploit
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.
Products affected by CVE-2014-9585
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:6.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.1:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:6.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_aus:6.6:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_desktop:12:-:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:ltss:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:12:-:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_workstation_extension:12:*:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:-:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_real_time_extension:11:sp3:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:evergreen:11.4:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2014-9585
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 28 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2014-9585
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:P/A:N |
3.9
|
2.9
|
NIST |
References for CVE-2014-9585
-
http://www.ubuntu.com/usn/USN-2518-1
USN-2518-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://www.securityfocus.com/bid/71990
Linux Kernel 'vdso_addr()' Function Local Security Bypass VulnerabilityThird Party Advisory;VDB Entry
-
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
[security-announce] SUSE-SU-2015:0481-1: important: Security update forMailing List;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
[security-announce] openSUSE-SU-2015:0566-1: important: kernel update foMailing List;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html
[security-announce] SUSE-SU-2015:0652-1: important: Security update forMailing List;Third Party Advisory
-
http://git.kernel.org/?p=linux/kernel/git/luto/linux.git;a=commit;h=bc3b94c31d65e761ddfe150d02932c65971b74e2
kernel/git/luto/linux.git - Miscellaneous developmentVendor Advisory
-
http://www.ubuntu.com/usn/USN-2515-1
USN-2515-1: Linux kernel (Trusty HWE) vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://www.openwall.com/lists/oss-security/2014/12/09/10
oss-security - PIE bypass using VDSO ASLR weaknessExploit;Mailing List;Third Party Advisory
-
http://v0ids3curity.blogspot.in/2014/12/return-to-vdso-using-elf-auxiliary.html
voidsecurity: Return to VDSO using ELF Auxiliary VectorsBroken Link
-
http://rhn.redhat.com/errata/RHSA-2015-1081.html
RHSA-2015:1081 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00035.html
[security-announce] SUSE-SU-2015:0178-1: important: Security update forMailing List;Third Party Advisory
-
http://git.kernel.org/?p=linux/kernel/git/tip/tip.git;a=commit;h=fbe1bf140671619508dfa575d74a185ae53c5dbb
kernel/git/tip/tip.git - Unnamed repository; edit this file 'description' to name the repository.Patch;Vendor Advisory
-
http://www.ubuntu.com/usn/USN-2514-1
USN-2514-1: Linux kernel (OMAP4) vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://rhn.redhat.com/errata/RHSA-2015-1778.html
RHSA-2015:1778 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://lists.fedoraproject.org/pipermail/package-announce/2015-January/148480.html
[SECURITY] Fedora 21 Update: kernel-3.18.3-201.fc21Mailing List;Third Party Advisory
-
http://rhn.redhat.com/errata/RHSA-2015-1787.html
RHSA-2015:1787 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://www.ubuntu.com/usn/USN-2513-1
USN-2513-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://www.debian.org/security/2015/dsa-3170
Debian -- Security Information -- DSA-3170-1 linuxThird Party Advisory
-
http://www.mandriva.com/security/advisories?name=MDVSA-2015:058
mandriva.comThird Party Advisory
-
http://www.ubuntu.com/usn/USN-2517-1
USN-2517-1: Linux kernel (Utopic HWE) vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html
[security-announce] SUSE-SU-2015:0736-1: important: Security update forMailing List;Third Party Advisory
-
http://www.ubuntu.com/usn/USN-2516-1
USN-2516-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.html
[security-announce] openSUSE-SU-2015:0714-1: important: Security updateMailing List;Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2015/01/09/8
oss-security - Re: PIE bypass using VDSO ASLR weakness - Linux kernelMailing List;Third Party Advisory
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