The signal implementation in the Linux kernel before 4.3.5 on...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.5
- http://www.openwall.com/lists/oss-security/2016/04/13/1
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d2b9d2a5ad5ef04ff978c9923d19730cb05efd55
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://www.securitytracker.com/id/1035594
- https://github.com/torvalds/linux/commit/d2b9d2a5ad5ef04ff978c9923d19730cb05efd55
- https://bugzilla.redhat.com/show_bug.cgi?id=1326540
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Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.