A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an integer overflow and bypassing the size check.
History

Wed, 18 Jun 2025 18:30:00 +0000

Type Values Removed Values Added
References

Wed, 18 Jun 2025 15:00:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Important


Tue, 17 Jun 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 17 Jun 2025 15:00:00 +0000

Type Values Removed Values Added
Description A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an integer overflow and bypassing the size check.
Title Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: integer overflow in big requests extension
First Time appeared Redhat
Redhat enterprise Linux
Weaknesses CWE-190
CPEs cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:6
cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux
References
Metrics cvssV3_1

{'score': 6.6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2025-06-17T14:49:49.143Z

Updated: 2025-06-18T18:03:59.081Z

Reserved: 2025-06-03T05:38:02.947Z

Link: CVE-2025-49176

cve-icon Vulnrichment

Updated: 2025-06-18T18:03:59.081Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-06-17T15:15:45.470

Modified: 2025-06-18T18:15:25.297

Link: CVE-2025-49176

cve-icon Redhat

Severity : Important

Publid Date: 2025-06-17T00:00:00Z

Links: CVE-2025-49176 - Bugzilla