CVE-2014-7826

Name: CVE-2014-7826
Creator: NVD / NIST
Published: 2014-11-10T11:55:08.173+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.59%

Last modified Jun 17, 2026

CVE-2014-7826 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.59% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.59%

43.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions	Update
Linux	Linux Kernel	>= 2.6.32, < 3.2.65	—
Linux	Linux Kernel	>= 3.3, < 3.4.106	—
Linux	Linux Kernel	>= 3.5, < 3.10.60	—
Linux	Linux Kernel	>= 3.11, < 3.12.33	—
Linux	Linux Kernel	>= 3.13, < 3.14.24	—
Linux	Linux Kernel	>= 3.15, < 3.16.35	—
Linux	Linux Kernel	>= 3.17, < 3.17.3	—
Opensuse	Evergreen	11.4	—
Suse	Suse Linux Enterprise Server	11	Sp2

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=086ba77a6db00ed858ff07451bedee197df868c9
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://rhn.redhat.com/errata/RHSA-2014-1943.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0290.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0864.htmlThird Party Advisory
http://www.openwall.com/lists/oss-security/2014/11/06/11Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/70971Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1161565Issue Tracking, Patch, Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/98556Third Party Advisory, VDB Entry
https://github.com/torvalds/linux/commit/086ba77a6db00ed858ff07451bedee197df868c9Exploit, Patch, Third Party Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=086ba77a6db00ed858ff07451bedee197df868c9
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://rhn.redhat.com/errata/RHSA-2014-1943.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0290.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0864.htmlThird Party Advisory
http://www.openwall.com/lists/oss-security/2014/11/06/11Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/70971Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1161565Issue Tracking, Patch, Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/98556Third Party Advisory, VDB Entry
https://github.com/torvalds/linux/commit/086ba77a6db00ed858ff07451bedee197df868c9Exploit, Patch, Third Party Advisory

Timeline

Published: Nov 10, 2014
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2014-7826?

How severe is CVE-2014-7826?

CVE-2014-7826 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.59% probability of exploitation in the next 30 days.

How do I fix CVE-2014-7826?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2014-7826?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST