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Ubuntu 22.04 LTS / 24.04 LTS / 25.04 : dpkg vulnerability (USN-7768-1)

high Nessus Plugin ID 265933

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.04 host has packages installed that are affected by a vulnerability as referenced in the USN-7768-1 advisory.

 It was discovered that dpkg incorrectly handled removing certain temporary directories. An attacker could possibly use this issue to consume disk space, leading to a denial of service.

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

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

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-7768-1

Plugin Details

Severity: High

ID: 265933

File Name: ubuntu_USN-7768-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 9/25/2025

Updated: 9/25/2025

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.0

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.3

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:P/A:N

CVSS Score Source: CVE-2025-6297

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:22.04:-:lts, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libdpkg-perl, p-cpe:/a:canonical:ubuntu_linux:dselect, cpe:/o:canonical:ubuntu_linux:25.04, p-cpe:/a:canonical:ubuntu_linux:dpkg, p-cpe:/a:canonical:ubuntu_linux:dpkg-dev, p-cpe:/a:canonical:ubuntu_linux:libdpkg-dev

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Ease: No known exploits are available

Patch Publication Date: 9/24/2025

Vulnerability Publication Date: 7/1/2025

Reference Information

CVE: CVE-2025-6297

USN: 7768-1