What is CVE-2015-8019?

CVE-2015-8019 is a high-severity vulnerability in Linux Kernel, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2016-05-02.

How severe is CVE-2015-8019?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2015-8019 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Linux Kernel

CVE-2015-8019

The skb_copy_and_csum_datagram_iovec function in net/core/datagram.c in the Linux kernel 3.14.54 and 3.18.22 does not accept a length argument, which allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact via a write system call followed by a recvmsg system call.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2016-05-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (29.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Linux Kernel — versions 3.14.54, 3.18.22

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

thdusdl1219/CVE-Study

References

www.openwall.com/lists/oss-security/2015/10/27/11 (mailing-list)
lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html (vendor-advisory)
lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html (vendor-advisory)
bugzilla.redhat.com/show_bug.cgi
lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html (vendor-advisory)
patchwork.ozlabs.org/patch/530642/
lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html (vendor-advisory)
www.securityfocus.com/bid/77326 (vdb-entry)
lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html (vendor-advisory)

Frequently asked questions

What is CVE-2015-8019?: CVE-2015-8019 is a high-severity vulnerability in Linux Kernel, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2016-05-02.
How severe is CVE-2015-8019?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2015-8019 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.