CVE-2012-1940: mozilla firefox Resource Management Errors
Vulnerability summary
CVE-2012-1940 is a high (CVSS 9.3) Resource Management Errors vulnerability in mozilla firefox. EPSS estimates a 4.48% chance of exploitation in the next 30 days, higher than 91.3% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 7 · Related 2Timeline
- 05-06-2012PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Use-after-free vulnerability in the nsFrameList::FirstChild function in Mozilla Firefox 4.x through 12.0, Firefox ESR 10.x before 10.0.5, Thunderbird 5.0 through 12.0, Thunderbird ESR 10.x before 10.0.5, and SeaMonkey before 2.10 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption and application crash) by changing the size of a container of absolutely positioned elements in a column.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
4.48%
Chance of exploitation in the next 30 days
Percentile
91%
Versus all other CVEs
30-day change
-0.05 pp
From 4.53% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Mozilla4 products
- firefox4.0 | 4.0:beta1 | 4.0:beta10 | 4.0:beta11 | 4.0:beta12 | 4.0:beta2 | 4.0:beta3 | 4.0:beta4 | 4.0:beta5 | 4.0:beta6 | 4.0:beta7 | 4.0:beta8 | 4.0:beta9 | 4.0.1 | 5.0 | 5.0.1 | 6.0 | 6.0.1 | 6.0.2 | 7.0 | 7.0.1 | 8.0 | 8.0.1 | 9.0 | 9.0.1 | 10.0 | 10.0.1 | 10.0.2 | 10.0.3 | 10.0.4 | 11.0 | 12.0 | 12.0:beta6
- seamonkey≤ 2.9 | 1.0 | 1.0:alpha | 1.0:beta | 1.0.1 | 1.0.2 | 1.0.3 | 1.0.4 | 1.0.5 | 1.0.6 | 1.0.7 | 1.0.8 | 1.0.9 | 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 | 1.1.14 | 1.1.15 | 1.1.16 | 1.1.17 | 1.1.18 | 1.1.19 | 1.5.0.8 | 1.5.0.9 | 1.5.0.10 | 2.0 | 2.0:alpha_1 | 2.0:alpha_2 | 2.0:alpha_3 | 2.0:beta_1 | 2.0:beta_2 | 2.0:rc1 | 2.0:rc2 | 2.0.1 | 2.0.2 | 2.0.3 | 2.0.4 | 2.0.5 | 2.0.6 | 2.0.7 | 2.0.8 | 2.0.9 | 2.0.10 | 2.0.11 | 2.0.12 | 2.0.13 | 2.0.14 | 2.1 | 2.1:alpha1 | 2.1:alpha2 | 2.1:alpha3 | 2.1:beta1 | 2.1:beta2 | 2.1:beta3 | 2.1:rc1 | 2.1:rc2 | 2.2 | 2.2:beta1 | 2.2:beta2 | 2.2:beta3 | 2.3 | 2.3:beta1 | 2.3:beta2 | 2.3:beta3 | 2.3.1 | 2.3.2 | 2.3.3 | 2.4 | 2.4:beta1 | 2.4:beta2 | 2.4:beta3 | 2.4.1 | 2.5 | 2.5:beta1 | 2.5:beta2 | 2.5:beta3 | 2.5:beta4 | 2.6 | 2.6:beta1 | 2.6:beta2 | 2.6:beta3 | 2.6:beta4 | 2.6.1 | 2.7 | 2.7:beta1 | 2.7:beta2 | 2.7:beta3 | 2.7:beta4 | 2.7:beta5 | 2.7.1 | 2.7.2 | 2.8 | 2.8:beta1 | 2.8:beta2 | 2.8:beta3 | 2.8:beta4 | 2.8:beta5 | 2.8:beta6 | 2.9:beta1 | 2.9:beta2 | 2.9:beta3
- thunderbird5.0 | 6.0 | 6.0.1 | 6.0.2 | 7.0 | 7.0.1 | 8.0 | 9.0 | 9.0.1 | 10.0 | 10.0.1 | 10.0.2 | 10.0.3 | 10.0.4 | 11.0 | 12.0
- thunderbird_esr10.0 | 10.0.1 | 10.0.2 | 10.0.3 | 10.0.4
1 vendor · 4 products
References
12 links- bugzilla.mozilla.org/show_bug.cgi?id=747688X Refsource CONFIRM
Show all 12 references
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17054VDB EntrySignatureX Refsource OVAL