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27 lines
1.0 KiB
Diff
27 lines
1.0 KiB
Diff
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Name: CAN-2005-2096 (under review)
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Description:
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Buffer overflow in zlib 1.2 and later versions allows remote attackers
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to cause a denial of service (crash) via a crafted compressed stream, as
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demonstrated using a crafted PNG file.
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References:
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* DEBIAN:DSA-740
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http://www.debian.org/security/2005/dsa-740
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* REDHAT:RHSA-2005:569
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http://www.redhat.com/support/errata/RHSA-2005-569.html
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http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-2096
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diff -ruN zlib-1.2.2-old/inftrees.c zlib-1.2.2-new/inftrees.c
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--- zlib-1.2.2-old/inftrees.c 2004-09-15 16:30:06.000000000 +0200
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+++ zlib-1.2.2-new/inftrees.c 2005-07-08 21:18:58.000000000 +0200
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@@ -134,7 +134,7 @@
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left -= count[len];
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if (left < 0) return -1; /* over-subscribed */
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}
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- if (left > 0 && (type == CODES || (codes - count[0] != 1)))
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+ if (left > 0 && (type == CODES || max != 1))
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return -1; /* incomplete set */
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/* generate offsets into symbol table for each length for sorting */
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