Linux Kernel Keyring 'refcount' Local Integer Underflow Vulnerability

Linux Kernel Keyring 'refcount' Local Integer Underflow Vulnerability

References:

Alter use of key instantiation link-to-keyring argument (David Howells)
CVE-2009-3624: Linux kernel get_instantiation_keyring() Integer Underflow (xorl)
Linux kernel Homepage (kernel.org)
USN-864-1 (Ubuntu)

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