Module Name: src Committed By: kamil Date: Tue May 28 03:56:46 UTC 2019
Modified Files: src/sys/netinet6: in6.h Log Message: Decorate struct in6_addr with the __packed attribute This avoids undefined behavior when accessing misaligned pointers. Detected by kUBSan. Patch by Akul Pillai. To generate a diff of this commit: cvs rdiff -u -r1.94 -r1.95 src/sys/netinet6/in6.h Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/netinet6/in6.h diff -u src/sys/netinet6/in6.h:1.94 src/sys/netinet6/in6.h:1.95 --- src/sys/netinet6/in6.h:1.94 Mon Dec 10 16:28:52 2018 +++ src/sys/netinet6/in6.h Tue May 28 03:56:46 2019 @@ -1,4 +1,4 @@ -/* $NetBSD: in6.h,v 1.94 2018/12/10 16:28:52 christos Exp $ */ +/* $NetBSD: in6.h,v 1.95 2019/05/28 03:56:46 kamil Exp $ */ /* $KAME: in6.h,v 1.83 2001/03/29 02:55:07 jinmei Exp $ */ /* @@ -126,7 +126,7 @@ struct in6_addr { __uint16_t __u6_addr16[8]; uint32_t __u6_addr32[4]; } __u6_addr; /* 128-bit IP6 address */ -}; +} __packed; #define s6_addr __u6_addr.__u6_addr8 #ifdef _KERNEL /* XXX nonstandard */