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Fencer Intel
high 7.5

CVE-2013-4527 json

Buffer overflow in hw/timer/hpet.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via vectors related to the n…

published 12y ago modified 4mo ago also EUVD-2013-4386

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.3%
EPSS 5.3% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

Buffer overflow in hw/timer/hpet.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via vectors related to the number of timers.

Patch / fix

  • qemu Debian 14, Debian 13, Debian 12 2.1+dfsg-1

debian advisories DEBIAN-CVE-2013-4527

  • qemu Ubuntu 14.04 LTS 2.0.0+dfsg-2ubuntu1.3

ubuntu advisories UBUNTU-CVE-2013-4527

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • qemu-kvm-rhev openstack 5 10:1.5.3-60.el7_0.7
  • qemu-img-rhev openstack 5 10:1.5.3-60.el7_0.7
  • libcacard-rhev openstack 5 10:1.5.3-60.el7_0.7
  • qemu-kvm-tools-rhev openstack 5 10:1.5.3-60.el7_0.7
  • libcacard-devel-rhev openstack 5 10:1.5.3-60.el7_0.7
  • libcacard-tools-rhev openstack 5 10:1.5.3-60.el7_0.7
  • qemu-kvm-common-rhev openstack 5 10:1.5.3-60.el7_0.7
  • qemu-kvm RHEL 7 10:1.5.3-60.el7_0.5

red hat advisories RHSA-2014:1268RHSA-2014:0927

  • xen SLES for SAP 12, SLES 12, SLED 12 +1 more 4.4.4_02-22.19.1
  • xen SLES for SAP 11 SP4, SLES 11 SP4, SLED 11 SP4 +1 more 4.4.4_02-32.1
  • xen SLES 11 SP3-LTSS 4.2.5_20-24.9

suse advisories SUSE-SU-2016:1745-1SUSE-SU-2016:1318-1SUSE-SU-2016:0955-1

  • qemu openSUSE Tumbleweed 2.6.1-1.5

opensuse advisories openSUSE-SU-2024:10233-1

Is CVE-2013-4527 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.

Check with Fencer

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-2013-4527 updated cvss 3.7

qemu: hpet: buffer overrun on invalid state load

  • Red Hat Enterprise Linux Client (v. 7) qemu-img 1.5.3-60.el7_0.5, qemu-kvm 1.5.3-60.el7_0.5, libcacard 1.5.3-60.el7_0.5, qemu-kvm-tools 1.5.3-60.el7_0.5, qemu-kvm-common 1.5.3-60.el7_0.5, qemu-guest-agent 1.5.3-60.el7_0.5 Red Hat Enterprise Linux Client Optional (v. 7) libcacard-tools 1.5.3-60.el7_0.5 Red Hat Enterprise Linux ComputeNode (v. 7) qemu-kvm 1.5.3-60.el7_0.5, qemu-guest-agent 1.5.3-60.el7_0.5 Red Hat Enterprise Linux ComputeNode Optional (v. 7) qemu-img 1.5.3-60.el7_0.5, qemu-kvm 1.5.3-60.el7_0.5, libcacard 1.5.3-60.el7_0.5, qemu-kvm-tools 1.5.3-60.el7_0.5, libcacard-tools 1.5.3-60.el7_0.5, qemu-kvm-common 1.5.3-60.el7_0.5
    fixed: vendor fix RHSA-2014:0927
  • Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 qemu-img-rhev 1.5.3-60.el7_0.7, qemu-kvm-rhev 1.5.3-60.el7_0.7, libcacard-rhev 1.5.3-60.el7_0.7, qemu-kvm-tools-rhev 1.5.3-60.el7_0.7, libcacard-devel-rhev 1.5.3-60.el7_0.7, libcacard-tools-rhev 1.5.3-60.el7_0.7, +1 more
    fixed: vendor fix RHSA-2014:1268
  • Red Hat Enterprise Linux Server (v. 7) qemu-img 1.5.3-60.el7_0.5, qemu-kvm 1.5.3-60.el7_0.5, libcacard 1.5.3-60.el7_0.5, qemu-kvm-tools 1.5.3-60.el7_0.5, qemu-kvm-common 1.5.3-60.el7_0.5, qemu-guest-agent 1.5.3-60.el7_0.5 Red Hat Enterprise Linux Server Optional (v. 7) libcacard-tools 1.5.3-60.el7_0.5 Red Hat Enterprise Linux Workstation (v. 7) qemu-img 1.5.3-60.el7_0.5, qemu-kvm 1.5.3-60.el7_0.5, libcacard 1.5.3-60.el7_0.5, qemu-kvm-tools 1.5.3-60.el7_0.5, qemu-kvm-common 1.5.3-60.el7_0.5, qemu-guest-agent 1.5.3-60.el7_0.5 Red Hat Enterprise Linux Workstation Optional (v. 7) libcacard-tools 1.5.3-60.el7_0.5
    fixed: vendor fix RHSA-2014:0927
  • Red Hat Enterprise Linux 5 kvm Red Hat Enterprise Linux 6 qemu-img, qemu-kvm, qemu-kvm-tools, qemu-guest-agent, qemu-guest-agent-win32
    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

5.26% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

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.