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RockyLinux 9 : jackson-annotations, jackson-core, jackson-databind, jackson-jaxrs-providers, and jackson-modules-base (RLSA-2026:40895)

high Nessus Plugin ID 327627

Synopsis

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

Description

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:40895 advisory.

 * jackson-databind: Jackson-databind: Security bypass allows arbitrary code execution (CVE-2026-54513)

 * jackson-databind: jackson-databind: Arbitrary code execution via PolymorphicTypeValidator bypass (CVE-2026-54512)

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 packages.

See Also

https://bugzilla.redhat.com/show_bug.cgi?id=2492010

https://bugzilla.redhat.com/show_bug.cgi?id=2492015

https://errata.rockylinux.org/RLSA-2026:40895

Plugin Details

Severity: High

ID: 327627

File Name: rocky_linux_RLSA-2026-40895.nasl

Version: 1.1

Type: Local

Published: 7/17/2026

Updated: 7/17/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.09

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 6

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

CVSS Score Source: CVE-2026-54513

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.3

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

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

Vulnerability Information

CPE: p-cpe:/a:rocky:linux:jackson-annotations, p-cpe:/a:rocky:linux:pki-jackson-databind, p-cpe:/a:rocky:linux:pki-jackson-jaxrs-json-provider, p-cpe:/a:rocky:linux:pki-jackson-annotations, p-cpe:/a:rocky:linux:pki-jackson-jaxrs-providers, p-cpe:/a:rocky:linux:jackson-jaxrs-providers, p-cpe:/a:rocky:linux:pki-jackson-module-jaxb-annotations, p-cpe:/a:rocky:linux:pki-jackson-core, p-cpe:/a:rocky:linux:jackson-core, cpe:/o:rocky:linux:9, p-cpe:/a:rocky:linux:jackson-modules-base

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/17/2026

Vulnerability Publication Date: 6/23/2026

Reference Information

CVE: CVE-2026-54512, CVE-2026-54513