What is CVE-2016-0823?

CVE-2016-0823 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.0 out of 10, classified as a Information Exposure flaw (CWE-200). CVE-2016-0823 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2016-0823?

CVE-2016-0823 has a CVSS score of 4.0 out of 10, rated Medium severity. The vector string is CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Is there a patch available for CVE-2016-0823?

No patch is currently available for CVE-2016-0823. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2016-0823 actively exploited?

CVE-2016-0823 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/200.html

CVE-2016-0823

Medium

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.

Package Linux Kernel

Published 2016-03-12

Last modified 2026-05-06

CVSS version 3.0

Patch available

Awaiting data

CVSS 3.0 score

4.0

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Vector string

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness type

CWE-200

CVE-2016-0823 is a Information Exposure vulnerability

What is Information Exposure?

The product exposes sensitive information to an actor not authorised to see it. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2016-0823 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Googleprojectzero
http://googleprojectzero.blogspot.com/2015/03/exploiting-dram-rowhammer-bug-to-gain.html
Source
http://source.android.com/security/bulletin/2016-03-01.html

Vendor Advisory
Kernel.org
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.19.3
Securityfocus
http://www.securityfocus.com/bid/84265
Kernel patch commit
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ab676b7d6fbf4b294bf198fb27ade5b0e865c7ce
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/ab676b7d6fbf4b294bf198fb27ade5b0e865c7ce
Patch

Details

CVE ID CVE-2016-0823

Severity Medium

CVSS score 4.0 / 10

CVSS version 3.0

Published 2016-03-12

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2016-0823?

CVE-2016-0823 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.0 out of 10 , classified as an Information Exposure flaw (CWE-200) . CVE-2016-0823 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2016-0823?

CVE-2016-0823 has a CVSS score of 4.0 out of 10, rated Medium severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Is there a patch available for CVE-2016-0823?

No patch is currently available for CVE-2016-0823. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2016-0823 actively exploited?

No — CVE-2016-0823 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. View CWE-200 on MITRE CWE →