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Rocky Linux 10.2 [CIQ] Security Update: libblkid / libblkid-debuginfo / libblkid-devel / libfdisk / etc Multiple Vulnerabilities (crlsa-2026_93461)
high Nessus Plugin ID 375819
Synopsis
The Rocky Linux host is missing one or more security updates.Description
The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2026_93461 advisory.* util-linux: TOCTOU in the mount program when setting up loop devices (CVE-2026-27456)
* util-linux: util-linux: heap use-after-free in libblkid nested partition probing (CVE-2026-13595)
* util-linux: TOCTOU in the mount program via ancestor directory swap on target path (CVE-2026-53613)
* util-linux: util-linux: TOCTOU in the mount program when applying post-mount ownership/mode changes (CVE-2026-53612)
* util-linux: util-linux: SUID mount(8) allows nosuid/noexec bypass via LIBMOUNT_FORCE_MOUNT2 (CVE-2026-53614)
* util-linux: util-linux: failed external mount helper still runs privileged X-mount post-hooks (CVE-2026-76642)
* util-linux: util-linux: nsenter --join-cgroup leaks root cgroup migration authority (CVE-2026-78408)
* util-linux: util-linux: restricted bind mounts do not pin the source, allowing X-mount.owner/group/mode redirection (CVE-2026-78410)
* util-linux: util-linux: Partition metadata compromise via integer overflow in DOS partition parser (CVE-2026-53615)
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_93461.See Also
https://access.redhat.com/errata/RHSA-2026:93461
https://bugzilla.redhat.com/show_bug.cgi?id=2454956
https://bugzilla.redhat.com/show_bug.cgi?id=2494101
https://bugzilla.redhat.com/show_bug.cgi?id=2519646
https://bugzilla.redhat.com/show_bug.cgi?id=2519647
https://bugzilla.redhat.com/show_bug.cgi?id=2519648
https://bugzilla.redhat.com/show_bug.cgi?id=2521999
https://bugzilla.redhat.com/show_bug.cgi?id=2522497
https://bugzilla.redhat.com/show_bug.cgi?id=2522684
https://bugzilla.redhat.com/show_bug.cgi?id=2552551
https://errata.build.resf.org/RLSA-2026:93461
Plugin Details
Severity: High
ID: 375819
File Name: ciq_rocky_linux_10_2_crlsa-2026_93461.nasl
Version: 1.1
Type: Local
Published: 11/4/2026
Updated: 11/4/2026
Supported Sensors: Nessus Agent, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.9
Percentile: 96.52
Vendor
Vendor Severity: Unknown
CVSS v2
Risk Factor: Medium
Base Score: 4.5
Temporal Score: 3.5
Vector: CVSS2#AV:L/AC:H/Au:S/C:P/I:N/A:C
CVSS Score Source: CVE-2026-13595
CVSS v3
Risk Factor: Medium
Base Score: 5.3
Temporal Score: 4.8
Vector: CVSS:3.0/AV:L/AC:H/PR:L/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: 8.5
Threat Score: 7.1
Threat Vector: CVSS:4.0/E:P
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score Source: CVE-2026-76642
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: 11/3/2026
Vulnerability Publication Date: 4/1/2026
Reference Information
CVE: CVE-2026-13595, CVE-2026-27456, CVE-2026-53612, CVE-2026-53613, CVE-2026-53614, CVE-2026-53615, CVE-2026-76642, CVE-2026-78408, CVE-2026-78410