The shmem_delete_inode function in mm/shmem.c in the tmpfs implementation in the Linux kernel before 2.6.26.1 allows local users to cause a denial of service (system crash) via a certain sequence of file create, remove, and overwrite operations, as demonstrated by the insserv program, related to allocation of "useless pages" and improper maintenance of the i_blocks count.
2008-08-08T19:41:00.000
2025-04-09T00:30:58.490
Deferred
CVSSv2: 4.9 (MEDIUM)
AV:L/AC:L/Au:N/C:N/I:N/A:C
3.9
6.9
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Operating System | linux | linux_kernel | < 2.6.26.1 | Yes |
Operating System | debian | debian_linux | 4.0 | Yes |
Operating System | canonical | ubuntu_linux | 6.06 | Yes |
Operating System | canonical | ubuntu_linux | 7.10 | Yes |
Operating System | canonical | ubuntu_linux | 8.04 | Yes |