CVE-2026-104043

Published: Oct 6, 2026Modified: Oct 6, 2026

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: secalert@redhat.com (Secondary)

Description

A flaw was found in SSSD. A local attacker with access to the Name Service Switch (NSS) responder UNIX socket can trigger an integer underflow by sending a specially crafted request with an undersized packet header. This issue causes an out-of-bounds memory read during packet parsing, crashing the responder process and resulting in a Denial of Service (DoS).

Related CWEs

CWE-125

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (2)

https://access.redhat.com/security/cve/CVE-2026-104043

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=2478852

Source: secalert@redhat.com

Timeline

No history available yet.