Integer Overflow Vulnerability in Big Requests Extension from Red Hat
CVE-2025-49176

6.6MEDIUM

Key Information:

Vendor

Red Hat
Status
Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Vendor
CVE Published:
17 June 2025

What is CVE-2025-49176?

A vulnerability exists in the Big Requests extension that could lead to an integer overflow due to the request length being multiplied by four before it is compared to the maximum allowable size. This design flaw creates a potential avenue for attackers to bypass the intended size restrictions, which could lead to improper handling of requests and undermine system integrity.

References

https://access.redhat.com/security/cve/CVE-2025-49176
vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2369954
issue-trackingx_refsource_REDHAT

CVSS V3.1

Score:
6.6
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Red Hat would like to thank Julian Suleder and Nils Emmerich for reporting this issue.
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CVE-2025-49176 : Integer Overflow Vulnerability in Big Requests Extension from Red Hat