UBUNTU-CVE-2015-8844

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2015-8844
Published: 27 Apr 2016, 17:59
Last modified:22 Apr 2026, 10:19

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
3.0 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

27 Apr 2016, 17:59
Published
Vulnerability first disclosed
22 Apr 2026, 10:19
Last Modified
Vulnerability information updated

Description

The signal implementation in the Linux kernel before 4.3.5 on powerpc platforms does not check for an MSR with both the S and T bits set, which allows local users to cause a denial of service (TM Bad Thing exception and panic) via a crafted application.

CVSS Metrics

  • v3.0•MEDIUM•Score: 5.5CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Systems

  • ubuntu•linux

    < 3.13.0-77.121

  • ubuntu•linux-lts-utopic

    < 3.16.0-60.80~14.04.1

  • ubuntu•linux-lts-vivid

    < 3.19.0-49.55~14.04.1

  • ubuntu•linux-lts-wily

    < 4.2.0-27.32~14.04.1

References (3)