CVE-2016-0823
kernel: Leakage of physical address mappings to non-privileged userspace
Severity
LowRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · March 9, 2015
Updated · November 21, 2025
Description
The pagemap_open function in fs/proc/task_mmu.c in the Linux kernel before 3.19.3, as used in Android 6.0.1 before 2016-03-01, allows local users to obtain sensitive physical-address information by reading a pagemap file, aka Android internal bug 25739721.
Statement
This issue does not affect the Linux kernels as shipped with Red Hat Enterprise Linux 5.
This has been rated as having Low security impact and is not currently planned to be addressed in future updates of 6, 7, and MRG-2. 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 · 2.1AV:L/AC:L/Au:N/C:P/I:N/A:N
CWE-732 · Incorrect Permission Assignment for Critical Resource