Use After Free in Google Android
CVE-2016-3841
The IPv6 stack in the Linux kernel before 4.3.3 mishandles options data, which allows local users to gain privileges or cause a denial of service (use-after-free and system crash) via a crafted sendmsg system call.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (20.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Google Android — versions 6.0.1
- Linux Kernel
Weakness classification (CWE)
Public proof-of-concept exploits
References
- source.android.com/security/bulletin/2016-08-01.html (Vendor Advisory)
- rhn.redhat.com/errata/RHSA-2016-0855.html (vendor-advisory, Third Party Advisory)
- github.com/torvalds/linux/commit/45f6fad84cc305103b28d73482b344d7f5b76f39 (Patch, Issue Tracking)
- rhn.redhat.com/errata/RHSA-2016-2584.html (vendor-advisory, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2016-2574.html (vendor-advisory, Third Party Advisory)
- www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.3 (Release Notes)
- www.securityfocus.com/bid/92227 (VDB Entry, Third Party Advisory, vdb-entry)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Issue Tracking)
- rhn.redhat.com/errata/RHSA-2016-2695.html (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-3841?
- CVE-2016-3841 is a high-severity vulnerability in Google Android, classified under CWE-264. CVSS score: 7.3/10. Published 2016-08-06.
- How severe is CVE-2016-3841?
- High severity. CVSS v3 base score is 7.3 out of 10.
- Is CVE-2016-3841 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.