Vulnerability in Google Android
CVE-2016-0821
The LIST_POISON feature in include/linux/poison.h in the Linux kernel before 4.3, as used in Android 6.0.1 before 2016-03-01, does not properly consider the relationship to the mmap_min_addr value, which makes it easier for attackers to bypass a poison-pointer protection mechanism by triggering the use of an uninitialized list entry, aka Android internal bug 26186802, a different vulnerability than CVE-2015-3636.
EPSS: 0.004 (31.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Google Android — versions 6.0.1
- Linux Linux_kernel
- N/a — versions n/a
Weakness classification (CWE)
References
- security@android.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- security@android.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- security@android.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- security@android.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- security@android.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@android.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- security@android.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- security@android.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- security@android.com (x_refsource_CONFIRM, Third Party Advisory)
- security@android.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-0821?
- CVE-2016-0821 is a medium-severity vulnerability in Google Android, classified under Use of Uninitialized Resource. CVSS score: 5.5/10. Published 2016-03-12.
- How severe is CVE-2016-0821?
- Medium severity. CVSS v3 base score is 5.5 out of 10.