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CVE-2026-84120

🗓️ 01 Sep 2026 12:18:40Reported by Alpine Linux Development TeamType 
alpinelinux
 alpinelinux
🔗 security.alpinelinux.org👁 3 Views

Use-after-free in Firefox/Thunderbird Audio/Video component, fixed in Firefox 155 and ESR 115.40.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-84120
2 Sep 202604:48
circl
cve
CVE
CVE-2026-84120
1 Sep 202612:18
cve
cvelist
Cvelist
CVE-2026-84120 Use-after-free in the Audio/Video component
1 Sep 202612:18
cvelist
debiancve
Debian CVE
CVE-2026-84120
1 Sep 202612:18
debiancve
euvd
EUVD
EUVD-2026-69065
1 Sep 202612:18
euvd
kaspersky
Kaspersky
KLA91248 Multiple vulnerabilities in Mozilla Firefox ESR
1 Sep 202600:00
kaspersky
kaspersky
Kaspersky
KLA91249 Multiple vulnerabilities in Mozilla Firefox
1 Sep 202600:00
kaspersky
kaspersky
Kaspersky
KLA91250 Multiple vulnerabilities in Mozilla Firefox ESR
1 Sep 202600:00
kaspersky
kaspersky
Kaspersky
KLA91251 Multiple vulnerabilities in Mozilla Thunderbird ESR
1 Sep 202600:00
kaspersky
kaspersky
Kaspersky
KLA91252 Multiple vulnerabilities in Mozilla Firefox ESR
1 Sep 202600:00
kaspersky
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Alpine Linux3.24anyfirefox151.0.3-r0firefox-151.0.3-r0.apk
Alpine Linux3.24anythunderbird151.0.1-r0thunderbird-151.0.1-r0.apk

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02 Sep 2026 16:41Current
CVSS 3.15.4
EPSS0.00233
SSVC
3