CVE Database›CVE-2015-8844

CVE-2015-8844

kernel: incorrect restoration of machine specific registers from userspace

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Severity

Moderate

Red Hat Product Security

4.4

CVSS 2.0

Review impact separately from score.

Published · April 13, 2016

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel which could cause a kernel panic when restoring machine specific registers on the PowerPC platform. Incorrect transactional memory state registers could inadvertently change the call path on return from userspace and cause the kernel to enter an unknown state and crash.

Statement

This issue does not affect the Linux kernels as shipped with Red Hat Enterprise Linux 5 and 6,

This issue affects the Linux kernels as shipped with Red Hat Enterprise Linux 7 and MRG-2 realtime kernels.

For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/ .

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 4.4
AV:L/AC:M/Au:S/C:N/I:N/A:C

CWE-772 · Missing Release of Resource after Effective Lifetime