PT-2022-21189 · Freebsd · Freebsd

Published 2022-09-06 · Updated 2024-08-03 · CVE-2022-32264

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions FreeBSD versions prior to 7.0

Description The issue is related to a denial-of-service (DoS) vulnerability due to improper handling of TSopt on TCP connections in the sys/netinet/tcp timer.h file. This vulnerability only affects products that are no longer supported by the maintainer.

Recommendations For versions prior to 7.0, consider upgrading to a supported version of FreeBSD to mitigate the risk of exploitation. As a temporary workaround, consider restricting access to TCP connections to minimize the risk of a denial-of-service attack.

Fix

Improper Handling of Exceptional Conditions

Weakness Enumeration

CWE-755

Related Identifiers

CVE-2022-32264

Affected Products

Freebsd

References · 5

• https://osv.dev/vulnerability/CVE-2022-32264 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-32264 · Security Note
• https://cgit.freebsd.org/src/commit/?id=4dc630cdd2f7a790604d2724ecb19c6aa95130a7 · Vendor Advisory
• http://jvn.jp/en/jp/JVN20930118 · Note
• https://t.me/cvenotify/88738 · Telegram Post