MGASA-2026-0014

Source
https://advisories.mageia.org/MGASA-2026-0014.html
Import Source
https://advisories.mageia.org/MGASA-2026-0014.json
JSON Data
https://api.osv.dev/v1/vulns/MGASA-2026-0014
Related
Published
2026-01-20T03:25:41Z
Modified
2026-02-04T02:21:31.039268Z
Summary
Updated thunderbird packages fix security vulnerabilities
Details

Mitigation bypass in the DOM: Security component. (CVE-2026-0877) Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. (CVE-2026-0878) Sandbox escape due to incorrect boundary conditions in the Graphics component. (CVE-2026-0879) Sandbox escape due to integer overflow in the Graphics component. (CVE-2026-0880) Use-after-free in the IPC component. (CVE-2026-0882) Spoofing issue in the Downloads Panel component. (CVE-2025-14327) Information disclosure in the Networking component. (CVE-2026-0883) Use-after-free in the JavaScript Engine component. (CVE-2026-0884) Use-after-free in the JavaScript: GC component. (CVE-2026-0885) Incorrect boundary conditions in the Graphics component. (CVE-2026-0886) Clickjacking issue, information disclosure in the PDF Viewer component. (CVE-2026-0887) Spoofing issue in the DOM: Copy & Paste and Drag & Drop component. (CVE-2026-0890) Memory safety bugs fixed in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. (CVE-2026-0891)

References
Credits

Affected packages

Mageia:9 / thunderbird

Package

Name
thunderbird
Purl
pkg:rpm/mageia/thunderbird?arch=source&distro=mageia-9

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
140.7.0-1.mga9

Ecosystem specific

{
    "section": "core"
}

Database specific

source
"https://advisories.mageia.org/MGASA-2026-0014.json"

Mageia:9 / thunderbird-l10n

Package

Name
thunderbird-l10n
Purl
pkg:rpm/mageia/thunderbird-l10n?arch=source&distro=mageia-9

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
140.7.0-1.mga9

Ecosystem specific

{
    "section": "core"
}

Database specific

source
"https://advisories.mageia.org/MGASA-2026-0014.json"