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."
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | kernel | 2011-12-02 22:23 | ALAS-2011-26 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv2 | 4.9 | AV:L/AC:L/Au:N/C:N/I:N/A:C |
NVD | CVSSv2 | 2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |