GNOME libsoup up to 3.6.0 soup_header_parse_param_list_strict buffer overflow

Summaryinfo

A vulnerability identified as critical has been detected in GNOME libsoup up to 3.6.0. Impacted is the function soup_header_parse_param_list_strict. This manipulation causes buffer overflow. This vulnerability is registered as CVE-2024-52531. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in GNOME libsoup up to 3.6.0. Affected by this vulnerability is the function soup_header_parse_param_list_strict. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

GNOME libsoup before 3.6.1 allows a buffer overflow in applications that perform conversion to UTF-8 in soup_header_parse_param_list_strict. Input received over the network cannot trigger this.

It is possible to read the advisory at gitlab.gnome.org. This vulnerability is known as CVE-2024-52531 since 11/11/2024. The exploitation appears to be easy. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 211702 (CBL Mariner 2.0 Security Update: libsoup (CVE-2024-52531)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 3.6.1 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at gitlab.gnome.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (211702), EUVD (EUVD-2024-45941) and CERT Bund (WID-SEC-2024-3436). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

• Debian Linux
• Amazon Linux 2
• Red Hat Enterprise Linux
• Fedora Linux
• Ubuntu Linux
• SUSE Linux
• Xerox FreeFlow Print Server
• Oracle Linux
• IBM Power Hardware Management Console
• SUSE openSUSE
• NetApp ActiveIQ Unified Manager
• IBM App Connect Enterprise
• Open Source GNOME
• Dell Avamar
• Red Hat OpenShift
• IBM Sterling Connect:Direct

Productinfo

Vendor

• GNOME

Name

• libsoup

Version

• 3.0
• 3.1
• 3.2
• 3.3
• 3.4
• 3.5
• 3.6.0

License

• open-source

Website

• Vendor: https://www.gnome.org/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion