CVE-2009-0775: mozilla firefox Resource Management Errors
Vulnerability summary
CVE-2009-0775 is a high (CVSS 10.0) Resource Management Errors vulnerability in mozilla firefox. EPSS estimates a 4.71% chance of exploitation in the next 30 days, higher than 91.8% of scored vulnerabilities.
Not severe (CVSS 10, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 6 · Related 2Timeline
- 05-03-2009PublishedVulnerability first disclosed.
- 07-08-2024Last modifiedVulnerability information updated.
Description
Double free vulnerability in Mozilla Firefox before 3.0.7, Thunderbird before 2.0.0.21, and SeaMonkey before 1.1.15 allows remote attackers to execute arbitrary code via "cloned XUL DOM elements which were linked as a parent and child," which are not properly handled during garbage collection.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
4.71%
Chance of exploitation in the next 30 days
Percentile
92%
Versus all other CVEs
30-day change
No change 0.00 pp
From 4.71% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.
Mozilla3 products
- firefox≤ 3.0.6 | 1.0 | 1.0.1 | 1.0.2 | 1.0.3 | 1.0.4 | 1.0.5 | 1.0.6 | 1.0.7 | 1.0.8 | 1.5 | 1.5.0.1 | 1.5.0.2 | 1.5.0.3 | 1.5.0.4 | 1.5.0.5 | 1.5.0.6 | 1.5.0.7 | 1.5.0.8 | 1.5.0.9 | 1.5.0.10 | 1.5.0.11 | 1.5.0.12 | 2.0 | 2.0.0.1 | 2.0.0.2 | 2.0.0.3 | 2.0.0.4 | 2.0.0.5 | 2.0.0.6 | 2.0.0.7 | 2.0.0.8 | 2.0.0.9 | 2.0.0.10 | 2.0.0.11 | 2.0.0.12 | 2.0.0.13 | 2.0.0.14 | 2.0.0.15 | 2.0.0.16 | 2.0.0.17 | 2.0.0.18 | 2.0.0.19 | 2.0.0.20 | 3.0 | 3.0.1 | 3.0.2 | 3.0.3 | 3.0.4 | 3.0.5
- seamonkey≤ 1.1.14 | 1.0 | 1.0.1 | 1.0.2 | 1.0.3 | 1.0.5 | 1.0.6 | 1.0.7 | 1.0.8 | 1.0.9 | 1.1 | 1.1:alpha | 1.1:beta | 1.1.1 | 1.1.2 | 1.1.3 | 1.1.4 | 1.1.5 | 1.1.6 | 1.1.7 | 1.1.8 | 1.1.9 | 1.1.10 | 1.1.11 | 1.1.12 | 1.1.13
- thunderbird≤ 2.0.0.20 | 2.0.0.0 | 2.0.0.4 | 2.0.0.5 | 2.0.0.6 | 2.0.0.9 | 2.0.0.12 | 2.0.0.14 | 2.0.0.16 | 2.0.0.17 | 2.0.0.18 | 2.0.0.19
1 vendor · 3 products
References
27 links- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9681VDB EntrySignatureX Refsource OVAL
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5806VDB EntrySignatureX Refsource OVAL
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7584VDB EntrySignatureX Refsource OVAL
Show all 27 references
- www.mozilla.org/security/announce/2009/mfsa2009-08.htmlX Refsource CONFIRM
- www.redhat.com/archives/fedora-package-announce/2009-March/msg00769.htmlVendor AdvisoryX Refsource FEDORA
- bugzilla.mozilla.org/show_bug.cgi?id=474456X Refsource CONFIRM
- www.redhat.com/archives/fedora-package-announce/2009-March/msg00771.htmlVendor AdvisoryX Refsource FEDORA
- support.avaya.com/elmodocs2/security/ASA-2009-069.htmX Refsource CONFIRM
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6207VDB EntrySignatureX Refsource OVAL
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5816VDB EntrySignatureX Refsource OVAL
- support.avaya.com/japple/…X Refsource CONFIRM