UBUNTU-CVE-2021-47602

In the Linux kernel, the following vulnerability has been resolved: mac80211: track only QoS data frames for admission control For admission control, obviously all of that only works for QoS data frames, otherwise we cannot even access the QoS field in the header. Syzbot reported see below an...

UBUNTU-CVE-2021-47611

In the Linux kernel, the following vulnerability has been resolved: mac80211: validate extended element ID is present Before attempting to parse an extended element, verify that the extended element ID is present...

CVE-2021-47602

In the Linux kernel, the following vulnerability has been resolved: mac80211: track only QoS data frames for admission control For admission control, obviously all of that only works for QoS data frames, otherwise we cannot even access the QoS field in the header. Syzbot reported see below an...

CVE-2021-47611

CVE-2021-47611 concerns the Linux kernel mac80211 code, where parsing of an extended element could proceed without verifying that the extended element ID is present. The CVE is described in multiple connected sources as resolved by a kernel fix: the code now validates the presence of the extended...

CVE-2021-47611 mac80211: validate extended element ID is present

In the Linux kernel, the following vulnerability has been resolved: mac80211: validate extended element ID is present Before attempting to parse an extended element, verify that the extended element ID is present...

CVE-2021-47611 mac80211: validate extended element ID is present

In the Linux kernel, the following vulnerability has been resolved: mac80211: validate extended element ID is present Before attempting to parse an extended element, verify that the extended element ID is present...

CVE-2021-47602 mac80211: track only QoS data frames for admission control

In the Linux kernel, the following vulnerability has been resolved: mac80211: track only QoS data frames for admission control For admission control, obviously all of that only works for QoS data frames, otherwise we cannot even access the QoS field in the header. Syzbot reported see below an...

CVE-2021-47602 mac80211: track only QoS data frames for admission control

In the Linux kernel, the following vulnerability has been resolved: mac80211: track only QoS data frames for admission control For admission control, obviously all of that only works for QoS data frames, otherwise we cannot even access the QoS field in the header. Syzbot reported see below an...

CVE-2021-47602

CVE-2021-47602 affects the Linux kernel mac80211 QoS admission-control path. The root cause was an uninitialized-value path triggered by non-QoS nullfunc packets, which could access the QoS header. The fix restricts all actions to QoS data packets, preventing misuse from non-QoS traffic. Remediat...

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 security issue in mac80211...

Ubuntu 22.04 LTS : Linux kernel (HWE) vulnerabilities (USN-6818-4)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6818-4 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-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...

PT-2024-30771

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.9.0 Description A NULL pointer dereference vulnerability was found in the Linux kernel's wifi module, specifically in the mac80211 subsystem. The issue occurs when starting a tx ba session in an MLD connection,...

USN-6817-3: Linux kernel vulnerabilities

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. CVE-2022-38096 Zheng Wang discovered that the Broadc...

Ubuntu 22.04 LTS : Linux kernel (Azure) vulnerabilities (USN-6821-4)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6821-4 advisory. It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An...

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...

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...

USN-6831-1 linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4, linux-xilinx-zynqmp vulnerabilities

It was discovered that the HugeTLB file system component of the Linux Kernel contained a NULL pointer dereference vulnerability. A privileged attacker could possibly use this to to cause a denial of service. CVE-2024-0841 Several security issues were discovered in the Linux kernel. An attacker...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-6831-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6831-1 advisory. It was discovered that the HugeTLB file system component of the Linux Kernel contained a NULL pointer dereference vulnerability. A privileged...

RHEL 8 : kernel (RHSA-2024:3859)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:3859 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: KVM: SEV-ES / SEV-SNP VMGEXIT...