CVE-2025-11021 - CVE House
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Status published High CVE-2025-11021

Libsoup: out-of-bounds read in cookie date handling of libsoup http library

Vulnerability Description

A flaw was found in the cookie date handling logic of the libsoup HTTP library, widely used by GNOME and other applications for web communication. When processing cookies with specially crafted expiration dates, the library may perform an out-of-bounds memory read. This flaw could result in unintended disclosure of memory contents, potentially exposing sensitive information from the process using libsoup.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7 Extended Lifecycle Support, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On, Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Telecommunications Update Service, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions, Red Hat Enterprise Linux 9, Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions, Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions, Red Hat Enterprise Linux 9.4 Extended Update Support, Red Hat Enterprise Linux 6
Vulnerable Versions:
0, 0:3.6.5-3.el10_0.7, 0:3.6.5-3.el10_1.6, 0:2.62.2-9.el7_9, 0:2.62.3-10.el8_10, 0:2.62.3-1.el8_2.6, 0:2.62.3-2.el8_4.6, 0:2.62.3-2.el8_6.6, 0:2.62.3-3.el8_8.6, 0:2.72.0-10.el9_6.3, 0:2.72.0-12.el9_7.1, 0:2.72.0-8.el9_0.6, 0:2.72.0-8.el9_2.6, 0:2.72.0-8.el9_4.6

Timeline

Official Publish: September 26th, 2025
Last Modified: June 29th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weaknesses (CWE)