CVE-2015-7872

Impact:
Important
Public Date:
2015-10-12
CWE:
CWE-456
Bugzilla:
1272371: CVE-2015-7872 kernel: Keyrings crash triggerable by unprivileged user
It was found that the Linux kernel's keys subsystem did not correctly garbage collect uninstantiated keyrings. A local attacker could use this flaw to crash the system or, potentially, escalate their privileges on the system.

Find out more about CVE-2015-7872 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue affects the Linux kernels as shipped with Red Hat Enterprise Linux 6 , 7 and Red Hat MRG 2. Future updates for the respective releases may address this flaw.

CVSS v2 metrics

Base Score 7.2
Base Metrics AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete

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 6 (kernel) RHSA-2015:2636 2015-12-15
Red Hat MRG Grid for RHEL 6 Server v.2 (kernel-rt) RHSA-2016:0224 2016-02-16
Red Hat Enterprise Linux for Real Time for NFV (v. 7) (kernel-rt) RHSA-2016:0212 2016-02-16
Red Hat Enterprise Linux 7 (kernel) RHSA-2016:0185 2016-02-16

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 kernel Not affected
Last Modified