CVE-1999-0727

A kernel leak in the OpenBSD kernel allows IPsec packets to be sent unencrypted...

EUVD-2021-21647

Malware in sbrugna...

EUVD-2019-17850

Malware in sbrugna...

EUVD-1999-0708

Malware in sbrugna...

EUVD-2009-3553

Malware in sbrugna...

EUVD-1999-0481

Malware in sbrugna...

EUVD-2003-0945

Malware in sbrugna...

EUVD-2016-7175

Malware in sbrugna...

EUVD-2025-7144

Malicious code in bioql PyPI...

CVE-2019-8460

OpenBSD kernel version = 6.5 can be forced to create long chains of TCP SACK holes that causes very expensive calls to tcpsackoption for every incoming SACK packet which can lead to a denial of service...

CVE-2006-5550

The kernel in FreeBSD 6.1 and OpenBSD 4.0 allows local users to cause a denial of service via unspecified vectors involving certain ioctl requests to /dev/crypto...

CVE-2025-30334

In OpenBSD 7.6 before errata 006 and OpenBSD 7.5 before errata 015, traffic sent over wg4 could result in kernel crash...

CVE-2025-30334

CVE-2025-30334 affects OpenBSD 7.6 before errata 006 and OpenBSD 7.5 before errata 015. The issue is triggered by traffic sent over wg(4), which can cause a kernel crash. Public details in the CVE entry and patches indicate mitigations via OpenBSD patches 006_wg.patch.sig and 015_wg.patch.sig, ad...

CVE-2021-34999

OpenBSD Kernel Multicast Routing Uninitialized Memory Information Disclosure Vulnerability. This vulnerability allows local attackers to disclose sensitive information on affected installations of OpenBSD Kernel. An attacker must first obtain the ability to execute low-privileged code on the targ...

CVE-2021-35000

OpenBSD Kernel multicast routing contains an uninitialized memory access flaw that leads to local information disclosure. The vulnerability exists in the multicast routing implementation and allows a local attacker who can execute low-privilege code to obtain sensitive kernel memory contents. The...

CVE-2021-34999 OpenBSD Kernel Multicast Routing Uninitialized Memory Information Disclosure Vulnerability

OpenBSD Kernel Multicast Routing Uninitialized Memory Information Disclosure Vulnerability. This vulnerability allows local attackers to disclose sensitive information on affected installations of OpenBSD Kernel. An attacker must first obtain the ability to execute low-privileged code on the targ...

PT-2022-10381 · Openbsd · Openbsd Kernel

Name of the Vulnerable Software and Affected Versions: OpenBSD Kernel affected versions not specified Description: This issue allows local attackers to disclose sensitive information on affected installations of OpenBSD Kernel. An attacker must first obtain the ability to execute low-privileged...

CVE-2020-26142

An issue was discovered in the kernel in OpenBSD 6.6. The WEP, WPA, WPA2, and WPA3 implementations treat fragmented frames as full frames. An adversary can abuse this to inject arbitrary network packets, independent of the network configuration...

The vulnerability of the tcp_sack_option() function in the kernel of the OpenBSD operating system allows a hacker to cause a service failure.

The vulnerability of the tcpsackoption function in the kernel of the OpenBSD operating system exists due to insufficient validation of input data. Exploiting this vulnerability can allow a remote attacker to cause a service failure...

Code injection

The systhrsigdivert function in kern/kernsig.c in the OpenBSD kernel 5.9 allows remote attackers to cause a denial of service panic via a negative "ts.tvsec" value...