CVE-2021-26675

HIGH

Intel Connman < 1.39 - Out-of-Bounds Write

Title source: rule

Description

A stack-based buffer overflow in dnsproxy in ConnMan before 1.39 could be used by network adjacent attackers to execute code.

References (8)

[Issue Tracking, Third Party Advisory] https://bugzilla.suse.com/show_bug.cgi?id=1181751

[Patch, Third Party Advisory] https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=e4079a20f617a4b076af503f6e4e8b0304c9f2cb

[Release Notes, Third Party Advisory] https://git.kernel.org/pub/scm/network/connman/connman.git/tree/ChangeLog

[Technical Description, Third Party Advisory] https://kunnamon.io/tbone/

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2021/02/msg00013.html

[Third Party Advisory] https://security.gentoo.org/glsa/202107-29

[Third Party Advisory] https://www.debian.org/security/2021/dsa-4847

[Mailing List, Third Party Advisory] https://www.openwall.com/lists/oss-security/2021/02/08/2

Scores

CVSS v3 8.8

EPSS 0.0019

EPSS Percentile 40.2%

Attack Vector ADJACENT_NETWORK

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

Classification

CWE

CWE-787

Status published

Affected Products (4)

intel/connman < 1.39

debian/debian_linux

debian/debian_linux

opensuse/leap

Timeline

Published Feb 09, 2021

Tracked Since Feb 18, 2026