PT-2018-1706
CVE-2015-9222
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Published
2018-04-01
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Updated
2018-05-02
Description by
CVSS 2.0
10
HighMetricsAV:N/AC:L/Au:N/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions
Android versions prior to 2018-04-05 security patch level
Description
The issue is related to the processing of erroneous bitstreams in Android, which may result in a hardware freeze. Normally, the firmware should detect the hardware freeze based on a watchdog timer, but since the watchdog timer is not enabled, an infinite loop occurs, leading to a device freeze. This can be exploited by a remote attacker to cause a denial of service.
Recommendations
For Android versions prior to 2018-04-05 security patch level, update to a version with a security patch level of 2018-04-05 or later to resolve the issue. As a temporary workaround, consider disabling the affected Qualcomm components until a patch is available. Restrict access to the device to minimize the risk of exploitation.
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