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TI-2011-02476 Aliases CVE-2011-2821GHSA-mx3h-88ww-4mqq

Double free vulnerability in libxml2, as used in Google Chrome before 13.0.782.215…

Priority LOW 36CWE-415Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
Partial · Partial · Partial
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-415 and the CVSS impact.

Summary

Double free vulnerability in libxml2, as used in Google Chrome before 13.0.782.215, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted XPath expression.

Why it matters now

EPSS 0.01693 77th percentileScored 2026-11-07
Fix Fixed Red Hat: 2 advisories

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 10

CPEVersionsRoleVendor
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*before 13.0.782.215VulnerableGoogle
cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*5.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*6.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*7.0VulnerableDebian
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*6.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_eus:6.3:*:*:*:*:*:*:*6.3VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*6.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*6.0VulnerableRed Hat
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*before 6.0VulnerableApple
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*before 10.7.4VulnerableApple
  • cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* Versions before 13.0.782.215 Vulnerable ·Google
  • cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
  • cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_eus:6.3:*:*:*:*:*:*:* Versions 6.3 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 6.0 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* Versions before 10.7.4 Vulnerable ·Apple

Remediation

Red Hat 2 advisories

  • RHSA-2013:0217 Released 2013-01-31 · Red Hat rating Important
    mingw32-libxml2 security update
    • Red Hat Enterprise Linux Desktop Optional (v. 6) mingw32-libxml2-2.7.6-6.el6_3, mingw32-libxml2-static-2.7.6-6.el6_3
    • Red Hat Enterprise Linux HPC Node Optional (v. 6) mingw32-libxml2-2.7.6-6.el6_3, mingw32-libxml2-static-2.7.6-6.el6_3
    • Red Hat Enterprise Linux Server Optional (v. 6) mingw32-libxml2-2.7.6-6.el6_3, mingw32-libxml2-static-2.7.6-6.el6_3
    • Red Hat Enterprise Linux Workstation Optional (v. 6) mingw32-libxml2-2.7.6-6.el6_3, mingw32-libxml2-static-2.7.6-6.el6_3
  • RHSA-2011:1749 Released 2011-12-05 · Red Hat rating Low
    libxml2 security and bug fix update
    • Red Hat Enterprise Linux Desktop (v. 6) libxml2-2.7.6-4.el6, libxml2-python-2.7.6-4.el6
    • Red Hat Enterprise Linux Desktop Optional (v. 6) libxml2-2.7.6-4.el6, libxml2-devel-2.7.6-4.el6, libxml2-static-2.7.6-4.el6
    • Red Hat Enterprise Linux HPC Node (v. 6) libxml2-2.7.6-4.el6, libxml2-python-2.7.6-4.el6
    • Red Hat Enterprise Linux HPC Node Optional (v. 6) libxml2-2.7.6-4.el6, libxml2-devel-2.7.6-4.el6, libxml2-static-2.7.6-4.el6
    • Red Hat Enterprise Linux Server (v. 6) libxml2-2.7.6-4.el6, libxml2-2.7.6-4.el6.ppc, libxml2-devel-2.7.6-4.el6 +2
    • Red Hat Enterprise Linux Server Optional (v. 6) libxml2-2.7.6-4.el6, libxml2-static-2.7.6-4.el6
    • Red Hat Enterprise Linux Workstation (v. 6) libxml2-2.7.6-4.el6, libxml2-devel-2.7.6-4.el6, libxml2-python-2.7.6-4.el6
    • Red Hat Enterprise Linux Workstation Optional (v. 6) libxml2-2.7.6-4.el6, libxml2-static-2.7.6-4.el6

Vendor assessments

Red Hat

Red Hat rating: Low. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2011:1749
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2011:1749, RHSA-2013:0217
Red Hat Enterprise Linux HPC Node (v. 6)Fixed RHSA-2011:1749
Red Hat Enterprise Linux HPC Node Optional (v. 6)Fixed RHSA-2011:1749, RHSA-2013:0217
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2011:1749
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2011:1749, RHSA-2013:0217
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2011:1749
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2011:1749, RHSA-2013:0217
Not affected: 2 products
  • Red Hat Enterprise Linux 4
  • Red Hat Enterprise Linux 5

Timeline

  1. 2026-10-02 Threatist record created from CVE-2011-2821
  2. 2026-10-03 Alias added: GHSA-mx3h-88ww-4mqq

References

Advisory 7

Other 5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences