CVE-2025-46420
Medium
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.
SeverityMedium
CVSS6.5
Exploit probability—
ProductLibsoup
PublishedApr 24, 2025
First seenApr 24, 2025
Weakness typeCWE-401CWE-401
How to fix
Update
- libsoup3.6.3 or later
Vendor advisories
- access.redhat.com/errata/RHSA-2025:4439
- access.redhat.com/errata/RHSA-2025:4440
- access.redhat.com/errata/RHSA-2025:4508
- access.redhat.com/errata/RHSA-2025:4538
- access.redhat.com/errata/RHSA-2025:4560
- access.redhat.com/errata/RHSA-2025:4568
- access.redhat.com/errata/RHSA-2025:4609
- access.redhat.com/errata/RHSA-2025:4624
- access.redhat.com/errata/RHSA-2025:7436
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libsoup | v < 3.6.3 | 3.6.3 |
| enterprise_linux 8 | No range specified | — |
| rhel_aus 8.2 | No range specified | — |
| rhel_aus 8.4 | No range specified | — |
| rhel_aus 8.6 | No range specified | — |
| rhel_eus 8.8 | No range specified | — |
| enterprise_linux 9 | No range specified | — |
| rhel_e4s 9.0 | No range specified | — |
| rhel_eus 9.2 | No range specified | — |
| rhel_eus 9.4 | No range specified | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.