CVE-2012-1940
HighSummary
Podatność typu use-after-free w funkcji nsFrameList::FirstChild w Mozilla Firefox 4.x do 12.0, Firefox ESR 10.x przed 10.0.5, Thunderbird 5.0 do 12.0, Thunderbird ESR 10.x przed 10.0.5 oraz SeaMonkey przed 2.10. Umożliwia zdalnym atakującym wykonanie dowolnego kodu lub spowodowanie awarii aplikacji poprzez zmianę rozmiaru kontenera elementów o absolutnym położeniu.
Risk Assessment
Atakujący może wykorzystać tę podatność do zdalnego wykonania kodu, co stwarza poważne zagrożenie dla integralności systemu oraz danych użytkowników. Może to również prowadzić do awarii aplikacji, co wpływa na dostępność usług.
Recommendation
Zaleca się aktualizację do najnowszej wersji Mozilla Firefox, Thunderbird oraz SeaMonkey, aby usunąć tę podatność. Regularne aktualizacje oprogramowania są kluczowe dla zapewnienia bezpieczeństwa systemów.
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Original NVD description (English source)
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.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

