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Red Hat Bugzilla – Attachment 583996 Details for
Bug 820677
CVE-2012-2337 sudo: Multiple netmask values used in Host / Host_List configuration cause any host to be allowed access
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[patch]
Proposed sudo-v1.7.x patch from Todd C.Miller
match.c.diff (text/plain), 943 bytes, created by
Jan Lieskovsky
on 2012-05-12 12:57:04 UTC
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Description:
Proposed sudo-v1.7.x patch from Todd C.Miller
Filename:
MIME Type:
Creator:
Jan Lieskovsky
Created:
2012-05-12 12:57:04 UTC
Size:
943 bytes
patch
obsolete
>--- match.c Fri May 11 14:12:47 2012 >+++ match.c.CVE-2012-2337 Fri May 11 14:11:56 2012 >@@ -648,7 +648,7 @@ > ifp = &interfaces[i]; > if (ifp->family != family) > continue; >- switch(family) { >+ switch (family) { > case AF_INET: > if (ifp->addr.ip4.s_addr == addr.ip4.s_addr || > (ifp->addr.ip4.s_addr & ifp->netmask.ip4.s_addr) >@@ -666,6 +666,7 @@ > } > if (j == sizeof(addr.ip6.s6_addr)) > return TRUE; >+ break; > #endif > } > } >@@ -732,10 +733,11 @@ > ifp = &interfaces[i]; > if (ifp->family != family) > continue; >- switch(family) { >+ switch (family) { > case AF_INET: > if ((ifp->addr.ip4.s_addr & mask.ip4.s_addr) == addr.ip4.s_addr) > return TRUE; >+ break; > #ifdef HAVE_STRUCT_IN6_ADDR > case AF_INET6: > for (j = 0; j < sizeof(addr.ip6.s6_addr); j++) { >@@ -744,6 +746,7 @@ > } > if (j == sizeof(addr.ip6.s6_addr)) > return TRUE; >+ break; > #endif /* HAVE_STRUCT_IN6_ADDR */ > } > }
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