High severity7.5NVD Advisory· Published Sep 26, 2025· Updated Apr 15, 2026
CVE-2025-11021
CVE-2025-11021
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.
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
16- access.redhat.com/errata/RHSA-2025:18183nvd
- access.redhat.com/errata/RHSA-2025:19713nvd
- access.redhat.com/errata/RHSA-2025:19714nvd
- access.redhat.com/errata/RHSA-2025:20959nvd
- access.redhat.com/errata/RHSA-2025:21032nvd
- access.redhat.com/errata/RHSA-2025:21655nvd
- access.redhat.com/errata/RHSA-2025:21656nvd
- access.redhat.com/errata/RHSA-2025:21657nvd
- access.redhat.com/errata/RHSA-2025:21664nvd
- access.redhat.com/errata/RHSA-2025:21665nvd
- access.redhat.com/errata/RHSA-2025:21666nvd
- access.redhat.com/errata/RHSA-2025:21772nvd
- access.redhat.com/errata/RHSA-2025:22013nvd
- access.redhat.com/security/cve/CVE-2025-11021nvd
- bugzilla.redhat.com/show_bug.cginvd
- gitlab.gnome.org/GNOME/libsoup/-/issues/459nvd
News mentions
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