On arm64, WASM code could have resulted in incorrect assembly generation leading to a register allocation problem, and a potentially exploitable crash. #CVE-2022-31740: Register allocation problem in WASM on arm64 Reporter Gary Kwong Impact high Description This bug only affects Thunderbird for Windows. When downloading files on Windows, the % character was not escaped, which could have lead to a download incorrectly being saved to attacker-influenced paths that used variables such as %HOMEPATH% or %APPDATA%. #CVE-2022-31739: Attacker-influenced path traversal when saving downloaded files Reporter Chaobin Zhang Impact high Description When exiting fullscreen mode, an iframe could have confused the browser about the current state of fullscreen, resulting in potential user confusion or spoofing attacks. #CVE-2022-31738: Browser window spoof using fullscreen mode Reporter Irvan Kurniawan Impact high Description #CVE-2022-31737: Heap buffer overflow in WebGL Reporter Atte Kettunen Impact high DescriptionĪ malicious webpage could have caused an out-of-bounds write in WebGL, leading to memory corruption and a potentially exploitable crash. #CVE-2022-31736: Cross-Origin resource's length leaked Reporter Luan Herrera Impact high DescriptionĪ malicious website could have learned the size of a cross-origin resource that supported Range requests. In general, these flaws cannot be exploited through email in the Thunderbird product because scripting is disabled when reading mail, but are potentially risks in browser or browser-like contexts.
Mozilla Foundation Security Advisory 2022-22 Security Vulnerabilities fixed in Thunderbird 91.10 Announced Impact high Products Thunderbird Fixed in
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