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TI-2009-02354 Aliases CVE-2009-2466GHSA-492q-86f5-c96f

The JavaScript engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote…

Priority MEDIUM 52CWE-787Published · 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
Complete · Complete · Complete
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.

Summary

The JavaScript engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to (1) nsDOMClassInfo.cpp, (2) JS_HashTableRawLookup, and (3) MirrorWrappedNativeParent and js_LockGCThingRT.

Why it matters now

EPSS 0.06619 93rd percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Fixed Red Hat: 4 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 · 2

CPEVersionsRoleVendor
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*before 3.0.12VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*up to 3.0.11VulnerableMozilla
  • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions before 3.0.12 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* Versions up to 3.0.11 Vulnerable ·Mozilla

Remediation

Red Hat 4 advisories

  • RHSA-2010:0154 Released 2010-03-17 · Red Hat rating Moderate
    thunderbird security update
    • Red Hat Enterprise Linux AS version 4 thunderbird-1.5.0.12-25.el4, thunderbird-1.5.0.12-25.el4.i386, thunderbird-1.5.0.12-25.el4.ia64 +1
    • Red Hat Enterprise Linux Desktop version 4 thunderbird-1.5.0.12-25.el4, thunderbird-1.5.0.12-25.el4.i386
    • Red Hat Enterprise Linux ES version 4 thunderbird-1.5.0.12-25.el4, thunderbird-1.5.0.12-25.el4.i386, thunderbird-1.5.0.12-25.el4.ia64
    • Red Hat Enterprise Linux WS version 4 thunderbird-1.5.0.12-25.el4, thunderbird-1.5.0.12-25.el4.i386, thunderbird-1.5.0.12-25.el4.ia64
  • RHSA-2010:0153 Released 2010-03-17 · Red Hat rating Moderate
    thunderbird security update
    • Red Hat Enterprise Linux Desktop (v. 5 client) thunderbird-2.0.0.24-2.el5_4, thunderbird-2.0.0.24-2.el5_4.i386
    • Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) thunderbird-2.0.0.24-2.el5_4, thunderbird-2.0.0.24-2.el5_4.i386
  • RHSA-2009:1163 Released 2009-07-22 · Red Hat rating Critical
    seamonkey security update
    • Red Hat Desktop version 3 seamonkey-1.0.9-0.40.el3, seamonkey-1.0.9-0.40.el3.i386, seamonkey-chat-1.0.9-0.40.el3 +17
    • Red Hat Enterprise Linux AS version 3 seamonkey-1.0.9-0.40.el3, seamonkey-1.0.9-0.40.el3.i386, seamonkey-1.0.9-0.40.el3.ia64 +37
    • Red Hat Enterprise Linux AS version 4 seamonkey-1.0.9-45.el4_8, seamonkey-1.0.9-45.el4_8.i386, seamonkey-1.0.9-45.el4_8.ia64 +21
    • Red Hat Enterprise Linux Desktop version 4 seamonkey-1.0.9-45.el4_8, seamonkey-1.0.9-45.el4_8.i386, seamonkey-chat-1.0.9-45.el4_8 +9
    • Red Hat Enterprise Linux ES version 3 seamonkey-1.0.9-0.40.el3, seamonkey-1.0.9-0.40.el3.i386, seamonkey-1.0.9-0.40.el3.ia64 +27
    • Red Hat Enterprise Linux ES version 4 seamonkey-1.0.9-45.el4_8, seamonkey-1.0.9-45.el4_8.i386, seamonkey-1.0.9-45.el4_8.ia64 +15
    • Red Hat Enterprise Linux WS version 3 seamonkey-1.0.9-0.40.el3, seamonkey-1.0.9-0.40.el3.i386, seamonkey-1.0.9-0.40.el3.ia64 +27
    • Red Hat Enterprise Linux WS version 4 seamonkey-1.0.9-45.el4_8, seamonkey-1.0.9-45.el4_8.i386, seamonkey-1.0.9-45.el4_8.ia64 +15
Show 1 more Red Hat advisories
  • RHSA-2009:1162 Released 2009-07-22 · Red Hat rating Critical
    firefox security update
    • Red Hat Enterprise Linux (v. 5 server) firefox-3.0.12-1.el5_3, firefox-3.0.12-1.el5_3.i386, firefox-3.0.12-1.el5_3.ia64 +13
    • Red Hat Enterprise Linux AS version 4 firefox-3.0.12-1.el4, firefox-3.0.12-1.el4.i386, firefox-3.0.12-1.el4.ia64 +1
    • Red Hat Enterprise Linux Desktop (v. 5 client) firefox-3.0.12-1.el5_3, firefox-3.0.12-1.el5_3.i386, xulrunner-1.9.0.12-1.el5_3 +1
    • Red Hat Enterprise Linux Desktop Workstation (v. 5 client) xulrunner-1.9.0.12-1.el5_3, xulrunner-devel-1.9.0.12-1.el5_3, xulrunner-devel-1.9.0.12-1.el5_3.i386 +2
    • Red Hat Enterprise Linux Desktop version 4 firefox-3.0.12-1.el4, firefox-3.0.12-1.el4.i386
    • Red Hat Enterprise Linux ES version 4 firefox-3.0.12-1.el4, firefox-3.0.12-1.el4.i386, firefox-3.0.12-1.el4.ia64
    • Red Hat Enterprise Linux WS version 4 firefox-3.0.12-1.el4, firefox-3.0.12-1.el4.i386, firefox-3.0.12-1.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-2009:1163
Red Hat Enterprise Linux (v. 5 server)Fixed RHSA-2009:1162
Red Hat Enterprise Linux AS version 3Fixed RHSA-2009:1163
Red Hat Enterprise Linux AS version 4Fixed RHSA-2009:1162, RHSA-2009:1163, RHSA-2010:0154
Red Hat Enterprise Linux Desktop (v. 5 client)Fixed RHSA-2009:1162, RHSA-2010:0153
Red Hat Enterprise Linux Desktop Workstation (v. 5 client)Fixed RHSA-2009:1162
Red Hat Enterprise Linux Desktop version 4Fixed RHSA-2009:1162, RHSA-2009:1163, RHSA-2010:0154
Red Hat Enterprise Linux ES version 3Fixed RHSA-2009:1163
Red Hat Enterprise Linux ES version 4Fixed RHSA-2009:1162, RHSA-2009:1163, RHSA-2010:0154
Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server)Fixed RHSA-2010:0153
Red Hat Enterprise Linux WS version 3Fixed RHSA-2009:1163
Red Hat Enterprise Linux WS version 4Fixed RHSA-2009:1162, RHSA-2009:1163, RHSA-2010:0154

Timeline

  1. 2026-10-02 Threatist record created from CVE-2009-2466
  2. 2026-10-03 Alias added: GHSA-492q-86f5-c96f

References

Exploit 2

Patch 1

Advisory 12

Other 3

  • 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