EUVD-2026-69710

A malicious IMAP server can trigger use-after-free and heap-memory disclosure by sending a crafted ID response. Heap contents can ultimately be persisted to prefs.js. This vulnerability was fixed in Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

CVE-2026-84641

A flaw was found in Thunderbird. A remote attacker, by operating a malicious Internet Message Access Protocol IMAP server, could send a specially crafted ID response. This could trigger a use-after-free vulnerability and lead to heap-memory disclosure, allowing sensitive heap contents to be...

CVE-2026-46151

A flaw was found in the Linux kernel's USB printer usblp driver. A malicious USB printer can exploit a heap leak vulnerability by sending a truncated device ID response. This can lead to the disclosure of up to 1021 bytes of uninitialized kernel memory, potentially exposing sensitive information ...