The robust futex implementation in the Linux kernel before 2.6.28 does not properly handle processes that make exec system calls, which allows local users to cause a denial of service or possibly gain privileges by writing to a memory location in a child process.

The robust futex implementation in the Linux kernel before 2.6.28 does not properly handle processes that make exec system calls, which allows local users to cause a denial of service or possibly gain privileges by writing to a memory location in a child process.

kernel: ext4: ext4_ext_insert_extent() kernel oops kernel: jbd2: unmapped buffer with _Unwritten or _Delay flags set can lead to DoS kernel: possible privilege escalation via SG_IO ioctl kernel: futex: clear robust_list on execve kernel: igmp: Avoid zero delay when receiving odd mixture of IGMP queries