CVE-2026-42309

medium Red Hat
CVSS v3 Base Score
5.1
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.0%
Exploitation probability in 30 days
Top 97% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
High
Published: May 9, 2026 (62 days ago)
Last Modified: May 9, 2026
Vendor: Red Hat
Fix Available: ✓ Yes
Source: REDHAT

Description

A flaw was found in Pillow, a Python imaging library. A malicious actor could exploit this vulnerability by providing specially crafted nested lists as coordinates to image processing APIs within Pillow. This could lead to a heap buffer overflow, potentially causing a denial of service in applications using the library.

CWE

CWE-131

Affected Products

Exploit IntelligenceOpenShift LightspeedPen Drive Powered by Red Hat LightspeedRed Hat AI Inference ServerRed Hat Ansible Automation Platform 2Red Hat Enterprise Linux 7Red Hat Enterprise Linux 8Red Hat Enterprise Linux AI (RHEL AI) 3Red Hat OpenShift AI (RHOAI)Red Hat Quay 3

Fix Status

✅ Fix Available

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 github.com 🔗 github.com