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Several protocol methods take a sockaddr as input. In some cases the
sockaddr lengths were not being validated, or were validated after some
out-of-bounds accesses could occur. Add requisite checking to various
protocol entry points, and convert some existing checks to assertions
where appropriate.
Reported by: syzkaller+KASAN
Reviewed by: tuexen, melifaro
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D29519
(cherry picked from commit
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|---|---|---|
| .. | ||
| ah.h | ||
| ah_var.h | ||
| esp.h | ||
| esp_var.h | ||
| ipcomp.h | ||
| ipcomp_var.h | ||
| ipsec.c | ||
| ipsec.h | ||
| ipsec6.h | ||
| ipsec_input.c | ||
| ipsec_mbuf.c | ||
| ipsec_mod.c | ||
| ipsec_output.c | ||
| ipsec_pcb.c | ||
| ipsec_support.h | ||
| key.c | ||
| key.h | ||
| key_debug.c | ||
| key_debug.h | ||
| key_var.h | ||
| keydb.h | ||
| keysock.c | ||
| keysock.h | ||
| subr_ipsec.c | ||
| udpencap.c | ||
| xform.h | ||
| xform_ah.c | ||
| xform_esp.c | ||
| xform_ipcomp.c | ||
| xform_tcp.c | ||