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TI-2006-06247 Aliases CVE-2006-6502GHSA-2mcv-r2jw-5qxh

Use-after-free vulnerability in the LiveConnect bridge code for Mozilla Firefox 2.x…

Priority LOW 36Published · Updated

Key facts

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

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.

Summary

Use-after-free vulnerability in the LiveConnect bridge code for Mozilla Firefox 2.x before 2.0.0.1, 1.5.x before 1.5.0.9, Thunderbird before 1.5.0.9, and SeaMonkey before 1.0.7 allows remote attackers to cause a denial of service (crash) via unknown vectors.

Why it matters now

EPSS 0.02414 84th percentileScored 2026-11-07
Fix Fixed Red Hat: 3 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 · 54

CPEVersionsRoleVendor
cpe:2.3:a:mozilla:firefox:1.5:*:*:*:*:*:*:*1.5VulnerableMozilla
cpe:2.3:a:mozilla:firefox:1.5:beta1:*:*:*:*:*:*1.5 beta1VulnerableMozilla
cpe:2.3:a:mozilla:firefox:1.5:beta2:*:*:*:*:*:*1.5 beta2VulnerableMozilla
cpe:2.3:a:mozilla:firefox:1.5.0.1:*:*:*:*:*:*:*1.5.0.1VulnerableMozilla
cpe:2.3:a:mozilla:firefox:1.5.0.2:*:*:*:*:*:*:*1.5.0.2VulnerableMozilla
cpe:2.3:a:mozilla:firefox:1.5.0.3:*:*:*:*:*:*:*1.5.0.3VulnerableMozilla
cpe:2.3:a:mozilla:firefox:1.5.0.4:*:*:*:*:*:*:*1.5.0.4VulnerableMozilla
cpe:2.3:a:mozilla:firefox:1.5.0.5:*:*:*:*:*:*:*1.5.0.5VulnerableMozilla
cpe:2.3:a:mozilla:firefox:1.5.0.6:*:*:*:*:*:*:*1.5.0.6VulnerableMozilla
cpe:2.3:a:mozilla:firefox:1.5.0.7:*:*:*:*:*:*:*1.5.0.7VulnerableMozilla
  • cpe:2.3:a:mozilla:firefox:1.5:*:*:*:*:*:*:* Versions 1.5 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:1.5:beta1:*:*:*:*:*:* Versions 1.5 beta1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:1.5:beta2:*:*:*:*:*:* Versions 1.5 beta2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:1.5.0.1:*:*:*:*:*:*:* Versions 1.5.0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:1.5.0.2:*:*:*:*:*:*:* Versions 1.5.0.2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:1.5.0.3:*:*:*:*:*:*:* Versions 1.5.0.3 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:1.5.0.4:*:*:*:*:*:*:* Versions 1.5.0.4 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:1.5.0.5:*:*:*:*:*:*:* Versions 1.5.0.5 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:1.5.0.6:*:*:*:*:*:*:* Versions 1.5.0.6 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:1.5.0.7:*:*:*:*:*:*:* Versions 1.5.0.7 Vulnerable ·Mozilla
Show 44 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:mozilla:firefox:1.5.0.8:*:*:*:*:*:*:*1.5.0.8VulnerableMozilla
cpe:2.3:a:mozilla:firefox:2.0:*:*:*:*:*:*:*2.0VulnerableMozilla
cpe:2.3:a:mozilla:firefox:2.0:beta_1:*:*:*:*:*:*2.0 beta_1VulnerableMozilla
cpe:2.3:a:mozilla:seamonkey:1.0:*:*:*:*:*:*:*1.0VulnerableMozilla
cpe:2.3:a:mozilla:seamonkey:1.0:*:alpha:*:*:*:*:*1.0VulnerableMozilla
cpe:2.3:a:mozilla:seamonkey:1.0:*:dev:*:*:*:*:*1.0VulnerableMozilla
cpe:2.3:a:mozilla:seamonkey:1.0:beta:*:*:*:*:*:*1.0 betaVulnerableMozilla
cpe:2.3:a:mozilla:seamonkey:1.0.1:*:*:*:*:*:*:*1.0.1VulnerableMozilla
cpe:2.3:a:mozilla:seamonkey:1.0.2:*:*:*:*:*:*:*1.0.2VulnerableMozilla
cpe:2.3:a:mozilla:seamonkey:1.0.3:*:*:*:*:*:*:*1.0.3VulnerableMozilla
cpe:2.3:a:mozilla:seamonkey:1.0.4:*:*:*:*:*:*:*1.0.4VulnerableMozilla
cpe:2.3:a:mozilla:seamonkey:1.0.5:*:*:*:*:*:*:*1.0.5VulnerableMozilla
cpe:2.3:a:mozilla:seamonkey:1.0.6:*:*:*:*:*:*:*1.0.6VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.1:*:*:*:*:*:*:*0.1VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.2:*:*:*:*:*:*:*0.2VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.3:*:*:*:*:*:*:*0.3VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.4:*:*:*:*:*:*:*0.4VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.5:*:*:*:*:*:*:*0.5VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.6:*:*:*:*:*:*:*0.6VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.7:*:*:*:*:*:*:*0.7VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.7.1:*:*:*:*:*:*:*0.7.1VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.7.2:*:*:*:*:*:*:*0.7.2VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.7.3:*:*:*:*:*:*:*0.7.3VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.8:*:*:*:*:*:*:*0.8VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:0.9:*:*:*:*:*:*:*0.9VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.0:*:*:*:*:*:*:*1.0VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.0.1:*:*:*:*:*:*:*1.0.1VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.0.2:*:*:*:*:*:*:*1.0.2VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.0.3:*:*:*:*:*:*:*1.0.3VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.0.4:*:*:*:*:*:*:*1.0.4VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.0.5:*:*:*:*:*:*:*1.0.5VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.0.5:beta:*:*:*:*:*:*1.0.5 betaVulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.0.6:*:*:*:*:*:*:*1.0.6VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.0.7:*:*:*:*:*:*:*1.0.7VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.0.8:*:*:*:*:*:*:*1.0.8VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.5:*:*:*:*:*:*:*1.5VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.5:beta2:*:*:*:*:*:*1.5 beta2VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.5.0.1:*:*:*:*:*:*:*1.5.0.1VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.5.0.2:*:*:*:*:*:*:*1.5.0.2VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.5.0.3:*:*:*:*:*:*:*1.5.0.3VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.5.0.4:*:*:*:*:*:*:*1.5.0.4VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.5.0.6:*:*:*:*:*:*:*1.5.0.6VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.5.0.7:*:*:*:*:*:*:*1.5.0.7VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:1.5.0.8:*:*:*:*:*:*:*1.5.0.8VulnerableMozilla
  • cpe:2.3:a:mozilla:firefox:1.5.0.8:*:*:*:*:*:*:* Versions 1.5.0.8 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:2.0:beta_1:*:*:*:*:*:* Versions 2.0 beta_1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:seamonkey:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:seamonkey:1.0:*:alpha:*:*:*:*:* Versions 1.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:seamonkey:1.0:*:dev:*:*:*:*:* Versions 1.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:seamonkey:1.0:beta:*:*:*:*:*:* Versions 1.0 beta Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:seamonkey:1.0.1:*:*:*:*:*:*:* Versions 1.0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:seamonkey:1.0.2:*:*:*:*:*:*:* Versions 1.0.2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:seamonkey:1.0.3:*:*:*:*:*:*:* Versions 1.0.3 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:seamonkey:1.0.4:*:*:*:*:*:*:* Versions 1.0.4 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:seamonkey:1.0.5:*:*:*:*:*:*:* Versions 1.0.5 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:seamonkey:1.0.6:*:*:*:*:*:*:* Versions 1.0.6 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.1:*:*:*:*:*:*:* Versions 0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.2:*:*:*:*:*:*:* Versions 0.2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.3:*:*:*:*:*:*:* Versions 0.3 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.4:*:*:*:*:*:*:* Versions 0.4 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.5:*:*:*:*:*:*:* Versions 0.5 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.6:*:*:*:*:*:*:* Versions 0.6 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.7:*:*:*:*:*:*:* Versions 0.7 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.7.1:*:*:*:*:*:*:* Versions 0.7.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.7.2:*:*:*:*:*:*:* Versions 0.7.2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.7.3:*:*:*:*:*:*:* Versions 0.7.3 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.8:*:*:*:*:*:*:* Versions 0.8 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:0.9:*:*:*:*:*:*:* Versions 0.9 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.0.1:*:*:*:*:*:*:* Versions 1.0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.0.2:*:*:*:*:*:*:* Versions 1.0.2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.0.3:*:*:*:*:*:*:* Versions 1.0.3 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.0.4:*:*:*:*:*:*:* Versions 1.0.4 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.0.5:*:*:*:*:*:*:* Versions 1.0.5 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.0.5:beta:*:*:*:*:*:* Versions 1.0.5 beta Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.0.6:*:*:*:*:*:*:* Versions 1.0.6 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.0.7:*:*:*:*:*:*:* Versions 1.0.7 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.0.8:*:*:*:*:*:*:* Versions 1.0.8 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.5:*:*:*:*:*:*:* Versions 1.5 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.5:beta2:*:*:*:*:*:* Versions 1.5 beta2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.5.0.1:*:*:*:*:*:*:* Versions 1.5.0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.5.0.2:*:*:*:*:*:*:* Versions 1.5.0.2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.5.0.3:*:*:*:*:*:*:* Versions 1.5.0.3 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.5.0.4:*:*:*:*:*:*:* Versions 1.5.0.4 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.5.0.6:*:*:*:*:*:*:* Versions 1.5.0.6 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.5.0.7:*:*:*:*:*:*:* Versions 1.5.0.7 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:1.5.0.8:*:*:*:*:*:*:* Versions 1.5.0.8 Vulnerable ·Mozilla

Remediation

Red Hat 3 advisories

  • RHSA-2006:0758 Released 2006-12-19 · Red Hat rating Critical
    firefox security update
    • Red Hat Enterprise Linux AS version 4 firefox-1.5.0.9-0.1.el4, firefox-1.5.0.9-0.1.el4.i386, firefox-1.5.0.9-0.1.el4.ia64 +1
    • Red Hat Enterprise Linux Desktop version 4 firefox-1.5.0.9-0.1.el4, firefox-1.5.0.9-0.1.el4.i386
    • Red Hat Enterprise Linux ES version 4 firefox-1.5.0.9-0.1.el4, firefox-1.5.0.9-0.1.el4.i386, firefox-1.5.0.9-0.1.el4.ia64
    • Red Hat Enterprise Linux WS version 4 firefox-1.5.0.9-0.1.el4, firefox-1.5.0.9-0.1.el4.i386, firefox-1.5.0.9-0.1.el4.ia64
  • RHSA-2006:0759 Released 2006-12-19 · Red Hat rating Critical
    seamonkey security update
    • Red Hat Desktop version 3 seamonkey-1.0.7-0.1.el3, seamonkey-1.0.7-0.1.el3.i386, seamonkey-chat-1.0.7-0.1.el3 +17
    • Red Hat Enterprise Linux AS (Advanced Server) version 2.1 seamonkey-1.0.7-0.1.el2, seamonkey-1.0.7-0.1.el2.i386, seamonkey-1.0.7-0.1.el2.ia64 +18
    • Red Hat Enterprise Linux AS version 3 seamonkey-1.0.7-0.1.el3, seamonkey-1.0.7-0.1.el3.i386, seamonkey-1.0.7-0.1.el3.ia64 +37
    • Red Hat Enterprise Linux AS version 4 devhelp-0.10-0.6.el4, devhelp-0.10-0.6.el4.i386, devhelp-0.10-0.6.el4.ppc +27
    • Red Hat Enterprise Linux Desktop version 4 devhelp-0.10-0.6.el4, devhelp-0.10-0.6.el4.i386, devhelp-devel-0.10-0.6.el4 +13
    • Red Hat Enterprise Linux ES version 2.1 seamonkey-1.0.7-0.1.el2, seamonkey-1.0.7-0.1.el2.i386, seamonkey-chat-1.0.7-0.1.el2.i386 +8
    • Red Hat Enterprise Linux ES version 3 seamonkey-1.0.7-0.1.el3, seamonkey-1.0.7-0.1.el3.i386, seamonkey-1.0.7-0.1.el3.ia64 +27
    • Red Hat Enterprise Linux ES version 4 devhelp-0.10-0.6.el4, devhelp-0.10-0.6.el4.i386, devhelp-devel-0.10-0.6.el4 +19
    • Red Hat Enterprise Linux WS version 2.1 seamonkey-1.0.7-0.1.el2, seamonkey-1.0.7-0.1.el2.i386, seamonkey-chat-1.0.7-0.1.el2.i386 +8
    • Red Hat Enterprise Linux WS version 3 seamonkey-1.0.7-0.1.el3, seamonkey-1.0.7-0.1.el3.i386, seamonkey-1.0.7-0.1.el3.ia64 +27
    • Red Hat Enterprise Linux WS version 4 devhelp-0.10-0.6.el4, devhelp-0.10-0.6.el4.i386, devhelp-devel-0.10-0.6.el4 +19
    • Red Hat Linux Advanced Workstation 2.1 seamonkey-1.0.7-0.1.el2, seamonkey-1.0.7-0.1.el2.ia64, seamonkey-chat-1.0.7-0.1.el2.ia64 +8
  • RHSA-2006:0760 Released 2006-12-19 · Red Hat rating Critical
    thunderbird security update
    • Red Hat Enterprise Linux AS version 4 thunderbird-1.5.0.9-0.1.el4, thunderbird-1.5.0.9-0.1.el4.i386, thunderbird-1.5.0.9-0.1.el4.ia64 +1
    • Red Hat Enterprise Linux Desktop version 4 thunderbird-1.5.0.9-0.1.el4, thunderbird-1.5.0.9-0.1.el4.i386
    • Red Hat Enterprise Linux ES version 4 thunderbird-1.5.0.9-0.1.el4, thunderbird-1.5.0.9-0.1.el4.i386, thunderbird-1.5.0.9-0.1.el4.ia64
    • Red Hat Enterprise Linux WS version 4 thunderbird-1.5.0.9-0.1.el4, thunderbird-1.5.0.9-0.1.el4.i386, thunderbird-1.5.0.9-0.1.el4.ia64

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Desktop version 3Fixed RHSA-2006:0759
Red Hat Enterprise Linux AS (Advanced Server) version 2.1 Fixed RHSA-2006:0759
Red Hat Enterprise Linux AS version 3Fixed RHSA-2006:0759
Red Hat Enterprise Linux AS version 4Fixed RHSA-2006:0758, RHSA-2006:0759, RHSA-2006:0760
Red Hat Enterprise Linux Desktop version 4Fixed RHSA-2006:0758, RHSA-2006:0759, RHSA-2006:0760
Red Hat Enterprise Linux ES version 2.1Fixed RHSA-2006:0759
Red Hat Enterprise Linux ES version 3Fixed RHSA-2006:0759
Red Hat Enterprise Linux ES version 4Fixed RHSA-2006:0758, RHSA-2006:0759, RHSA-2006:0760
Red Hat Enterprise Linux WS version 2.1Fixed RHSA-2006:0759
Red Hat Enterprise Linux WS version 3Fixed RHSA-2006:0759
Red Hat Enterprise Linux WS version 4Fixed RHSA-2006:0758, RHSA-2006:0759, RHSA-2006:0760
Red Hat Linux Advanced Workstation 2.1Fixed RHSA-2006:0759

Timeline

  1. 2026-10-02 Threatist record created from CVE-2006-6502
  2. 2026-10-03 Alias added: GHSA-2mcv-r2jw-5qxh

References

Advisory 22

Other 4

  • TI-2024-08981 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-09832 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.6
  • TI-2019-08769 Improper input validation in Mozilla Firefox ESR KEVCVSS 3.1CRITICAL 10.0
  • TI-2010-03577 Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before… KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
  • TI-2023-04477 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
See all 3444 →

Sources

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