PT-2022-14159 · Tcp · Tcp

Ceolin · Published 2022-08-31 · Updated 2022-09-07 · CVE-2022-1841

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L

Name of the Vulnerable Software and Affected Versions No specific software or version is mentioned.

Description The issue occurs in the tcp flags function within the subsys/net/ip/tcp.c file. When the incoming parameter flags is set to ECN or CWR, it causes an out-of-bounds write of a byte with the value zero to the buf.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2022-1841

GHSA-5C3J-P8CR-2PGH

Affected Products

Tcp

References · 3

• http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5c3j-p8cr-2pgh · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-1841 · Security Note
• https://osv.dev/vulnerability/CVE-2022-1841 · Vendor Advisory