Ubuntu Security Notice 3420-1 - It was discovered that a buffer overflow existed in the Bluetooth stack of the Linux kernel when handling L2CAP configuration responses. A physically proximate attacker could use this to cause a denial of service. It was discovered that the Flash-Friendly File System implementation in the Linux kernel did not properly validate superblock metadata. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Various other issues were also addressed.
121d74ff01c97dc17adc587c56c8b84bf85cf03412480c1e717209d3c1561270Ubuntu Security Notice 3420-2 - USN-3420-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. It was discovered that a buffer overflow existed in the Bluetooth stack of the Linux kernel when handling L2CAP configuration responses. A physically proximate attacker could use this to cause a denial of service. Various other issues were also addressed.
5c3d0047c4974f9a3ced05880d3b1ed8984bd8ae8daf9b43a22ce6e810c37c1aLinux kernel versions 4.10.1 and below suffer from a double-fetch vulnerability.
e993cf26337580ded575061e05ee16fc9ae344af4931da27d81257931665f919
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