Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2014-7826 |
CWE-ID | CWE-264 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Linux kernel Operating systems & Components / Operating system |
Vendor | Linux Foundation |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU41136
Risk: Medium
CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2014-7826
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to read and manipulate data.
kernel/trace/trace_syscalls.c in the Linux kernel through 3.17.2 does not properly handle private syscall numbers during use of the ftrace subsystem, which allows local users to gain privileges or cause a denial of service (invalid pointer dereference) via a crafted application.
MitigationInstall update from vendor's website.
Vulnerable software versionsLinux kernel: 3.0 - 3.17.1
CPE2.3http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=086ba77a6db00ed858ff07451bedee197df868c9
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
http://rhn.redhat.com/errata/RHSA-2014-1943.html
http://rhn.redhat.com/errata/RHSA-2015-0290.html
http://rhn.redhat.com/errata/RHSA-2015-0864.html
http://www.openwall.com/lists/oss-security/2014/11/06/11
http://www.securityfocus.com/bid/70971
http://bugzilla.redhat.com/show_bug.cgi?id=1161565
http://exchange.xforce.ibmcloud.com/vulnerabilities/98556
http://github.com/torvalds/linux/commit/086ba77a6db00ed858ff07451bedee197df868c9
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.