CVE-2026-102558

Published Sep 29, 2026

Last updated 20 hours ago

Overview

Description
A flaw was found in libsoup. When max-incoming-payload-size is unlimited (0), SoupWebsocketConnection could grow its incoming GByteArray based on an attacker-controlled frame length until the length wrapped, causing a heap buffer overflow while reading frame data.
Source
secalert@redhat.com
NVD status
Modified
Products
libsoup, enterprise_linux

Risk scores

CVSS 3.1

Type
Secondary
Base score
8.6
Impact score
4.7
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Severity
HIGH

Weaknesses

secalert@redhat.com
CWE-125

Social media

Hype score
Not currently trending

Configurations