SUSE CVE-2019-11191

The Linux kernel through 5.0.7, when CONFIGIA32AOUT is enabled and ia32aout is loaded, allows local users to bypass ASLR on setuid a.out programs if any exist because installexeccreds is called too late in loadaoutbinary in fs/binfmtaout.c, and thus the ptracemayaccess check has a race condition...

The vulnerability of the load_aout_binary() function in the Linux operating system’s kernel allows a hacker to bypass the ASLR protection mechanism.

The vulnerability of the loadaoutbinary function in the Linux operating system arises due to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to bypass the ASLR protection mechanism in programs with setuid a.out...