Linuxsecurity Critical iperf3 Vulnerabilities Lead to Denial of Service in Ubuntu Releases
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Multiple vulnerabilities in iperf3, a network bandwidth measurement tool, were discovered by Jorge Sancho Larraz. These issues affect Ubuntu versions 25.10, 24.04 LTS, 22.04 LTS, and 20.04 LTS, allowing remote attackers to potentially cause denial of service and recover sensitive information through a timing side-channel during RSA decryption.
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