RockyLinux 10 : go-fdo-client (RLSA-2026:62577)

high Nessus Plugin ID 342656

Synopsis

The remote RockyLinux host is missing one or more security updates.

Description

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:62577 advisory.

* crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application (CVE-2026-33810)

* encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal (CVE-2026-33818)

* net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution (CVE-2026-56860)

* crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages (CVE-2026-56862)

Tenable has extracted the preceding description block directly from the RockyLinux 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 go-fdo-client, go-fdo-client-debuginfo and / or go-fdo-client-debugsource packages.

See Also

https://bugzilla.redhat.com/show_bug.cgi?id=2456335

https://bugzilla.redhat.com/show_bug.cgi?id=2515815

https://bugzilla.redhat.com/show_bug.cgi?id=2515820

https://bugzilla.redhat.com/show_bug.cgi?id=2515839

https://errata.rockylinux.org/RLSA-2026:62577

Plugin Details

Severity: High

ID: 342656

File Name: rocky_linux_RLSA-2026-62577.nasl

Version: 1.1

Type: Local

Published: 9/3/2026

Updated: 9/3/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.5

Percentile: 96.19

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.3

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

CVSS Score Source: CVE-2026-33810

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: cpe:/o:rocky:linux:10, p-cpe:/a:rocky:linux:go-fdo-client-debuginfo, p-cpe:/a:rocky:linux:go-fdo-client-debugsource, p-cpe:/a:rocky:linux:go-fdo-client

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 9/3/2026

Vulnerability Publication Date: 4/7/2026

Reference Information

CVE: CVE-2026-33810, CVE-2026-33818, CVE-2026-56860, CVE-2026-56862

IAVB: 2026-B-0089-S, 2026-B-0234