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RockyLinux 8 : python-pillow (RLSA-2026:92639)

high Nessus Plugin ID 374191

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Synopsis

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

Description

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:92639 advisory.

 * pillow: Pillow: Denial of Service via unbounded recursion in PDF parser (CVE-2026-112391)

 * pillow: pillow: Denial of service via double free during image transformation (CVE-2026-112402)

 * pillow: pillow: Denial of Service via zero-size images in rank filters (CVE-2026-112392)

 * pillow: pillow: Denial of Service via out-of-bounds memory access on zero-width images (CVE-2026-112397)

 * pillow: Pillow: Denial of Service via null pointer dereference in Image.merge() (CVE-2026-112405)

 * pillow: pillow: Denial of Service via crafted multi-frame image conversion (CVE-2026-112894)

 * pillow: pillow: Denial of service via crafted PDF during append operations (CVE-2026-112895)

 * pillow: pillow: Denial of Service via infinite loop during PDF page rewriting (CVE-2026-112406)

 * pillow: pillow: Denial of Service via duplicate page references in PDF files (CVE-2026-96640)

 * pillow: pillow: Denial of Service via unbounded memory expansion in MSP image decoder (CVE-2026-112892)

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=2555851

https://bugzilla.redhat.com/show_bug.cgi?id=2555859

https://bugzilla.redhat.com/show_bug.cgi?id=2555866

https://bugzilla.redhat.com/show_bug.cgi?id=2555868

https://bugzilla.redhat.com/show_bug.cgi?id=2555873

https://bugzilla.redhat.com/show_bug.cgi?id=2555875

https://bugzilla.redhat.com/show_bug.cgi?id=2555879

https://bugzilla.redhat.com/show_bug.cgi?id=2556322

https://bugzilla.redhat.com/show_bug.cgi?id=2558576

https://bugzilla.redhat.com/show_bug.cgi?id=2559393

https://errata.rockylinux.org/RLSA-2026:92639

Plugin Details

Severity: High

ID: 374191

File Name: rocky_linux_RLSA-2026-92639.nasl

Version: 1.1

Type: Local

Published: 10/30/2026

Updated: 10/30/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.74

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2026-96640

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 7.7

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2026-112895

Vulnerability Information

CPE: cpe:/o:rocky:linux:8, p-cpe:/a:rocky:linux:python-pillow-debuginfo, p-cpe:/a:rocky:linux:python-pillow-debugsource, p-cpe:/a:rocky:linux:python3-pillow-debuginfo, p-cpe:/a:rocky:linux:python3-pillow-devel, p-cpe:/a:rocky:linux:python3-pillow-doc, p-cpe:/a:rocky:linux:python3-pillow-tk-debuginfo, p-cpe:/a:rocky:linux:python3-pillow-tk, p-cpe:/a:rocky:linux:python3-pillow

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/30/2026

Vulnerability Publication Date: 10/19/2026

Reference Information

CVE: CVE-2026-112391, CVE-2026-112392, CVE-2026-112397, CVE-2026-112402, CVE-2026-112405, CVE-2026-112406, CVE-2026-112892, CVE-2026-112894, CVE-2026-112895, CVE-2026-96640