// For flags

CVE-2025-32912

Libsoup: null pointer dereference in client when server omits the "nonce" parameter in an unauthorized response with digest authentication

Severity Score

6.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

A flaw was found in libsoup, where SoupAuthDigest is vulnerable to a NULL pointer dereference. The HTTP server may cause the libsoup client to crash.

Tan Wei Chong discovered that libsoup incorrectly handled memory when parsing HTTP request headers. An attacker could possibly use this issue to send a maliciously crafted HTTP request to the server, causing a denial of service. Alon Zahavi discovered that libsoup incorrectly parsed video files. An attacker could possibly use this issue to send a maliciously crafted HTTP response back to the client, causing a denial of service, or leading to undefined behavior.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2025-04-14 CVE Reserved
  • 2025-04-14 CVE Published
  • 2025-05-16 EPSS Updated
  • 2025-05-21 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-476: NULL Pointer Dereference
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Red Hat
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Enterprise Linux
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*-
Affected
Amazon
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Linux
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Affected
Canonical
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Ubuntu Linux
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Affected
Debian
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Debian Linux
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*-
Affected
Opensuse
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Leap
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*-
Affected
Redhat
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Enterprise Linux
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Affected
Suse
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Sle-module-basesystem
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Affected
Suse
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Sle Hpc-espos
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Affected
Suse
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Sle Hpc-ltss
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Affected
Suse
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Sle Hpc
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Affected
Suse
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Sled
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Affected
Suse
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Sles-ltss
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Affected
Suse
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Sles
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Affected
Suse
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Sles Sap
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Affected
Suse
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Suse-manager-proxy
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Affected
Suse
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Suse-manager-server
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Affected