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Ubuntu Security Notice USN-8549-1 warns that the idna package could consume significant system resources when handling oversized inputs, creating a potential denial-of-service condition.
Ubuntu has published USN-8503-1 for an ncurses issue affecting the infocmp tool. The flaw involves improper handling of certain terminfo entries and could allow a denial-of-service condition through a crafted terminfo file.
Cisco has released updates for multiple ClamAV vulnerabilities affecting Cisco products. The issues could let a remote attacker trigger denial-of-service conditions that interrupt malware scanning operations, with higher impact noted on Windows-based platforms.
Ubuntu has published USN-8344-1 for pip vulnerabilities affecting TLS certificate verification and bundled urllib3 decompression handling, with risks including machine-in-the-middle exposure and denial of service.
