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Rocky Linux 10.2 [CIQ] Security Update: curl / curl-debuginfo / curl-debugsource / libcurl / etc Multiple Vulnerabilities (crlsa-2026_80512)

medium Nessus Plugin ID 366072

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_80512 advisory.

 * curl: curl: Proxy credential disclosure via redirects to unauthenticated proxies (CVE-2026-6253)

 * curl: libcurl: Authentication bypass due to incorrect HTTP Negotiate connection reuse (CVE-2026-5545)

 * curl: libcurl: Credential leak via reused proxy connection during HTTP redirects (CVE-2026-6429)

 * curl: libcurl: Information disclosure via incorrect Proxy-Authorization header reuse (CVE-2026-7168)

 * libcurl: libcurl: Use-after-free vulnerability leading to Denial of Service (CVE-2026-10536)

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_80512.

See Also

https://access.redhat.com/errata/RHSA-2026:80512

https://bugzilla.redhat.com/show_bug.cgi?id=2461202

https://bugzilla.redhat.com/show_bug.cgi?id=2461204

https://bugzilla.redhat.com/show_bug.cgi?id=2461205

https://bugzilla.redhat.com/show_bug.cgi?id=2476979

https://bugzilla.redhat.com/show_bug.cgi?id=2496766

https://errata.build.resf.org/RLSA-2026:80512

http://www.nessus.org/u?639a7d1b

http://www.nessus.org/u?be693d11

Plugin Details

Severity: Medium

ID: 366072

File Name: ciq_rocky_linux_10_2_crlsa-2026_80512.nasl

Version: 1.1

Type: Local

Published: 10/15/2026

Updated: 10/15/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 94.14

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.8

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

CVSS Score Source: CVE-2026-5545

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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

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

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: 10/15/2026

Vulnerability Publication Date: 4/30/2026

Reference Information

CVE: CVE-2026-10536, CVE-2026-5545, CVE-2026-6253, CVE-2026-6429, CVE-2026-7168