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c5c79763fa
Currently we remote the msk from the token container only
via mptcp_close(). The MPTCP master socket can be destroyed
also via other paths (e.g. if not yet accepted, when shutting
down the listener socket). When we hit the latter scenario,
dangling msk references are left into the token container,
leading to memory corruption and/or UaF.
This change addresses the issue by moving the token removal
into the msk destructor.
Fixes:
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.. | ||
crypto.c | ||
ctrl.c | ||
diag.c | ||
Kconfig | ||
Makefile | ||
mib.c | ||
mib.h | ||
options.c | ||
pm_netlink.c | ||
pm.c | ||
protocol.c | ||
protocol.h | ||
subflow.c | ||
token.c |