CWE
416 476 362
Advisory Published

USN-6821-4: Linux kernel (Azure) vulnerabilities

First published: Fri Jun 14 2024(Updated: )

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 wireless driver did not properly validate certain data structures, leading to a NULL pointer dereference. An attacker could possibly use this to cause a denial of service. (CVE-2023-7042) 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) Yuxuan Hu discovered that the Bluetooth RFCOMM protocol driver in the Linux Kernel contained a race condition, leading to a NULL pointer dereference. An attacker could possibly use this to cause a denial of service (system crash). (CVE-2024-22099) Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems:

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/linux-image-5.15.0-1065-azure-fde<5.15.0-1065.74.1
5.15.0-1065.74.1
Ubuntu Ubuntu=22.04
All of
ubuntu/linux-image-5.15.0-1066-azure<5.15.0-1066.75
5.15.0-1066.75
Ubuntu Ubuntu=22.04
All of
ubuntu/linux-image-azure-fde-lts-22.04<5.15.0.1065.74.43
5.15.0.1065.74.43
Ubuntu Ubuntu=22.04
All of
ubuntu/linux-image-azure-lts-22.04<5.15.0.1066.64
5.15.0.1066.64
Ubuntu Ubuntu=22.04

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