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libc/uClibc: add new patch to fix NULL pointer dereference

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This commit is contained in:
Doug Kehn 2009-11-17 00:56:17 +01:00
parent a4980248f3
commit 13fda12471
1 changed files with 12 additions and 0 deletions
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12
patches/uClibc/0.9.30.1/190-fix-getaddrinfo-NULL-pointer-dereference.patch Normal file
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@ -0,0 +1,12 @@
diff -Narup uClibc-0.9.30.1.orig/libc/inet/getaddrinfo.c uClibc-0.9.30.1/libc/inet/getaddrinfo.c
--- uClibc-0.9.30.1.orig/libc/inet/getaddrinfo.c 2009-02-26 21:49:14.000000000 +0900
+++ uClibc-0.9.30.1/libc/inet/getaddrinfo.c 2009-03-06 00:59:23.000000000 +0900
@@ -187,6 +187,8 @@ static unsigned __check_pf(void)
}
for (runp = ifa; runp != NULL; runp = runp->ifa_next) {
+ if (runp->ifa_addr == NULL)
+ continue;
#if defined __UCLIBC_HAS_IPV4__
if (runp->ifa_addr->sa_family == PF_INET)
seen |= SEEN_IPV4;