Linux Distros Unpatched Vulnerability : CVE-2026-1489

medium Nessus Plugin ID 296897

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.

- A flaw was found in GLib. An integer overflow vulnerability in its Unicode case conversion implementation can lead to memory corruption. By processing specially crafted and extremely large Unicode strings, an attacker could trigger an undersized memory allocation, resulting in out-of-bounds writes. This could cause applications utilizing GLib for string conversion to crash or become unstable. (CVE-2026-1489)

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://access.redhat.com/security/cve/cve-2026-1489

https://security-tracker.debian.org/tracker/CVE-2026-1489

https://ubuntu.com/security/CVE-2026-1489

Plugin Details

Severity: Medium

ID: 296897

File Name: unpatched_CVE_2026_1489.nasl

Version: 1.9

Type: local

Agent: unix

Family: Misc.

Published: 1/27/2026

Updated: 2/9/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3.3

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.4

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

CVSS Score Source: CVE-2026-1489

CVSS v3

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 5

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:11.0, p-cpe:/a:redhat:enterprise_linux:papers-libs, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:centos:centos:glib2-doc, p-cpe:/a:redhat:enterprise_linux:papers-previewer, p-cpe:/a:centos:centos:mingw64-glib2-static, p-cpe:/a:redhat:enterprise_linux:rpm-ostree, p-cpe:/a:redhat:enterprise_linux:papers, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:centos:centos:rpm-ostree, p-cpe:/a:debian:debian_linux:glib2.0, p-cpe:/a:redhat:enterprise_linux:librsvg2-devel, p-cpe:/a:redhat:enterprise_linux:glib2-tests, p-cpe:/a:redhat:enterprise_linux:glib2-devel, p-cpe:/a:redhat:enterprise_linux:papers-nautilus, p-cpe:/a:redhat:enterprise_linux:rpm-ostree-libs, p-cpe:/a:redhat:enterprise_linux:system-reinstall-bootc, p-cpe:/a:centos:centos:librsvg2, p-cpe:/a:centos:centos:glib2, cpe:/o:debian:debian_linux:12.0, p-cpe:/a:redhat:enterprise_linux:mingw32-glib2-static, p-cpe:/a:centos:centos:glib2-tests, p-cpe:/a:redhat:enterprise_linux:bootc, cpe:/o:redhat:enterprise_linux:9, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:redhat:enterprise_linux:papers-devel, p-cpe:/a:redhat:enterprise_linux:glycin-loaders, p-cpe:/a:centos:centos:glib2-static, p-cpe:/a:redhat:enterprise_linux:mingw64-glib2, p-cpe:/a:centos:centos:mingw32-glib2, cpe:/o:centos:centos:8, p-cpe:/a:redhat:enterprise_linux:glib2-doc, p-cpe:/a:redhat:enterprise_linux:glib2-fam, p-cpe:/a:centos:centos:papers-nautilus, p-cpe:/a:centos:centos:bootc, p-cpe:/a:centos:centos:papers-previewer, p-cpe:/a:redhat:enterprise_linux:mingw32-glib2, cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:enterprise_linux:10, cpe:/o:debian:debian_linux:13.0, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:centos:centos:papers, p-cpe:/a:centos:centos:papers-devel, p-cpe:/a:redhat:enterprise_linux:glib2, p-cpe:/a:redhat:enterprise_linux:librsvg2, p-cpe:/a:centos:centos:mingw64-glib2, p-cpe:/a:redhat:enterprise_linux:loupe, p-cpe:/a:redhat:enterprise_linux:mingw-glib2, p-cpe:/a:canonical:ubuntu_linux:glib2.0, p-cpe:/a:centos:centos:librsvg2-devel, cpe:/o:centos:centos:7, p-cpe:/a:centos:centos:mingw32-glib2-static, p-cpe:/a:centos:centos:system-reinstall-bootc, p-cpe:/a:centos:centos:rpm-ostree-libs, p-cpe:/a:redhat:enterprise_linux:librsvg2-tools, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:centos:centos:glycin-loaders, p-cpe:/a:centos:centos:glib2-fam, p-cpe:/a:centos:centos:librsvg2-tools, p-cpe:/a:centos:centos:loupe, p-cpe:/a:redhat:enterprise_linux:glib2-static, p-cpe:/a:centos:centos:papers-thumbnailer, p-cpe:/a:centos:centos:mingw-glib2, p-cpe:/a:redhat:enterprise_linux:papers-thumbnailer, p-cpe:/a:centos:centos:glib2-devel, p-cpe:/a:centos:centos:papers-libs, p-cpe:/a:redhat:enterprise_linux:mingw64-glib2-static

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

Exploit Ease: No known exploits are available

Reference Information

CVE: CVE-2026-1489