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Fencer Intel
high 7.1

CVE-2015-5261 json

Heap-based buffer overflow in SPICE before 0.12.6 allows guest OS users to read and write to arbitrary memory locations on the host via gue…

published 2016-06-07 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-5248

cvss
7.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits
0
none known

Summary

Heap-based buffer overflow in SPICE before 0.12.6 allows guest OS users to read and write to arbitrary memory locations on the host via guest QXL commands related to surface creation.

Patch / fix

  • spice Debian 14, Debian 13, Debian 12 0.12.5-1.3

debian advisories DEBIAN-CVE-2015-5261

  • spice Ubuntu 14.04 LTS 0.12.4-0nocelt2ubuntu1.2
  • spice Ubuntu 16.04 LTS 0.12.5-1.1ubuntu2

ubuntu advisories UBUNTU-CVE-2015-5261

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

  • spice RHEL 7 0.12.4-9.el7_1.3
  • spice-server RHEL 7 0.12.4-9.el7_1.3
  • spice-server RHEL 6 0.12.4-12.el6_7.3

red hat advisories RHSA-2015:1890RHSA-2015:1889

  • spice SLES for SAP 12 SP1, SLES 12 SP1, SLED 12 SP1 +1 more 0.12.5-4.1
  • spice SLES for SAP 11 SP4, SLES 11 SP4, SLE Software Development Kit 11 SP4 0.12.4-5.1
  • spice SLES for SAP 12, SLES 12, SLED 12 +1 more 0.12.4-8.5.1

suse advisories SUSE-SU-2016:1559-1SUSE-SU-2016:1259-1SUSE-SU-2015:1733-1

  • spice openSUSE Tumbleweed 0.12.8-2.1

opensuse advisories openSUSE-SU-2024:10393-1

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-2015-5261 updated cvss 4.3

spice: host memory access from guest using crafted images

  • Red Hat Enterprise Linux Client (v. 7) spice 0.12.4-9.el7_1.3, spice-server 0.12.4-9.el7_1.3 Red Hat Enterprise Linux Client Optional (v. 7) spice 0.12.4-9.el7_1.3, spice-server 0.12.4-9.el7_1.3 Red Hat Enterprise Linux ComputeNode Optional (v. 7) spice 0.12.4-9.el7_1.3, spice-server 0.12.4-9.el7_1.3
    fixed: vendor fix RHSA-2015:1890
  • Red Hat Enterprise Linux Desktop (v. 6) spice-server 0.12.4-12.el6_7.3 Red Hat Enterprise Linux Desktop Optional (v. 6) spice-server 0.12.4-12.el6_7.3 Red Hat Enterprise Linux HPC Node (v. 6) spice-server 0.12.4-12.el6_7.3 Red Hat Enterprise Linux HPC Node Optional (v. 6) spice-server 0.12.4-12.el6_7.3 Red Hat Enterprise Linux Server (v. 6) spice-server 0.12.4-12.el6_7.3
    fixed: vendor fix RHSA-2015:1889
  • Red Hat Enterprise Linux Server (v. 7) spice 0.12.4-9.el7_1.3, spice-server 0.12.4-9.el7_1.3
    fixed: vendor fix RHSA-2015:1890
  • Red Hat Enterprise Linux Server Optional (v. 6) spice-server 0.12.4-12.el6_7.3
    fixed: vendor fix RHSA-2015:1889
  • Red Hat Enterprise Linux Server Optional (v. 7) spice 0.12.4-9.el7_1.3, spice-server 0.12.4-9.el7_1.3
    fixed: vendor fix RHSA-2015:1890
  • Red Hat Enterprise Linux Workstation (v. 6) spice-server 0.12.4-12.el6_7.3
    fixed: vendor fix RHSA-2015:1889
  • Red Hat Enterprise Linux Workstation (v. 7) spice 0.12.4-9.el7_1.3, spice-server 0.12.4-9.el7_1.3
    fixed: vendor fix RHSA-2015:1890
  • Red Hat Enterprise Linux Workstation Optional (v. 6) spice-server 0.12.4-12.el6_7.3
    fixed: vendor fix RHSA-2015:1889
show 1 more
  • Red Hat Enterprise Linux Workstation Optional (v. 7) spice 0.12.4-9.el7_1.3, spice-server 0.12.4-9.el7_1.3
    fixed: vendor fix RHSA-2015:1890

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

0.47% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 7.1 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
NVD 2.0 3.6 AV:L/AC:L/Au:N/C:P/I:P/A:N

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.