The remote Ubuntu Pro Realtime 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8305-1 advisory.

    It was discovered that the Linux kernel algif_aead module did not properly handle in-place cryptographic     operations. This flaw is known as Copy Fail. A local attacker could use this to escalate privileges, or     possibly escape a container. (CVE-2026-31431)

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to     compromise the system. This update corrects flaws in the following subsystems:

    - Cryptographic API;

    - Ethernet bonding driver;

    - Packet sockets;

    - TLS protocol; (CVE-2026-31419, CVE-2026-31504, CVE-2026-31533, CVE-2026-43033, CVE-2026-43077,     CVE-2026-43078)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Detections

Analytics

Ubuntu Pro Realtime 22.04 LTS : Linux kernel (Intel IoTG Real-time) vulnerabilities (USN-8305-1)

high Nessus Plugin ID 316728

Version 1.2

Version 1.1

Version 1.2 May 29, 2026, 5:27 PM Exploit attributes ("Exploit framework core" set to "True") Exploit attributes ("Exploit framework metasploit" set to "True") Exploit attributes ("Exploited by malware" set to "True") Plugin Feed: 202605291727
Version 1.1 May 26, 2026, 6:39 PM New Plugin Feed: 202605261839