Vulnerability in Linux Kernel
CVE-2016-2070
The tcp_cwnd_reduction function in net/ipv4/tcp_input.c in the Linux kernel before 4.3.5 allows remote attackers to cause a denial of service (divide-by-zero error and system crash) via crafted TCP traffic.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.033 (88.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 88.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.033 · newest: 0.033 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.openwall.com/lists/oss-security/2016/01/25/5 (mailing-list, Mailing List)
- www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.5 (Vendor Advisory)
- github.com/torvalds/linux/commit/8b8a321ff72c785ed5e8b4cf6eda20b35d427390 (Patch, Vendor Advisory)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
Frequently asked questions
- What is CVE-2016-2070?
- CVE-2016-2070 is a high-severity vulnerability in Linux Kernel, classified under CWE-189. CVSS score: 7.5/10. Published 2016-05-02.
- How severe is CVE-2016-2070?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-2070 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.