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critical 9.3

CVE-2015-5165 in the critical feed json

The C+ mode offload emulation in the RTL8139 network card device model in QEMU, as used in Xen 4.5.x and earlier, allows remote attackers t…

published 11y ago modified 4mo ago also EUVD-2015-5172

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
13.3%
EPSS 13.3% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known

Summary

The C+ mode offload emulation in the RTL8139 network card device model in QEMU, as used in Xen 4.5.x and earlier, allows remote attackers to read process heap memory via unspecified vectors.

Patch / fix

  • xen Debian 14, Debian 13, Debian 12 4.4.0-1
  • qemu Debian 14, Debian 13, Debian 12 1:2.4+dfsg-1a

debian advisories DEBIAN-CVE-2015-5165

  • xen Ubuntu 14.04 LTS 4.4.2-0ubuntu0.14.04.2
  • qemu Ubuntu 14.04 LTS 2.0.0+dfsg-2ubuntu1.17

ubuntu advisories UBUNTU-CVE-2015-5165

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 RHEL 6 2:0.12.1.2-2.479.el6_7.1
  • qemu-img RHEL 6 2:0.12.1.2-2.479.el6_7.1
  • qemu-kvm-tools RHEL 6 2:0.12.1.2-2.479.el6_7.1
  • qemu-guest-agent RHEL 6 2:0.12.1.2-2.479.el6_7.1
  • qemu-kvm-rhev RHEL 7, openstack 7, openstack 6 +1 more 10:2.1.2-23.el7_1.8
  • qemu-img-rhev RHEL 7, openstack 7, openstack 6 +1 more 10:2.1.2-23.el7_1.8
  • libcacard-rhev RHEL 7, openstack 7, openstack 6 +1 more 10:2.1.2-23.el7_1.8
  • qemu-kvm-tools-rhev RHEL 7, openstack 7, openstack 6 +1 more 10:2.1.2-23.el7_1.8

red hat advisories RHSA-2015:1833RHSA-2015:1718RHSA-2015:1674RHSA-2015:1793RHSA-2015:1683RHSA-2015:1740

  • xen SLES 11 SP3-TERADATA, SLES 11 SP3, SLED 11 SP3 +2 more 4.2.5_12-15.1
  • xen SLES for SAP 11 SP4, SLES 11 SP4, SLED 11 SP4 +1 more 4.4.2_12-23.1
  • xen SLES for SAP 12, SLES 12, SLED 12 +1 more 4.4.2_10-22.8.1
  • xen SLES 11 SP1-LTSS 4.0.3_21548_18-29.1
  • xen SLES 11 SP2-LTSS 4.1.6_08-17.1

suse advisories SUSE-SU-2015:1479-2SUSE-SU-2015:1479-1SUSE-SU-2015:1421-1SUSE-SU-2015:1404-1SUSE-SU-2015:1408-1SUSE-SU-2015:1384-1

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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-2015-5165 updated cvss 3.3

Qemu: rtl8139 uninitialized heap memory information leakage to guest (XSA-140)

  • Red Hat Enterprise Linux 5 kvm, xen
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Client (v. 7) qemu-img 1.5.3-86.el7_1.6, qemu-kvm 1.5.3-86.el7_1.6, libcacard 1.5.3-86.el7_1.6, qemu-kvm-tools 1.5.3-86.el7_1.6, qemu-kvm-common 1.5.3-86.el7_1.6 Red Hat Enterprise Linux Client Optional (v. 7) libcacard-tools 1.5.3-86.el7_1.6 Red Hat Enterprise Linux ComputeNode Optional (v. 7) qemu-img 1.5.3-86.el7_1.6, qemu-kvm 1.5.3-86.el7_1.6, libcacard 1.5.3-86.el7_1.6, qemu-kvm-tools 1.5.3-86.el7_1.6, libcacard-tools 1.5.3-86.el7_1.6, qemu-kvm-common 1.5.3-86.el7_1.6
    fixed: vendor fix RHSA-2015:1793
  • Red Hat Enterprise Linux Desktop (v. 6) qemu-img 0.12.1.2-2.479.el6_7.1, qemu-kvm 0.12.1.2-2.479.el6_7.1, qemu-kvm-tools 0.12.1.2-2.479.el6_7.1, qemu-guest-agent 0.12.1.2-2.479.el6_7.1 Red Hat Enterprise Linux HPC Node (v. 6) qemu-img 0.12.1.2-2.479.el6_7.1, qemu-kvm 0.12.1.2-2.479.el6_7.1, qemu-kvm-tools 0.12.1.2-2.479.el6_7.1, qemu-guest-agent 0.12.1.2-2.479.el6_7.1
    fixed: vendor fix RHSA-2015:1833
  • Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 qemu-img-rhev 0.12.1.2-2.479.el6_7.1, qemu-kvm-rhev 0.12.1.2-2.479.el6_7.1, qemu-kvm-rhev-tools 0.12.1.2-2.479.el6_7.1 Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 qemu-img-rhev 2.1.2-23.el7_1.8, qemu-kvm-rhev 2.1.2-23.el7_1.8, libcacard-rhev 2.1.2-23.el7_1.8, qemu-kvm-tools-rhev 2.1.2-23.el7_1.8, libcacard-devel-rhev 2.1.2-23.el7_1.8, libcacard-tools-rhev 2.1.2-23.el7_1.8, +1 more
    fixed: vendor fix RHSA-2015:1683
  • Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 qemu-img-rhev 2.1.2-23.el7_1.8, qemu-kvm-rhev 2.1.2-23.el7_1.8, libcacard-rhev 2.1.2-23.el7_1.8, qemu-kvm-tools-rhev 2.1.2-23.el7_1.8, libcacard-devel-rhev 2.1.2-23.el7_1.8, libcacard-tools-rhev 2.1.2-23.el7_1.8, +1 more
    fixed: vendor fix RHSA-2015:1674
  • Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 qemu-img-rhev 2.1.2-23.el7_1.8, qemu-kvm-rhev 2.1.2-23.el7_1.8, libcacard-rhev 2.1.2-23.el7_1.8, qemu-kvm-tools-rhev 2.1.2-23.el7_1.8, libcacard-tools-rhev 2.1.2-23.el7_1.8, qemu-kvm-common-rhev 2.1.2-23.el7_1.8
    fixed: vendor fix RHSA-2015:1718
  • Red Hat Enterprise Linux Server (v. 6) qemu-img 0.12.1.2-2.479.el6_7.1, qemu-kvm 0.12.1.2-2.479.el6_7.1, qemu-kvm-tools 0.12.1.2-2.479.el6_7.1, qemu-guest-agent 0.12.1.2-2.479.el6_7.1
    fixed: vendor fix RHSA-2015:1833
  • Red Hat Enterprise Linux Server (v. 7) qemu-img 1.5.3-86.el7_1.6, qemu-kvm 1.5.3-86.el7_1.6, libcacard 1.5.3-86.el7_1.6, qemu-kvm-tools 1.5.3-86.el7_1.6, qemu-kvm-common 1.5.3-86.el7_1.6 Red Hat Enterprise Linux Server Optional (v. 7) libcacard 1.5.3-86.el7_1.6, libcacard-tools 1.5.3-86.el7_1.6
    fixed: vendor fix RHSA-2015:1793
show 4 more
  • Red Hat Enterprise Linux Workstation (v. 6) qemu-img 0.12.1.2-2.479.el6_7.1, qemu-kvm 0.12.1.2-2.479.el6_7.1, qemu-kvm-tools 0.12.1.2-2.479.el6_7.1, qemu-guest-agent 0.12.1.2-2.479.el6_7.1
    fixed: vendor fix RHSA-2015:1833
  • Red Hat Enterprise Linux Workstation (v. 7) qemu-img 1.5.3-86.el7_1.6, qemu-kvm 1.5.3-86.el7_1.6, libcacard 1.5.3-86.el7_1.6, qemu-kvm-tools 1.5.3-86.el7_1.6, qemu-kvm-common 1.5.3-86.el7_1.6 Red Hat Enterprise Linux Workstation Optional (v. 7) libcacard-tools 1.5.3-86.el7_1.6
    fixed: vendor fix RHSA-2015:1793
  • Red Hat RHEV Agents (vdsm) qemu-img-rhev 0.12.1.2-2.479.el6_7.1, qemu-kvm-rhev 0.12.1.2-2.479.el6_7.1, qemu-kvm-rhev-tools 0.12.1.2-2.479.el6_7.1
    fixed: vendor fix RHSA-2015:1740
  • Red Hat RHEV-H and VDSM for 7 Hosts qemu-img-rhev 2.1.2-23.el7_1.8, qemu-kvm-rhev 2.1.2-23.el7_1.8, libcacard-rhev 2.1.2-23.el7_1.8, qemu-kvm-tools-rhev 2.1.2-23.el7_1.8, libcacard-devel-rhev 2.1.2-23.el7_1.8, libcacard-tools-rhev 2.1.2-23.el7_1.8, +1 more
    fixed: vendor fix RHSA-2015:1739

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

13.29% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-908 Use of Uninitialized Resource

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.