Off-by-one error in the options_write function in drivers/misc/sgi-gru/gruprocfs.c in the SGI GRU driver in the Linux kernel 2.6.30.2 and earlier on ia64 and x86 platforms might allow local users to overwrite arbitrary memory locations and gain privileges via a crafted count argument, which triggers a stack-based buffer overflow.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Linux_kernel | Linux | * | 2.6.30.2 (including) |
| Linux | Ubuntu | devel | * |
| Linux | Ubuntu | intrepid | * |
| Linux | Ubuntu | jaunty | * |
| Linux | Ubuntu | upstream | * |
| Linux-source-2.6.15 | Ubuntu | upstream | * |