CVE-2014-7826

HIGH

Linux Kernel < 3.17.2 - Denial of Service via Ftrace Private Syscall Handling

Title source: llm
STIX 2.1

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.

References (11)

Core 11
Core References
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2014/11/06/11
Third Party Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2015-0864.html
Third Party Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2015-0290.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/98556
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/70971
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1161565
Third Party Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2014-1943.html
Exploit, Patch, Third Party Advisory x_refsource_confirm
https://github.com/torvalds/linux/commit/086ba77a6db00ed858ff07451bedee197df868c9

Scores

CVSS v3 7.8
EPSS 0.0004
EPSS Percentile 13.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-476
Status published
Products (3)
linux/linux_kernel 2.6.32 - 3.2.65
opensuse/evergreen 11.4
suse/suse_linux_enterprise_server 11 sp2
Published Nov 10, 2014
Tracked Since Feb 18, 2026