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Rocky Linux 9 [CIQ] Security Update: vim-X11 / vim-X11-debuginfo / vim-common / vim-common-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_66366)

high Nessus Plugin ID 354878

Synopsis

The Rocky Linux host is missing one or more security updates.

Description

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2026_66366 advisory.

 * vim: Vim: Information disclosure and denial of service via crafted Unicode characters in terminal emulator (CVE-2026-28420)

 * vim: Vim: Denial of Service via out-of-bounds write in terminal handling (CVE-2026-52859)

 * vim: Vim: Denial of Service via crafted spell file (CVE-2026-55892)

 * vim: Vim: Denial of Service via out-of-bounds write in spell sound-folding (CVE-2026-59857)

 * vim: Vim: Arbitrary command execution via crafted vimball (CVE-2026-73076)

 * vim: Vim: Heap buffer overflow allows arbitrary code execution (CVE-2026-73072)

 * vim: Vim: Arbitrary Code Execution via Crafted Netrw Menu Entries (CVE-2026-73078)

 * vim: Vim: Arbitrary Code Execution via Insecure Shell Command Handling (CVE-2026-73077)

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

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

Solution

Update the affected packages based on the guidance in CIQ advisory crlsa-2026_66366.

See Also

https://access.redhat.com/errata/RHSA-2026:66366

https://bugzilla.redhat.com/show_bug.cgi?id=2443484

https://bugzilla.redhat.com/show_bug.cgi?id=2487989

https://bugzilla.redhat.com/show_bug.cgi?id=2492975

https://bugzilla.redhat.com/show_bug.cgi?id=2498863

https://bugzilla.redhat.com/show_bug.cgi?id=2514034

https://bugzilla.redhat.com/show_bug.cgi?id=2514037

https://bugzilla.redhat.com/show_bug.cgi?id=2514058

https://bugzilla.redhat.com/show_bug.cgi?id=2514065

https://errata.build.resf.org/RLSA-2026:66366

http://www.nessus.org/u?3994958d

http://www.nessus.org/u?7fe573b0

Plugin Details

Severity: High

ID: 354878

File Name: ciq_rocky_linux_9_crlsa-2026_66366.nasl

Version: 1.1

Type: Local

Published: 10/1/2026

Updated: 10/1/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.6

Percentile: 98.37

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.7

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

CVSS Score Source: CVE-2026-52859

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.4

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

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

CVSS v4

Risk Factor: High

Base Score: 8.6

Threat Score: 7.3

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2026-73078

Vulnerability Information

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list, Host/OS/extended-third-party

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/11/2026

Vulnerability Publication Date: 2/27/2026

Reference Information

CVE: CVE-2026-28420, CVE-2026-52859, CVE-2026-55892, CVE-2026-59857, CVE-2026-73072, CVE-2026-73076, CVE-2026-73077, CVE-2026-73078