RHEL 10 : tesseract (RHSA-2026:95085)

high Nessus Plugin ID 375832

Synopsis

The remote Red Hat host is missing one or more security updates for tesseract.

Description

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:95085 advisory.

A commercial quality OCR engine originally developed at HP between 1985 and 1995. In 1995, this engine was among the top 3 evaluated by UNLV. It was open-sourced by HP and UNLV in 2005.

Security Fix(es):

* tesseract: Tesseract: Heap out-of-bounds write/read leading to information disclosure via crafted data (CVE-2026-88048)

* tesseract: Tesseract: Stack buffer overflow via crafted .traineddata file (CVE-2026-88047)

* tesseract: Tesseract: Heap out-of-bounds write allows arbitrary code execution or denial of service (CVE-2026-88049)

* tesseract: Tesseract: Heap out-of-bounds write via crafted .traineddata model (CVE-2026-88051)

* tesseract: Tesseract: Heap out-of-bounds write leads to heap corruption via crafted data file (CVE-2026-88053)

* tesseract: Tesseract: Heap out-of-bounds write can lead to arbitrary code execution (CVE-2026-88052)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux 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 RHEL tesseract package based on the guidance in RHSA-2026:95085.

See Also

https://access.redhat.com/errata/RHSA-2026:95085

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=2531546

https://bugzilla.redhat.com/show_bug.cgi?id=2531550

https://bugzilla.redhat.com/show_bug.cgi?id=2531554

https://bugzilla.redhat.com/show_bug.cgi?id=2531566

https://bugzilla.redhat.com/show_bug.cgi?id=2531573

https://bugzilla.redhat.com/show_bug.cgi?id=2531579

http://www.nessus.org/u?9a21d221

Plugin Details

Severity: High

ID: 375832

File Name: redhat-RHSA-2026-95085.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 11/4/2026

Updated: 11/4/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.9

Percentile: 96.58

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2026-88053

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:10.2, p-cpe:/a:redhat:enterprise_linux:tesseract-devel, p-cpe:/a:redhat:enterprise_linux:tesseract

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/4/2026

Vulnerability Publication Date: 9/10/2026

Reference Information

CVE: CVE-2026-88047, CVE-2026-88048, CVE-2026-88049, CVE-2026-88051, CVE-2026-88052, CVE-2026-88053

CWE: 120, 787

RHSA: 2026:95085