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CVE-2015-8845

Date: April 27, 2016

The tm_reclaim_thread function in arch/powerpc/kernel/process.c in the Linux kernel before 4.4.1 on powerpc platforms does not ensure that TM suspend mode exists before proceeding with a tm_reclaim call, which allows local users to cause a denial of service (TM Bad Thing exception and panic) via a crafted application.

Language: C

Severity Score

Related Resources (17)

https://access.redhat.com/security/cve/CVE-2015-8845
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1
http://www.openwall.com/lists/oss-security/2016/04/13/1
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7f821fc9c77a9b01fe7b1d6e72717b33d8d64142
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
http://rhn.redhat.com/errata/RHSA-2016-2584.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-8845
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
http://www.securitytracker.com/id/1035594
https://github.com/torvalds/linux/commit/7f821fc9c77a9b01fe7b1d6e72717b33d8d64142
https://nvd.nist.gov/vuln/detail/CVE-2015-8845
http://rhn.redhat.com/errata/RHSA-2016-2574.html
https://bugzilla.redhat.com/show_bug.cgi?id=1326540
https://security-tracker.debian.org/tracker/CVE-2015-8845
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
https://www.mend.io/vulnerability-database/CVE-2015-8845

Severity Score

Weakness Type (CWE)

Improper Access Control

CWE-284

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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