CVE-2022-48751

In the Linux kernel, the following vulnerability has been resolved: net/smc: Transitional solution for clcsock race issue We encountered a crash in smcsetsockopt and it is caused by accessing smc-clcsock after clcsock was released. BUG: kernel NULL pointer dereference, address: 0000000000000020 P...

CVE-2022-48721 net/smc: Forward wakeup to smc socket waitqueue after fallback

In the Linux kernel, the following vulnerability has been resolved: net/smc: Forward wakeup to smc socket waitqueue after fallback When we replace TCP with SMC and a fallback occurs, there may be some socket waitqueue entries remaining in smc socket-wq, such as eppollentries inserted by userspace...

CVE-2022-48721 net/smc: Forward wakeup to smc socket waitqueue after fallback

In the Linux kernel, the following vulnerability has been resolved: net/smc: Forward wakeup to smc socket waitqueue after fallback When we replace TCP with SMC and a fallback occurs, there may be some socket waitqueue entries remaining in smc socket-wq, such as eppollentries inserted by userspace...

CVE-2022-48721

CVE-2022-48721 – Linux kernel net/smc wakeup handling after fallback Affected: Linux kernel with net/smc subsystem using SMC fallback to TCP. Issue: when switching from SMC to TCP, some socket waitqueue entries (e.g., eppoll_entries) remain in smc socket->wq. After fallback, only clcsocket-&gt...

CVE-2022-48721

In the Linux kernel, the following vulnerability has been resolved: net/smc: Forward wakeup to smc socket waitqueue after fallback When we replace TCP with SMC and a fallback occurs, there may be some socket waitqueue entries remaining in smc socket-wq, such as eppollentries inserted by userspace...

CVE-2022-48721 net/smc: Forward wakeup to smc socket waitqueue after fallback

In the Linux kernel, the following vulnerability has been resolved: net/smc: Forward wakeup to smc socket waitqueue after fallback When we replace TCP with SMC and a fallback occurs, there may be some socket waitqueue entries remaining in smc socket-wq, such as eppollentries inserted by userspace...

CVE-2022-48751

In the Linux kernel, the following vulnerability has been resolved: net/smc: Transitional solution for clcsock race issue We encountered a crash in smcsetsockopt and it is caused by accessing smc-clcsock after clcsock was released. BUG: kernel NULL pointer dereference, address: 0000000000000020 P...

Linux kernel security vulnerabilities

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 a transitional solution to the net/smc module clcsock contention problem...

CVE-2022-48721

In the Linux kernel, the following vulnerability has been resolved: net/smc: Forward wakeup to smc socket waitqueue after fallback When we replace TCP with SMC and a fallback occurs, there may be some socket waitqueue entries remaining in smc socket-wq, such as eppollentries inserted by userspace...

USN-6818-4: Linux kernel (HWE) vulnerabilities

Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference vulnerability. A remote attacker could use this to cause a denial of service system crash. CVE-2023-6356, CVE-2023-6535, CVE-2023-6536 It was...

smc-tools bug fix and enhancement update

An update is available for smc-tools. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list For detailed information on changes in this release, see the Rocky Linux 8....

Ubuntu 22.04 LTS : Linux kernel (NVIDIA) vulnerabilities (USN-6818-3)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6818-3 advisory. Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference...

Rocky Linux 8 : kernel-rt (RLSA-2024:3627)

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2024:3627 advisory. kernel: Marvin vulnerability side-channel leakage in the RSA decryption operation CVE-2023-6240 kernel: Information disclosure in...

USN-6819-3: Linux kernel (OEM) vulnerabilities

Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference vulnerability. A remote attacker could use this to cause a denial of service system crash. CVE-2023-6356, CVE-2023-6535, CVE-2023-6536 Chenyuan...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6819-3)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6819-3 advisory. Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference...

USN-6819-2: Linux kernel vulnerabilities

Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference vulnerability. A remote attacker could use this to cause a denial of service system crash. CVE-2023-6356, CVE-2023-6535, CVE-2023-6536 Chenyuan...

Ubuntu 23.10 : Linux kernel vulnerabilities (USN-6819-2)

The remote Ubuntu 23.10 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6819-2 advisory. Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference...

Ubuntu 23.10 : Linux kernel (ARM laptop) vulnerabilities (USN-6818-2)

The remote Ubuntu 23.10 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6818-2 advisory. Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference...

kernel: net/smc: fix illegal rmb_desc access in SMC-D connection dump

A flaw was found in the Linux kernel in which functions providing information about SMC-D connections caused a NULL pointer dereference. This flaw allows an attacker with permission to read this information to cause a denial of service...

kernel: net/smc: fix illegal rmb_desc access in SMC-D connection dump

A flaw was found in the Linux kernel in which functions providing information about SMC-D connections caused a NULL pointer dereference. This flaw allows an attacker with permission to read this information to cause a denial of service...