CVEvulnerability

CVE-2005-0740

5.0 MEDIUM Published 2005-01-13 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2005-01-13
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P

Description

The TCP stack (tcp_input.c) in OpenBSD 3.5 and 3.6 allows remote attackers to cause a denial of service (system panic) via crafted values in the TCP timestamp option, which causes invalid arguments to be used when calculating the retransmit timeout.

Affected configurations

• openbsd openbsd 2.0 • openbsd openbsd 2.1 • openbsd openbsd 2.2 • openbsd openbsd 2.3 • openbsd openbsd 2.4 • openbsd openbsd 2.5 • openbsd openbsd 2.6 • openbsd openbsd 2.7 • openbsd openbsd 2.8 • openbsd openbsd 2.9 • openbsd openbsd 3.0 • openbsd openbsd 3.1 • openbsd openbsd 3.2 • openbsd openbsd 3.3 • openbsd openbsd 3.4 • openbsd openbsd 3.5 • openbsd openbsd 3.6

References