Vulnerability Description
A flaw was found in libsoup. It is vulnerable to memory leaks in the soup_header_parse_quality_list() function when parsing a quality list that contains elements with all zeroes.
CVSS Score
6.5
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2025:4439
- https://access.redhat.com/errata/RHSA-2025:4440
- https://access.redhat.com/errata/RHSA-2025:4508
- https://access.redhat.com/errata/RHSA-2025:4538
- https://access.redhat.com/errata/RHSA-2025:4560
- https://access.redhat.com/errata/RHSA-2025:4568
- https://access.redhat.com/errata/RHSA-2025:4609
- https://access.redhat.com/errata/RHSA-2025:4624
- https://access.redhat.com/errata/RHSA-2025:7436
- https://access.redhat.com/security/cve/CVE-2025-46420
- https://bugzilla.redhat.com/show_bug.cgi?id=2361963
- https://gitlab.gnome.org/GNOME/libsoup/-/issues/438
FAQ
What is CVE-2025-46420?
CVE-2025-46420 is a vulnerability with a CVSS score of 6.5 (MEDIUM). A flaw was found in libsoup. It is vulnerable to memory leaks in the soup_header_parse_quality_list() function when parsing a quality list that contains elements with all zeroes.
How severe is CVE-2025-46420?
CVE-2025-46420 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-46420?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.