Firefox Race condition while accessing the private data of a NPObject JS wrapper class object
Published Jun 12, 2009
7.5
HIGHCVSS 3.1
EPSS 4.33%
Description
Race condition in the NPObjWrapper_NewResolve function in modules/plugin/base/src/nsJSNPRuntime.cpp in xul.dll in Mozilla Firefox 3 before 3.0.11 might allow remote attackers to execute arbitrary code via a page transition during Java applet loading, related to a use-after-free vulnerability for memory associated with a destroyed Java object.
Affected products
No data.
Configuration 2
- 5.0
Configuration 3
- 9
- 10
Configuration 4
- 4.0
- 5.0
- 4.0
- 5.0
- 4.8
- 5.3
- 4.0
- 5.0
- 5.3
- 4.0
- 5.0
No data.
Red Hat Enterprise Linux 4
firefox-0:3.0.11-4.el4
Fixed · RHSA-2009:1095
Red Hat Enterprise Linux 5
firefox-0:3.0.11-2.el5_3
Fixed · RHSA-2009:1095
Red Hat Enterprise Linux 5
xulrunner-0:1.9.0.11-3.el5_3
Fixed · RHSA-2009:1095
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | firefox-0:3.0.11-4.el4 | Fixed | RHSA-2009:1095 |
| Red Hat Enterprise Linux 5 | firefox-0:3.0.11-2.el5_3 | Fixed | RHSA-2009:1095 |
| Red Hat Enterprise Linux 5 | xulrunner-0:1.9.0.11-3.el5_3 | Fixed | RHSA-2009:1095 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 4.33% (0.04331) | 90.89th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.33% (0.04331) | 89.89th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.18% (0.02184) | 82.87th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.30% (0.04304) | 81.12th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.18% (0.02184) | 83.21th | v4 (v2025.03.14) |
| Dec 17, 2024 | 9.27% (0.09270) | 94.68th | v3 (v2023.03.01) |
| Feb 3, 2024 | 3.27% (0.03269) | 90.35th | v3 (v2023.03.01) |
| Jan 21, 2024 | 10.31% (0.10308) | 94.42th | v3 (v2023.03.01) |
| Sep 15, 2023 | 8.58% (0.08584) | 93.73th | v3 (v2023.03.01) |
| Mar 7, 2023 | 10.72% (0.10723) | 94.11th | v3 (v2023.03.01) |
| Mar 6, 2023 | 9.92% (0.09915) | 94.52th | v2 (v2022.01.01) |
| Feb 13, 2023 | 9.92% (0.09915) | 94.33th | v2 (v2022.01.01) |
| Feb 3, 2023 | 2.69% (0.02686) | 82.44th | v2 (v2022.01.01) |
| Apr 1, 2022 | 9.92% (0.09915) | 94.04th | v2 (v2022.01.01) |
| Feb 4, 2022 | 9.92% (0.09915) | 87.53th | v2 (v2022.01.01) |
References (24)
- http://secunia.com/advisories/34241 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/35331 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/35415 third-party-advisoryx_refsource_SECUNIABroken Link
- http://secunia.com/advisories/35431 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/35468 third-party-advisoryx_refsource_SECUNIABroken Link
- http://secunia.com/secunia_research/2009-19/ x_refsource_MISCBroken LinkVendor Advisory
- http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.372468 vendor-advisoryx_refsource_SLACKWAREBroken Link
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-264308-1 vendor-advisoryx_refsource_SUNALERTBroken Link
- http://www.debian.org/security/2009/dsa-1820 vendor-advisoryx_refsource_DEBIANMailing ListThird Party Advisory
- http://www.mozilla.org/security/announce/2009/mfsa2009-28.html x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/archive/1/504260/100/0/threaded mailing-listx_refsource_BUGTRAQBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/35326 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/35360 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id?1022386 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- http://www.vupen.com/english/advisories/2009/1572 vdb-entryx_refsource_VUPENBroken LinkVendor Advisory
- https://access.redhat.com/security/cve/CVE-2009-1837 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=486269 x_refsource_CONFIRMExploitIssue Tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=503579 x_refsource_CONFIRMIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2009-1837
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10628 vdb-entrysignaturex_refsource_OVALBroken Link
- https://rhn.redhat.com/errata/RHSA-2009-1095.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2009-1837
- https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00574.html vendor-advisoryx_refsource_FEDORAMailing List
- https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00657.html vendor-advisoryx_refsource_FEDORAMailing List
Change history (0)
No recorded changes yet.