Detections
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Linux Distros Unpatched Vulnerability : CVE-2026-5763

medium Nessus Plugin ID 309865

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

 - hcd-ohci: infinite loop NOTE: Fixed by: https://gitlab.com/qemu- project/qemu/-/commit/129922c2bc398b656a9180150e667f98fdf0d402 (v11.0.0-rc1) (CVE-2026-3890) virtio-scsi request size mismatch NOTE: Fixed by: https://gitlab.com/qemu- project/qemu/-/commit/79971302935472232a68073faddb085177e3ca54 (v11.0.0-rc3) (CVE-2026-5763) (CVE-2026-5763)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://security-tracker.debian.org/tracker/CVE-2026-5763

https://ubuntu.com/security/CVE-2026-5763

Plugin Details

Severity: Medium

ID: 309865

File Name: unpatched_CVE_2026_5763.nasl

Version: 1.8

Type: Local

Agent: unix

Family: Misc.

Published: 4/23/2026

Updated: 9/2/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.8

Percentile: 57.69

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:14.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, cpe:/o:canonical:ubuntu_linux:25.10, cpe:/o:canonical:ubuntu_linux:26.04:-:lts, cpe:/o:debian:debian_linux:12.0, p-cpe:/a:canonical:ubuntu_linux:qemu-hwe, p-cpe:/a:canonical:ubuntu_linux:qemu, p-cpe:/a:debian:debian_linux:qemu

Required KB Items: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Ease: No known exploits are available

Reference Information

CVE: CVE-2026-5763