USN-6777-2

Zheng Wang discovered that the Broadcom FullMAC WLAN driver in the Linux kernel contained a race condition during device removal, leading to a use- after-free vulnerability. A physically proximate attacker could possibly use this to cause a denial of service (system crash). (CVE-2023-47233)

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:

• Block layer subsystem;
• Userspace I/O drivers;
• Ceph distributed file system;
• Ext4 file system;
• JFS file system;
• NILFS2 file system;
• Bluetooth subsystem;
• Networking core;
• IPv4 networking;
• IPv6 networking;
• Logical Link layer;
• MAC80211 subsystem;
• Netlink;
• NFC subsystem;
• Tomoyo security module; (CVE-2023-52524, CVE-2023-52530, CVE-2023-52601, CVE-2023-52439, CVE-2024-26635, CVE-2023-52602, CVE-2024-26614, CVE-2024-26704, CVE-2023-52604, CVE-2023-52566, CVE-2021-46981, CVE-2024-26622, CVE-2024-26735, CVE-2024-26805, CVE-2024-26801, CVE-2023-52583)