Ubuntu 22.04 LTS : Linux kernel (NVIDIA) vulnerabilities (USN-6820-2)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6820-2 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 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 20.04 LTS / 22.04 LTS : Linux kernel (AWS) vulnerabilities (USN-6821-3)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6821-3 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...

USN-6818-2: Linux kernel (ARM laptop) 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...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-6821-2)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6821-2 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...

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...

USN-6820-1: Linux kernel vulnerabilities

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 attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2023-6270 It was discovered that the Atheros 802.11ac...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-6821-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6821-1 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...

kernel: wifi: mac80211: fix race condition on enabling fast-xmit

A vulnerability was found in the mac80211 driver in the Linux kernel. This issue could lead to potential crashes or memory corruption due to of a situation where the driver attempts to utilize data structures that haven't been fully initialized yet...

kernel: wifi: mac80211: fix race condition on enabling fast-xmit

A vulnerability was found in the mac80211 driver in the Linux kernel. This issue could lead to potential crashes or memory corruption due to of a situation where the driver attempts to utilize data structures that haven't been fully initialized yet...

kernel: wifi: rt2x00: restart beacon queue when hardware reset

A flaw was found in the Linux kernel. When a hardware reset is triggered, all registers are reset, so all queues are forced to stop in the hardware interface. However, mac80211 will not automatically stop the queue. If the beacon queue is not manually stopped, it will be deadlocked and unable to...

RHEL 8 : kernel update (Moderate) (RHSA-2024:3618)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:3618 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Marvin vulnerability...

Moderate: kernel update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Marvin vulnerability side-channel leakage in the RSA decryption operation CVE-2023-6240 kernel: Information disclosure in vhost/vhost.c:vhostnewmsg CVE-2024-0340 kernel: untrusted VMM can...

The vulnerability of the sta_info_alloc() function in the Linux kernel’s mac80211 stack allows a hacker to cause a service failure.

The vulnerability of the stainfoalloc function in the net/mac80211/stainfo.c module, which is part of the mac80211 stack implemented in Linux kernel, can lead to a potential memory leak. Exploiting this vulnerability could allow an attacker to cause a service failure remotely...

Ubuntu 22.04 LTS : Linux kernel (Intel IoTG) vulnerabilities (USN-6795-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6795-1 advisory. Zheng Wang discovered that the Broadcom FullMAC WLAN driver in the Linux kernel contained a race condition during device removal, leading to a use-...

SUSE CVE-2021-47395

In the Linux kernel, the following vulnerability has been resolved: mac80211: limit injected vht mcs/nss in ieee80211parsetxradiotap Limit max values for vht mcs and nss in ieee80211parsetxradiotap routine in order to fix the following warning reported by syzbot: WARNING: CPU: 0 PID: 10717 at...

SUSE CVE-2021-47396

In the Linux kernel, the following vulnerability has been resolved: mac80211-hwsim: fix late beacon hrtimer handling Thomas explained in https://lore.kernel.org/r/87mtoeb4hb.ffs@tglx that our handling of the hrtimer here is wrong: If the timer fires late e.g. due to vCPU scheduling, as reported b...

SUSE CVE-2021-47388

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix use-after-free in CCMP/GCMP RX When PN checking is done in mac80211, for fragmentation we need to copy the PN to the RX struct so we can later use it to do a comparison, since commit bf30ca922a0c "mac80211: check...

CVE-2021-47251

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix skb length check in ieee80211scanrx Replace hard-coded compile-time constants for header length check with dynamic determination based on the frame type. Otherwise, we hit a validation WARNON in cfg80211 later. styl...

CVE-2021-47225

A vulnerability was found in the Linux kernel's mac80211 module, where closing an active AP interface while its associated APVLAN interfaces are still up can lead to a deadlock. This situation occurs because the system tries to lock a resource that is already held, causing the operation to freeze...