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Fencer Intel
medium 5.1

CVE-2011-1179 json

The SPICE Firefox plug-in (spice-xpi) 2.4, 2.3, 2.2, and possibly other versions allows remote attackers to cause a denial of service (cras…

published 2011-04-18 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-1189

cvss
5.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.9%
EPSS 3.9% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

The SPICE Firefox plug-in (spice-xpi) 2.4, 2.3, 2.2, and possibly other versions allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via vectors related to (1) plugin/nsScriptablePeer.cpp and (2) plugin/plugin.cpp, which trigger multiple uses of an uninitialized pointer.

Patch / fix

  • spice-xpi RHEL 6 2.4-1.el6_0.2
  • spice-xpi RHEL 5 PRODUCTIVITY 2.2-2.3.el5_6.1

red hat advisories RHSA-2011:0426RHSA-2011:0427

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-2011-1179 updated cvss 5.1

spice-xpi: unitialized pointer writes possible when getting plugin properties

  • Red Hat Enterprise Linux 5 spice-xpi
    affected: no fix available
  • Red Hat Enterprise Linux Desktop (v. 6) spice-xpi 2.4-1.el6_0.2 Red Hat Enterprise Linux HPC Node Optional (v. 6) spice-xpi 2.4-1.el6_0.2 Red Hat Enterprise Linux Server (v. 6) spice-xpi 2.4-1.el6_0.2 Red Hat Enterprise Linux Workstation (v. 6) spice-xpi 2.4-1.el6_0.2
    fixed: vendor fix RHSA-2011:0426
  • Red Hat RHEL Optional Productivity Applications (v. 5 server) spice-xpi 2.2-2.3.el5_6.1
    fixed: vendor fix RHSA-2011:0427

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

3.89% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 5.1 AV:N/AC:H/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.