NULL pointer dereference in Linux Kernel
CVE-2014-7826
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (46.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Linux Kernel
- openSUSE Evergreen — versions 11.4
- SUSE Linux Enterprise Server — versions 11
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2014/11/06/11 (mailing-list, Patch, Mailing List, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2015-0864.html (vendor-advisory, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2015-0290.html (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html (vendor-advisory, Mailing List, Third Party Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/98556 (VDB Entry, Third Party Advisory, vdb-entry)
- lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html (vendor-advisory, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/70971 (VDB Entry, Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- git.kernel.org/
- rhn.redhat.com/errata/RHSA-2014-1943.html (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2014-7826?
- CVE-2014-7826 is a high-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 7.8/10. Published 2014-11-10.
- How severe is CVE-2014-7826?
- High severity. CVSS v3 base score is 7.8 out of 10.