A use-after-free flaw was found in the Linux kernel’s nouveau driver in how a user triggers a memory overflow that causes the nvkm_vma_tail function to fail. This flaw allows a local user to crash or potentially escalate their privileges on the system.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004773 advisory.

    A use-after-free flaw was found in the Linux kernels nouveau driver in how a user triggers a memory     overflow that causes the nvkm_vma_tail function to fail. This flaw allows a local user to crash or     potentially escalate their privileges on the system.

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

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

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004339 advisory.

    A use-after-free flaw was found in the Linux kernels nouveau driver in how a user triggers a memory     overflow that causes the nvkm_vma_tail function to fail. This flaw allows a local user to crash or     potentially escalate their privileges on the system.

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

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

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001750 advisory.

    A use-after-free flaw was found in the Linux kernels nouveau driver in how a user triggers a memory     overflow that causes the nvkm_vma_tail function to fail. This flaw allows a local user to crash or     potentially escalate their privileges on the system.

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

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

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

  - A use-after-free flaw was found in the Linux kernel's nouveau driver in how a user triggers a memory     overflow that causes the nvkm_vma_tail function to fail. This flaw allows a local user to crash or     potentially escalate their privileges on the system. (CVE-2023-0030)

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

ID	Name	Product	Family	Severity
290158	Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004773)	Nessus	Unity Linux Local Security Checks	high
288299	Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004339)	Nessus	Unity Linux Local Security Checks	high
284593	Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001750)	Nessus	Unity Linux Local Security Checks	high
239841	TencentOS Server 4: kernel (TSSA-2024:0960)	Nessus	Tencent Local Security Checks	critical
227330	Linux Distros Unpatched Vulnerability : CVE-2023-0030	Nessus	Misc.	high

Detections

Analytics

CVE-2023-0030

high

Tenable Plugins

high

high

high

critical

high