CVE-2026-20911

high Red Hat
CVSS v3 Base Score
7.5
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Characteristics
Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Published: April 7, 2026 (37 days ago)
Last Modified: April 7, 2026
Vendor: Red Hat
Source: REDHAT

Description

A flaw was found in LibRaw. A remote attacker can exploit a heap-based buffer overflow vulnerability in the HuffTable::initval functionality by providing a specially crafted malicious file. This can lead to arbitrary code execution or a denial of service (DoS) on the affected system.

CWE

CWE-120

Affected Products

Red Hat Enterprise Linux 6Red Hat Enterprise Linux 7Red Hat Enterprise Linux 8Red Hat Enterprise Linux 9

References

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