An issue was discovered in the DNS proxy in Connman through 1.40. The TCP server reply implementation lacks a check for the presence of sufficient Header Data, leading to an out-of-bounds read.
https://git.kernel.org/pub/scm/network/connman/connman.git/log/
https://www.openwall.com/lists/oss-security/2022/01/25/1
https://lists.debian.org/debian-lts-announce/2022/02/msg00009.html
Source: MITRE
Published: 2022-01-28
Updated: 2022-09-29
Type: CWE-125
Base Score: 6.4
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P
Impact Score: 4.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 9.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Impact Score: 5.2
Exploitability Score: 3.9
Severity: CRITICAL