Vulnerability details
CVE-2025-32049
Libsoup: denial of service attack to websocket server
CVSS 3.1
7.5High
Official description
A flaw was found in libsoup. The SoupWebsocketConnection may accept a large WebSocket message, which may cause libsoup to allocate memory and lead to a denial of service (DoS).
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.5High | 3.1 | CVEProject cvelistV5 (CNA) (redhat) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| No product information recorded. | |||
References and advisories
15- https://access.redhat.com/errata/RHSA-2025:21657 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2025:8126 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2025:8128 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2025:8132 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2025:8139 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2025:8140 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2025:8252 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2025:8480 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2025:8481 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2025:8482 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2025:8663 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2025-32049 vdb-entryx_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=2357066 issue-trackingx_refsource_REDHAT
- https://gitlab.gnome.org/GNOME/libsoup/-/issues/390
- https://gitlab.gnome.org/GNOME/libsoup/-/merge_requests/408
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Details
- Published
- 2025-04-03
- Last updated
- 2026-11-05
- State
- Published
- Assigner (CNA)
- redhat
Exploit prediction (EPSS)
1.07%
Probability of exploitation in 30 days
65%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-770Allocation of Resources Without Limits or Throttling