Use After Free in Mozilla Firefox
CVE-2009-1837
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.
Vulnerability class: Race Condition
EPSS: 0.043 (90.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Mozilla Firefox
- Debian Debian_linux — versions 5.0
- Fedoraproject Fedora — versions 9, 10
- Redhat Enterprise_linux — versions 4.0, 5.0
- Redhat Enterprise_linux_desktop — versions 4.0, 5.0
- Redhat Enterprise_linux_eus — versions 4.8, 5.3
- Redhat Enterprise_linux_server — versions 4.0, 5.0
- Redhat Enterprise_linux_server_aus — versions 5.3
- Redhat Enterprise_linux_workstation — versions 4.0, 5.0
- N/a — versions n/a
Weakness classification (CWE)
References
- secalert@redhat.com (vdb-entry, Broken Link, x_refsource_VUPEN, Vendor Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- secalert@redhat.com (x_refsource_SECUNIA, Broken Link, Vendor Advisory, third-party-advisory)
- secalert@redhat.com (x_refsource_MISC, Broken Link, Vendor Advisory)
- secalert@redhat.com (mailing-list, x_refsource_BUGTRAQ, VDB Entry, Third Party Advisory, Broken Link)
- secalert@redhat.com (x_refsource_CONFIRM, Exploit, Issue Tracking)
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
- secalert@redhat.com (vendor-advisory, x_refsource_FEDORA, Mailing List)
- secalert@redhat.com (x_refsource_SECUNIA, Broken Link, Vendor Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2009-1837?
- CVE-2009-1837 is a high-severity vulnerability in Mozilla Firefox, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.5/10. Published 2009-06-12.
- How severe is CVE-2009-1837?
- High severity. CVSS v3 base score is 7.5 out of 10.