CVE-2026-0719: Libsoup: signed to unsigned conversion error leading to stack-based buffer overflow in libsoup ntlm authentication

Overview

Severity
High (CVSS 7.5)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploit Status
Not Exploited
Patch Tuesday
2026-Jan
Released
2026-01-11
Last Updated
2026-01-13
EPSS Score
0.05% (percentile: 15.9%)

Affected Products (1)

Open Source Software

  • azl3 libsoup 3.4.4-11 on Azure Linux 3.0

Revision History

  • 2026-01-11: Information published.
  • 2026-01-12: Information published.
  • 2026-01-13: Information published.