fs/proc/base.c in the Linux kernel before 2.6.39.4 does not properly restrict access to /proc/#####/io files, which allows local users to obtain sensitive I/O statistics by polling a file, as demonstrated by discovering the length of another users password.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Linux_kernel | Linux | 2.6.39 | 2.6.39 |
Linux_kernel | Linux | 2.6.39 | 2.6.39 |
Linux_kernel | Linux | 2.6.39 | 2.6.39 |
Linux_kernel | Linux | 2.6.39.1 | 2.6.39.1 |
Linux_kernel | Linux | 2.6.39 | 2.6.39 |
Linux_kernel | Linux | 2.6.39 | 2.6.39 |
Linux_kernel | Linux | * | 2.6.39.3 |
Linux_kernel | Linux | 2.6.39 | 2.6.39 |
Linux_kernel | Linux | 2.6.39 | 2.6.39 |
Linux_kernel | Linux | 2.6.39.2 | 2.6.39.2 |
Linux_kernel | Linux | 2.6.39 | 2.6.39 |