Affected: Mozilla Firefox, Mozilla Firefox ESR, Mozilla Thunderbird

When accessing throttled streams, the count of available bytes needed to be checked in the calling function to be within bounds. This may have lead future code to be incorrect and vulnerable. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.

Affected: Ubuntu:18.04:LTS: firefox, Ubuntu:20.04:LTS: firefox

Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across domains, or execute arbitrary code. (CVE-2023-25750, CVE-2023-25752, CVE-2023-28162, CVE-2023-28176, CVE-2023-28177)

Lukas Bernhard discovered that Firefox did not properly manage memory when invalidating JIT code while following an iterator. An attacker could potentially exploits this issue to cause a denial of service. (CVE-2023-25751)

Rob Wu discovered that Firefox did not properly manage the URLs when following a redirect to a publicly accessible web extension file. An attacker could potentially exploits this to obtain sensitive information. (CVE-2023-28160)

Luan Herrera discovered that Firefox did not properly manage cross-origin iframe when dragging a URL. An attacker could potentially exploit this issue to perform spoofing attacks. (CVE-2023-28164)

Khiem Tran discovered that Firefox did not properly manage one-time permissions granted to a document loaded using a file: URL. An attacker could potentially exploit this issue to use granted one-time permissions on the local files came from different sources. (CVE-2023-28161)