What is CVE-2013-2128?

CVE-2013-2128 is a medium-severity vulnerability in Linux Kernel, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2013-06-07.

How severe is CVE-2013-2128?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Resource exhaustion in Linux Kernel

CVE-2013-2128

The tcp_read_sock function in net/ipv4/tcp.c in the Linux kernel before 2.6.34 does not properly manage skb consumption, which allows local users to cause a denial of service (system crash) via a crafted splice system call for a TCP socket.

Vulnerability class: DoS (Denial of Service)

Published 2013-06-07 · last modified 2026-06-16.

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:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (28.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.1% 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

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

github.com/torvalds/linux/commit/baff42ab1494528907bf4d5870359e31711746ae (Patch, Third Party Advisory)
www.openwall.com/lists/oss-security/2013/05/29/11 (mailing-list, Patch, Mailing List, Third Party Advisory)
ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34 (Broken Link)
rhn.redhat.com/errata/RHSA-2013-1051.html (vendor-advisory, Third Party Advisory)
git.kernel.org/
bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2013-2128?: CVE-2013-2128 is a medium-severity vulnerability in Linux Kernel, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2013-06-07.
How severe is CVE-2013-2128?: Medium severity. CVSS v3 base score is 5.5 out of 10.