CVE-2014-8173

Impact:
Moderate
Public Date:
2013-12-20
CWE:
CWE-476
Bugzilla:
1198457: CVE-2014-8173 kernel: NULL pointer dereference in madvise(MADV_WILLNEED) support
A NULL pointer dereference flaw was found in the way the Linux kernel's madvise MADV_WILLNEED functionality handled page table locking. A local, unprivileged user could use this flaw to crash the system.

Find out more about CVE-2014-8173 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5 and 6. This issue does affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG-2. Future updates for the respective releases may address this issue.

CVSS v2 metrics

Base Score 4.9
Base Metrics AV:L/AC:L/Au:N/C:N/I:N/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete

CVSS v3 metrics

CVSS3 Base Score 6.2
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Impact None
Availability Impact High

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 7 (kernel) RHSA-2015:0290 2015-03-05
MRG Grid for RHEL 6 Server v.2 (kernel-rt) RHSA-2015:0694 2015-03-17

Affected Packages State

Platform Package State
Red Hat Enterprise MRG 2 realtime-kernel Affected
Red Hat Enterprise Linux 7 kernel-rt Not affected
Red Hat Enterprise Linux 6 kernel Not affected
Red Hat Enterprise Linux 5 kernel Not affected

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