National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2015-6526 Detail

Description

The perf_callchain_user_64 function in arch/powerpc/perf/callchain.c in the Linux kernel before 4.0.2 on ppc64 platforms allows local users to cause a denial of service (infinite loop) via a deep 64-bit userspace backtrace.

Source:  MITRE
Description Last Modified:  08/31/2015

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9a5cbce421a283e6aea3c4007f141735bf9da8c3
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.2
http://www.openwall.com/lists/oss-security/2015/08/18/4
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/76401
http://www.securitytracker.com/id/1033728
http://www.ubuntu.com/usn/USN-2759-1
http://www.ubuntu.com/usn/USN-2760-1
https://bugzilla.redhat.com/show_bug.cgi?id=1218454
https://github.com/torvalds/linux/commit/9a5cbce421a283e6aea3c4007f141735bf9da8c3

Technical Details

Vulnerability Type (View All)

  • Resource Management Errors (CWE-399)

Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-6526
NVD Published Date:
08/31/2015
NVD Last Modified:
12/07/2016