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Fencer Intel
medium 5.2

CVE-2013-0216 json

The Xen netback functionality in the Linux kernel before 3.7.8 allows guest OS users to cause a denial of service (loop) by triggering ring…

published 13y ago modified 4mo ago also EUVD-2013-0250

cvss
5.2
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 61%
public exploits
0
none known

Summary

The Xen netback functionality in the Linux kernel before 3.7.8 allows guest OS users to cause a denial of service (loop) by triggering ring pointer corruption.

Patch / fix

  • linux Debian 14, Debian 13, Debian 12 3.2.39-1

debian advisories DEBIAN-CVE-2013-0216

  • kernel RHEL 5 2.6.18-348.4.1.el5
  • kernel-PAE RHEL 5 2.6.18-348.4.1.el5
  • kernel-xen RHEL 5 2.6.18-348.4.1.el5
  • kernel-kdump RHEL 5 2.6.18-348.4.1.el5
  • kernel-debuginfo-common RHEL 5 2.6.18-348.4.1.el5

red hat advisories RHSA-2013:0747

  • kernel-ec2 SLES 11 SP4-LTSS 3.0.101-108.90.1
  • kernel-pae SLES 11 SP4-LTSS 3.0.101-108.90.1
  • kernel-xen SLES 11 SP4-LTSS 3.0.101-108.90.1
  • kernel-syms SLES 11 SP4-LTSS 3.0.101-108.90.1
  • kernel-ppc64 SLES 11 SP4-LTSS 3.0.101-108.90.1
  • kernel-trace SLES 11 SP4-LTSS 3.0.101-108.90.1
  • kernel-bigmem SLES 11 SP4-LTSS 3.0.101-108.90.1
  • kernel-source SLES 11 SP4-LTSS 3.0.101-108.90.1

suse advisories SUSE-SU-2019:14051-1

Is CVE-2013-0216 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2013-0216 updated cvss 5.2

kernel: xen: Linux netback DoS via malicious guest ring.

  • Red Hat Enterprise Linux (v. 5 server) kernel 2.6.18-348.4.1.el5, kernel-PAE 2.6.18-348.4.1.el5, kernel-xen 2.6.18-348.4.1.el5, kernel-kdump 2.6.18-348.4.1.el5, kernel-debuginfo-common 2.6.18-348.4.1.el5
    fixed: vendor fix RHSA-2013:0747
  • Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmware
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.95% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/torvalds/linux/commit/48856286b64e4b66ec62b94e504d0b29c1ade664 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.2 AV:A/AC:M/Au:S/C:N/I:N/A:C

Classification

Weakness
  • CWE-20 Improper Input Validation
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.