The user_update function in security/keys/user_defined.c in the Linux kernel 2.6 allows local users to cause a denial of service (NULL pointer dereference and kernel oops) via vectors related to a user-defined key and "updating a negative key into a fully instantiated key."
2012-01-27T15:55:04.360
2025-04-11T00:51:21.963
Deferred
CVSSv2: 2.1 (LOW)
AV:L/AC:L/Au:N/C:N/I:N/A:P
3.9
2.9
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Operating System | linux | linux_kernel | 2.6 | Yes |