Vulnerability Details : CVE-2016-0823
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.
Published
2016-03-12 21:59:08
Updated
2016-11-28 19:55:41
Vulnerability category: Information leak
Products affected by CVE-2016-0823
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:6.0.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-0823
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-0823
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST | |
|
4.0
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
2.5
|
1.4
|
NIST |
CWE ids for CVE-2016-0823
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-0823
-
https://github.com/torvalds/linux/commit/ab676b7d6fbf4b294bf198fb27ade5b0e865c7ce
pagemap: do not leak physical addresses to non-privileged userspace · torvalds/linux@ab676b7 · GitHub
-
http://www.securityfocus.com/bid/84265
Google Android CVE-2016-0823 Information Disclosure Vulnerability
-
http://googleprojectzero.blogspot.com/2015/03/exploiting-dram-rowhammer-bug-to-gain.html
Project Zero: Exploiting the DRAM rowhammer bug to gain kernel privileges
-
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ab676b7d6fbf4b294bf198fb27ade5b0e865c7ce
kernel/git/torvalds/linux.git - Linux kernel source tree
-
http://source.android.com/security/bulletin/2016-03-01.html
Nexus Security Bulletin - March 2016 | Android Open Source ProjectVendor Advisory
-
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.19.3
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