This update for MozillaThunderbird fixes the following issues:
Mozilla Thunderbird was updated to 60.7.2 / MFSA 2019-20 (boo#1138872):
Mozilla Thunderbird was updated to 60.7.1 / MFSA 2019-17 (boo#1137595):
Also fixed: No prompt for smartcard PIN when S/MIME signing is used
Mozilla Thunderbird was updated to 60.7.0 / MFSA 2019-15 (boo#1135824):
Attachment pane of Write window no longer focussed when attaching files using a keyboard shortcut
CVE-2019-9815: Disable hyperthreading on content JavaScript threads on macOS
CVE-2019-9816: Type confusion with object groups and UnboxedObjects
CVE-2019-9817: Stealing of cross-domain images using canvas
CVE-2019-9818 (Windows only): Use-after-free in crash generation server
CVE-2019-9819: Compartment mismatch with fetch API
CVE-2019-9820: Use-after-free of ChromeEventHandler by DocShell
CVE-2019-11691: Use-after-free in XMLHttpRequest
CVE-2019-11692: Use-after-free removing listeners in the event listener manager
CVE-2019-11693: Buffer overflow in WebGL bufferdata on Linux
CVE-2019-7317: Use-after-free in png_image_free of libpng library
CVE-2019-9797: Cross-origin theft of images with createImageBitmap
CVE-2018-18511: Cross-origin theft of images with ImageBitmapRenderingContext
CVE-2019-11694: Uninitialized memory memory leakage in Windows sandbox
CVE-2019-11698: Theft of user history data through drag and drop of hyperlinks to and from bookmarks
CVE-2019-5798: Out-of-bounds read in Skia
CVE-2019-9800: Memory safety bugs fixed in Firefox 67 and Firefox ESR 60.7