Security Advisory

CVE-2019-11190

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2019-04-11 23:06:40

Last updated 2024-08-04 22:48:08

Assigner mitre

State PUBLISHED

Description

The Linux kernel before 4.8 allows local users to bypass ASLR on setuid programs (such as /bin/su) because install_exec_creds() is called too late in load_elf_binary() in fs/binfmt_elf.c, and thus the ptrace_may_access() check has a race condition when reading /proc/pid/stat.

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