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authornectar <nectar@FreeBSD.org>2004-08-26 19:37:06 +0000
committernectar <nectar@FreeBSD.org>2004-08-26 19:37:06 +0000
commit1871435a01ae850271367e795a906a7160fc8a92 (patch)
tree4f7ad2f539d5b758a7a89df11c10e9b28853b7bc /lib/libz/inflate.c
parentc38b89315416a29b52c0d3eca8b14f714a667af8 (diff)
downloadFreeBSD-src-1871435a01ae850271367e795a906a7160fc8a92.zip
FreeBSD-src-1871435a01ae850271367e795a906a7160fc8a92.tar.gz
Correct a denial-of-service vulnerability in zlib.
For reference, this bug was first reported at http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=252253 Submitted by: "Dmitry V. Levin" <ldv@altlinux.org>
Diffstat (limited to 'lib/libz/inflate.c')
-rw-r--r--lib/libz/inflate.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/libz/inflate.c b/lib/libz/inflate.c
index 1d66a20..913f002 100644
--- a/lib/libz/inflate.c
+++ b/lib/libz/inflate.c
@@ -864,6 +864,9 @@ int flush;
}
}
+ if (state->mode == BAD)
+ break;
+
/* build code tables */
state->next = state->codes;
state->lencode = (code const FAR *)(state->next);
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