K000130346: Linux Kernel ksmbd Use-After-Free Remote Code Execution Vulnerability

Security Advisory Description This vulnerability allows remote attackers to execute arbitrary code on affected installations of Linux Kernel. Authentication is not required to exploit this vulnerability, but only systems with ksmbd enabled are vulnerable. The specific flaw exists within the...

AZL-12109 CVE-2022-47943 affecting package kernel for versions less than 5.15.86.1-1

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is an out-of-bounds read and OOPS for SMB2WRITE, when there is a large length in the zero DataOffset case...

UBUNTU-CVE-2022-47943

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is an out-of-bounds read and OOPS for SMB2WRITE, when there is a large length in the zero DataOffset case...

DEBIAN-CVE-2022-47938

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2misc.c has an out-of-bounds read and OOPS for SMB2TREECONNECT...

AZL-12094 CVE-2022-47939 affecting package kernel for versions less than 5.15.86.1-1

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c has a use-after-free and OOPS for SMB2TREEDISCONNECT...

AZL-12093 CVE-2022-47938 affecting package kernel for versions less than 5.15.86.1-1

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2misc.c has an out-of-bounds read and OOPS for SMB2TREECONNECT...

DEBIAN-CVE-2022-47939

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c has a use-after-free and OOPS for SMB2TREEDISCONNECT...

AZL-12095 CVE-2022-47940 affecting package kernel for versions less than 5.15.92.1-2

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2write...

UBUNTU-CVE-2022-47938

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2misc.c has an out-of-bounds read and OOPS for SMB2TREECONNECT...

UBUNTU-CVE-2022-47940

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2write...

CVE-2022-47942

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is a heap-based buffer overflow in setntacldacl, related to use of SMB2QUERYINFOHE after a malformed SMB2SETINFOHE command...

CVE-2022-47942

CVE-2022-47942 affects ksmbd in Linux kernels 5.15–5.19 before 5.19.2. The issue is a heap-based buffer overflow in set_ntacl_dacl triggered by use of SMB2_QUERY_INFO_HE after a malformed SMB2_SET_INFO_HE, potentially exposing memory corruption paths. Public references confirm the vulnerability a...

Linux kernel 缓冲区错误漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a buffer overflow vulnerability that stems from an issue found in ksmbd where fs/ksmbd/smb2pdu.c lacks length validation in the unfilled case of...

Linux Kernel ksmbd Memory Exhaustion Denial-of-Service Vulnerability

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Linux Kernel. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of SMB2NEGOTIATE commands. The issue results from the lack of...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an issue discovered in ksmbd where fs/ksmbd/smb2pdu.c omits the kfree call, also known as a memory leak, und...

Linux kernel 缓冲区错误漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from fs/ksmbd/smb2misc.c having an out-of-bounds read and an OOPS for SMB2TREECONNECT...

CVE-2022-20943

Multiple vulnerabilities in the Server Message Block Version 2 SMB2 processor of the Snort detection engine on multiple Cisco products could allow an unauthenticated, remote attacker to bypass the configured policies or cause a denial of service DoS condition on an affected device. These...

CVE-2022-20922

Multiple vulnerabilities in the Server Message Block Version 2 SMB2 processor of the Snort detection engine on multiple Cisco products could allow an unauthenticated, remote attacker to bypass the configured policies or cause a denial of service DoS condition on an affected device. These...

CVE-2022-20922

Multiple vulnerabilities in the Server Message Block Version 2 SMB2 processor of the Snort detection engine on multiple Cisco products could allow an unauthenticated, remote attacker to bypass the configured policies or cause a denial of service DoS condition on an affected device. These...

Design/Logic Flaw

Multiple vulnerabilities in the Server Message Block Version 2 SMB2 processor of the Snort detection engine on multiple Cisco products could allow an unauthenticated, remote attacker to bypass the configured policies or cause a denial of service DoS condition on an affected device. These...