CVE-2026-58095

Published: Aug 26, 2026Modified: Sep 10, 2026

8.8

Vector

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

Exploitability: 2.8 / Impact: 5.9

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

mp_Enddisc() used incorrect length calculations when formatting endpoint discriminator addresses for display, allowing a received endpoint option to overflow a global result buffer. A malicious PPP peer can crash ppp(8) or potentially execute arbitrary code as root.

Affected (22)

Products: Freebsd: Freebsd

Freebsd

1 product

Freebsd

Configuration A

22 vulnerable

Vulnerable Software	Affected Versions
Freebsd Freebsd	Version 14.4 p1
Freebsd Freebsd	Version 14.4 p2
Freebsd Freebsd	Version 14.4 p3
Freebsd Freebsd	Version 14.4 p4
Freebsd Freebsd	Version 14.4 p5
Freebsd Freebsd	Version 14.4 p6
Freebsd Freebsd	Version 14.4 p7
Freebsd Freebsd	Version 14.4 p8
Freebsd Freebsd	Version 15.0 p10
Freebsd Freebsd	Version 15.0 p11
Freebsd Freebsd	Version 15.0 p12
Freebsd Freebsd	Version 15.0 p1
Freebsd Freebsd	Version 15.0 p2
Freebsd Freebsd	Version 15.0 p3
Freebsd Freebsd	Version 15.0 p4
Freebsd Freebsd	Version 15.0 p5
Freebsd Freebsd	Version 15.0 p6
Freebsd Freebsd	Version 15.0 p7
Freebsd Freebsd	Version 15.0 p8
Freebsd Freebsd	Version 15.0 p9
Freebsd Freebsd	Version 15.1 p1
Freebsd Freebsd	Version 15.1 p2

Related CWEs

CWE-122

Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

References (1)

https://security.freebsd.org/advisories/FreeBSD-SA-26:60.ppp.asc

Source: secteam@freebsd.org

Vendor Advisory

Timeline

No history available yet.