CVE Database›CVE-2026-2369

CVE-2026-2369

libsoup: libsoup: Buffer overread due to integer underflow when handling zero-length resources

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Severity

Moderate

Red Hat Product Security

6.5

CVSS 3.1

Review impact separately from score.

Published · February 11, 2026

Updated · June 28, 2026

Description

A flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. This can allow an attacker to potentially access sensitive information or cause an application level denial of service.

Statement

This MODERATE impact flaw in libsoup arises from an integer underflow when processing content with zero-length resources, leading to a buffer overread. This vulnerability could allow an attacker to potentially access sensitive information or cause an application-level denial of service. Red Hat Enterprise Linux and Fedora systems utilizing libsoup are affected when applications process such malformed content.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

CWE-191 · Integer Underflow (Wrap or Wraparound)