What’s Vulnerable › Vulnerabilities

CVE-2015-8845

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-04-27 · updated 2026-06-17
• Weakness: CWE-284

Description

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.

Affected products

• Linux kernel: through 4.4
• Novell Suse Linux Enterprise Desktop: 12.0
• Novell Suse Linux Enterprise Server: 12.0
• Suse Linux Enterprise Live Patching: 12.0
• Suse Linux Enterprise Module For Public Cloud: 12.0
• Suse Linux Enterprise Real Time Extension: 12-sp1
• Suse Linux Enterprise Software Development Kit: 12.0
• Suse Linux Enterprise Workstation Extension: 12.0

References

• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7f821fc9c77a9b01fe7b1d6e72717b33d8d64142
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
• http://rhn.redhat.com/errata/RHSA-2016-2574.html
• http://rhn.redhat.com/errata/RHSA-2016-2584.html
• 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://www.securitytracker.com/id/1035594
• https://bugzilla.redhat.com/show_bug.cgi?id=1326540
• https://github.com/torvalds/linux/commit/7f821fc9c77a9b01fe7b1d6e72717b33d8d64142

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