{"id":"MGASA-2026-0125","summary":"Updated thunderbird packages fix security vulnerabilities","details":"Use-after-free in the DOM: Core & HTML component. (CVE-2026-6746)\nUse-after-free in the WebRTC component. (CVE-2026-6747)\nUninitialized memory in the Audio/Video: Web Codecs component.\n(CVE-2026-6748)\nInformation disclosure due to uninitialized memory in the Graphics:\nCanvas2D component. (CVE-2026-6749)\nPrivilege escalation in the Graphics: WebRender component.\n(CVE-2026-6750)\nUninitialized memory in the Audio/Video: Web Codecs component.\n(CVE-2026-6751)\nIncorrect boundary conditions in the WebRTC component. (CVE-2026-6752)\nIncorrect boundary conditions in the WebRTC component. (CVE-2026-6753)\nUse-after-free in the JavaScript Engine component. (CVE-2026-6754)\nInvalid pointer in the JavaScript: WebAssembly component.\n(CVE-2026-6757)\nUse-after-free in the Widget: Cocoa component. (CVE-2026-6759)\nPrivilege escalation in the Networking component. (CVE-2026-6761)\nSpoofing issue in the DOM: Core & HTML component. (CVE-2026-6762)\nMitigation bypass in the File Handling component. (CVE-2026-6763)\nIncorrect boundary conditions in the DOM: Device Interfaces component.\n(CVE-2026-6764)\nInformation disclosure in the Form Autofill component. (CVE-2026-6765)\nPrivilege escalation in the Debugger component. (CVE-2026-6769)\nOther issue in the Storage: IndexedDB component. (CVE-2026-6770)\nMitigation bypass in the DOM: Security component. (CVE-2026-6771)\nIncorrect boundary conditions in the WebRTC: Networking component.\n(CVE-2026-6776)\nMemory safety bugs fixed in Firefox ESR 115.35, Firefox ESR 140.10,\nThunderbird ESR 140.10, Firefox 150 and Thunderbird 150. (CVE-2026-6785)\nMemory safety bugs fixed in Firefox ESR 140.10, Thunderbird ESR 140.10,\nFirefox 150 and Thunderbird 150. (CVE-2026-6786)\nInformation disclosure due to incorrect boundary conditions in the\nAudio/Video component. (CVE-2026-7320)\nSandbox escape due to incorrect boundary conditions in the WebRTC:\nNetworking component. (CVE-2026-7321)\nMemory safety bugs fixed in Memory safety bugs fixed in Thunderbird ESR\n140.10.1 and Thunderbird 150.0.1. (CVE-2026-7322)\nMemory safety bugs fixed in Thunderbird ESR 140.10.1 and Thunderbird\n150.0.1. (CVE-2026-7323)\n","modified":"2026-05-09T16:32:30.889874Z","published":"2026-05-09T16:24:29Z","upstream":["CVE-2026-6746","CVE-2026-6747","CVE-2026-6748","CVE-2026-6749","CVE-2026-6750","CVE-2026-6751","CVE-2026-6752","CVE-2026-6753","CVE-2026-6754","CVE-2026-6757","CVE-2026-6759","CVE-2026-6761","CVE-2026-6762","CVE-2026-6763","CVE-2026-6764","CVE-2026-6765","CVE-2026-6769"],"references":[{"type":"ADVISORY","url":"https://advisories.mageia.org/MGASA-2026-0125.html"},{"type":"REPORT","url":"https://bugs.mageia.org/show_bug.cgi?id=35404"},{"type":"WEB","url":"https://www.thunderbird.net/en-US/thunderbird/140.10.0esr/releasenotes/"},{"type":"ADVISORY","url":"https://www.mozilla.org/en-US/security/advisories/mfsa2026-34/"},{"type":"WEB","url":"https://www.thunderbird.net/en-US/thunderbird/140.10.1esr/releasenotes/"},{"type":"ADVISORY","url":"https://www.mozilla.org/en-US/security/advisories/mfsa2026-39/"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"Mageia:9","purl":"pkg:rpm/mageia/thunderbird?arch=source&distro=mageia-9"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.10.1-1.mga9"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2026-0125.json"}},{"package":{"name":"thunderbird-l10n","ecosystem":"Mageia:9","purl":"pkg:rpm/mageia/thunderbird-l10n?arch=source&distro=mageia-9"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.10.1-1.mga9"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2026-0125.json"}}],"schema_version":"1.7.5","credits":[{"name":"Mageia","contact":["https://wiki.mageia.org/en/Packages_Security_Team"],"type":"COORDINATOR"}]}