Midnight Commander: Multiple vulnerabilities

Background

Midnight Commander is a visual console file manager.

Description

Midnight Commander contains several format string vulnerabilities (CAN-2004-1004), buffer overflows (CAN-2004-1005), a memory deallocation error (CAN-2004-1092) and a buffer underflow (CAN-2004-1176).

Impact

An attacker could exploit these vulnerabilities to execute arbitrary code with the permissions of the user running Midnight Commander or cause Denial of Service by freeing unallocated memory.

Workaround

There is no known workaround at this time.

Resolution

All Midnight Commander users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=app-misc/mc-4.6.0-r13"