IBM General Parallel File System is vulnerable to a buffer overflow. A remote authenticated attacker could overflow a buffer and execute arbitrary code on the system with root privileges or cause the server to crash.

IBM Spectrum Scale 4.1.1.x before 4.1.1.8 and 4.2.x before 4.2.0.4 and General Parallel File System (GPFS) 3.5.x before 3.5.0.32 and 4.1.x before 4.1.1.8 allow local users to gain privileges via crafted environment variables to a /usr/lpp/mmfs/bin/ setuid program.

IBM Spectrum Scale 4.1.1.x before 4.1.1.8 and 4.2.x before 4.2.0.4 and General Parallel File System (GPFS) 3.5.x before 3.5.0.32 and 4.1.x before 4.1.1.8 allow local users to gain privileges via crafted command-line parameters to a /usr/lpp/mmfs/bin/ setuid program.