Linux Distros Unpatched Vulnerability : CVE-2026-0915

high Nessus Plugin ID 288876

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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.

- Calling getnetbyaddr or getnetbyaddr_r with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS resolver. (CVE-2026-0915)

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

Solution

There is no known solution at this time.

Plugin Details

Severity: High

ID: 288876

File Name: unpatched_CVE_2026_0915.nasl

Version: 1.9

Type: local

Agent: unix

Family: Misc.

Published: 1/16/2026

Updated: 3/17/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.7

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

CVSS Score Source: CVE-2026-0915

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.9

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:11.0, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:redhat:enterprise_linux:glibc-common, p-cpe:/a:centos:centos:glibc-headers, p-cpe:/a:redhat:enterprise_linux:glibc-devel, p-cpe:/a:centos:centos:glibc-devel, p-cpe:/a:centos:centos:glibc-static, cpe:/o:debian:debian_linux:12.0, p-cpe:/a:centos:centos:glibc-common, p-cpe:/a:centos:centos:compat-glibc, p-cpe:/a:canonical:ubuntu_linux:eglibc, p-cpe:/a:redhat:enterprise_linux:glibc-utils, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:centos:centos:glibc, p-cpe:/a:debian:debian_linux:glibc, p-cpe:/a:redhat:enterprise_linux:compat-glibc-headers, p-cpe:/a:redhat:enterprise_linux:compat-glibc, p-cpe:/a:centos:centos:compat-glibc-headers, p-cpe:/a:redhat:enterprise_linux:glibc, p-cpe:/a:centos:centos:nscd, cpe:/o:centos:centos:7, p-cpe:/a:redhat:enterprise_linux:glibc-headers, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:glibc-static, p-cpe:/a:centos:centos:glibc-utils, p-cpe:/a:redhat:enterprise_linux:nscd

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

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 1/15/2026

Reference Information

CVE: CVE-2026-0915

Detections

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