Detections
Analytics
Linux Distros Unpatched Vulnerability : CVE-2026-23868
high Nessus Plugin ID 301790
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.- Giflib contains a double-free vulnerability that is the result of a shallow copy in GifMakeSavedImage and incorrect error handling. The conditions needed to trigger this vulnerability are difficult but may be possible. (CVE-2026-23868)
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
Plugin Details
Severity: High
ID: 301790
File Name: unpatched_CVE_2026_23868.nasl
Version: 1.1
Type: local
Agent: unix
Family: Misc.
Published: 3/11/2026
Updated: 3/11/2026
Supported Sensors: Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
CVSS v2
Risk Factor: High
Base Score: 7.5
Temporal Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2026-23868
CVSS v3
Risk Factor: High
Base Score: 8.4
Temporal Score: 7.7
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:U/RL:U/RC:C
Vulnerability Information
CPE: cpe:/o:centos:centos:7, p-cpe:/a:centos:centos:giflib-devel, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:giflib-utils, p-cpe:/a:centos:centos:giflib-utils, cpe:/o:centos:centos:8, p-cpe:/a:redhat:enterprise_linux:giflib-devel, cpe:/o:redhat:enterprise_linux:10, p-cpe:/a:centos:centos:giflib, p-cpe:/a:redhat:enterprise_linux:giflib, cpe:/o:redhat:enterprise_linux:8
Required KB Items: Host/cpu, Host/local_checks_enabled, global_settings/vendor_unpatched, Host/OS/identifier
Exploit Ease: No known exploits are available
Vulnerability Publication Date: 3/10/2026
Reference Information
CVE: CVE-2026-23868