Vendor
OpenBSD
51 known vulnerabilities.
Products
51 results · Feed
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Medium 4.3
In sshd in OpenSSH before 10.0, the DisableForwarding directive does not adhere to the documentation stating that it di…
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Medium 6.5
OpenBSD wg(4) kernel crash
In OpenBSD 7.6 before errata 006 and OpenBSD 7.5 before errata 015, traffic sent over wg(4) could result in kernel crash.
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High 7.9
OpenBSD vmm GDTR limits
In OpenBSD 7.4 before errata 014, vmm(4) did not restore GDTR limits properly on Intel (VMX) CPUs.
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Medium 5.0
OpenBSD readdir directory traversal
In OpenBSD 7.5 before errata 009 and OpenBSD 7.4 before errata 022, exclude any '/' in readdir name validation to avoid unexpected directory traversal on untrusted file systems.
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High 7.5
OpenBSD httpd(8) null dereference
In OpenBSD 7.4 before errata 006 and OpenBSD 7.3 before errata 020, httpd(8) is vulnerable to a NULL dereference when handling a malformed fastcgi request.
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Critical 9.8
OpenBSD NFS double-free vulnerability
In OpenBSD 7.5 before errata 008 and OpenBSD 7.4 before errata 021, avoid possible mbuf double free in NFS client and server implementation, do not use uninitialized variable in error handling of NFS server.
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Low 3.3
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 e…
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Low 3.8
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 e…
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High 7.5
OpenBSD 7.4 and 7.3 m_split() network buffer kernel crash
In OpenBSD 7.4 before errata 002 and OpenBSD 7.3 before errata 019, a network buffer that had to be split at certain length that could crash the kernel after receiving specially crafted escape sequences.
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High 7.5
OpenBSD 7.3 invalid l2tp message npppd crash
In OpenBSD 7.3 before errata 016, npppd(8) could crash by a l2tp message which has an AVP (Attribute-Value Pair) with wrong length.
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Medium 6.2
OpenBSD 7.4 pf state race condition kernel crash
In OpenBSD 7.4 before errata 009, a race condition between pf(4)'s processing of packets and expiration of packet states may cause a kernel panic.