Use-After-Free In IPV6_2292PKTOPTIONS leading To Arbitrary Kernel R/W Primitives
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Due to missing locks in option `IPV6_2292PKTOPTIONS` of `setsockopt` , it is possible to race and free the `struct ip6_pktopts ` buffer, while it is being handled by `ip6_setpktopt`. This structure contains pointers (`ip6po_pktinfo`) that can be hijacked to obtain arbitrary kernel R/W primitives. …
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