PT-2024-14626 · Openbsd · Openbsd

Johan Huldtgren · CVE-2023-52556 · Published 2024-03-01 · Updated 2025-10-10

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions OpenBSD version 7.4 before errata 009

Description A race condition exists between pf(4)'s processing of packets and expiration of packet states, which may cause a kernel panic.

Recommendations For OpenBSD version 7.4 before errata 009, apply errata 009 to resolve the issue.

Fix

Time Of Check To Time Of Use

Weakness Enumeration

CWE-367

Related Identifiers

CVE-2023-52556

Affected Products

Openbsd

References · 6

• https://github.com/openbsd/src/commit/9d9f4dc6c833cb79d13f836581e3a781d06842e7 · Patch
• https://osv.dev/vulnerability/CVE-2023-52556 · Vendor Advisory
• https://ftp.openbsd.org/pub/OpenBSD/patches/7.4/common/009_pf.patch.sig · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2023-52556 · Security Note
• https://t.me/cvenotify/101747 · Telegram Post
• https://t.me/cveNotify/138185 · Telegram Post