CVE-2017-15031: Infoleak
First published: Tue Dec 18 2018(Updated: )
In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving/restoring the PMCR_EL0 register can leak secure world timing information.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Arm Trusted Firmware | <=1.4 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2017-15031?
CVE-2017-15031 is considered a high severity vulnerability due to its potential to leak secure world timing information.
How do I fix CVE-2017-15031?
To fix CVE-2017-15031, upgrade to ARM Trusted Firmware version 1.5 or later.
Which versions of ARM Trusted Firmware are affected by CVE-2017-15031?
All versions of ARM Trusted Firmware up to and including v1.4 are affected by CVE-2017-15031.
What is the potential impact of CVE-2017-15031?
The impact of CVE-2017-15031 includes the potential leakage of secure world timing information which may lead to side-channel attacks.
Is there a workaround for CVE-2017-15031?
There is no known workaround for CVE-2017-15031; updating to a secure version is the recommended action.
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