GNOME libsoup sniff_unknown heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in GNOME libsoup. It has been rated as critical. The affected element is the function sniff_unknown. Performing a manipulation results in heap-based overflow. This vulnerability is reported as CVE-2025-32052. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in GNOME libsoup (version unknown). This affects the function sniff_unknown. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A flaw was found in libsoup. A vulnerability in the sniff_unknown() function may lead to heap buffer over-read.

The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2025-32052 since 04/03/2025. The exploitability is told to be easy. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/04/2026).

The vulnerability scanner Nessus provides a plugin with the ID 234139 (Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 : libsoup vulnerabilities (USN-7432-1)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (234139), EUVD (EUVD-2025-9631) and CERT Bund (WID-SEC-2025-0935). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Fedora Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • IGEL OS
  • IBM Power Hardware Management Console
  • SUSE openSUSE
  • Xerox FreeFlow Print Server

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 234139
Nessus Name: Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 : libsoup vulnerabilities (USN-7432-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/03/2025 🔍
04/03/2025 +0 days 🔍
04/03/2025 +0 days 🔍
01/04/2026 +276 days 🔍

Sourcesinfo

Vendor: gnome.org

Advisory: bugzilla.redhat.com
Status: Not defined

CVE: CVE-2025-32052 (🔍)
GCVE (CVE): GCVE-0-2025-32052
GCVE (VulDB): GCVE-100-303177
EUVD: 🔍
CERT Bund: WID-SEC-2025-0935 - Red Hat Enterprise Linux (libsoup): Mehrere Schwachstellen

Entryinfo

Created: 04/03/2025 15:41
Updated: 01/04/2026 19:51
Changes: 04/03/2025 15:41 (50), 04/11/2025 16:11 (2), 05/05/2025 05:49 (13), 05/21/2025 19:38 (1), 01/04/2026 19:51 (7)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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