CVE-2016-5828

moderate-risk
Published 2016-06-27

The start_thread function in arch/powerpc/kernel/process.c in the Linux kernel through 4.6.3 on powerpc platforms mishandles transactional state, which allows local users to cause a denial of service (invalid process state or TM Bad Thing exception, and system crash) or possibly have unspecified other impact by starting and suspending a transaction before an exec system call.

Do I need to act?

-
0.09% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10 High
LOCAL / LOW complexity

Affected Products (6)

Affected Vendors

Linux Debian Canonical Novell

References (28)

Mailing List http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-2574.html
Third Party Advisory http://www.debian.org/security/2016/dsa-3616
Mailing List http://www.openwall.com/lists/oss-security/2016/06/25/7
Third Party Advisory http://www.securityfocus.com/bid/91415
Third Party Advisory http://www.ubuntu.com/usn/USN-3070-1
Third Party Advisory http://www.ubuntu.com/usn/USN-3070-2
Third Party Advisory http://www.ubuntu.com/usn/USN-3070-3
Third Party Advisory http://www.ubuntu.com/usn/USN-3070-4
Third Party Advisory http://www.ubuntu.com/usn/USN-3071-1
Third Party Advisory http://www.ubuntu.com/usn/USN-3071-2
Patch https://patchwork.ozlabs.org/patch/636776/
Mailing List http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-2574.html
Third Party Advisory http://www.debian.org/security/2016/dsa-3616
Mailing List http://www.openwall.com/lists/oss-security/2016/06/25/7
and 8 more references
37
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 0/34 · Minimal
Exposure 13/34 · Low