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CVE-2015-8844

Published: Apr 27, 2016

Modified: Aug 6, 2024

PUBLISHED

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.

Vendor	Product	Versions
n/a	n/a	affected `n/a`

References

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.5

x_refsource_CONFIRM

[oss-security] 20160413 CVE Request: Linux kernel: incorrect restoration of machine specific registers from signal handler.

mailing-list

x_refsource_MLIST

vendor-advisory

x_refsource_REDHAT

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d2b9d2a5ad5ef04ff978c9923d19730cb05efd55

x_refsource_CONFIRM

vendor-advisory

x_refsource_REDHAT

vdb-entry

x_refsource_SECTRACK

https://github.com/torvalds/linux/commit/d2b9d2a5ad5ef04ff978c9923d19730cb05efd55

x_refsource_CONFIRM

https://bugzilla.redhat.com/show_bug.cgi?id=1326540

x_refsource_CONFIRM

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