GLSA: libpng

From: Daniel Ahlberg (alizat_private)
Date: Wed Jan 08 2003 - 07:33:00 PST

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    GENTOO LINUX SECURITY ANNOUNCEMENT 200301-7
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    PACKAGE : libpng
    SUMMARY : buffer overflow
    DATE    : 2003-01-08 15:01 UTC
    EXPLOIT : remote
    
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    - From Debian Security Advisory DSA 213-1:
    
    "Glenn Randers-Pehrson discovered a problem in connection with 16-bit
    samples from libpng, an interface for reading and writing PNG
    (Portable Network Graphics) format files.  The starting offsets for
    the loops are calculated incorrectly which causes a buffer overrun
    beyond the beginning of the row buffer."
    
    Read the full advisory at
    http://www.debian.org/security/2002/dsa-213
    
    SOLUTION
    
    It is recommended that all Gentoo Linux users who are running
    media-libs/libpng-1.2.5-r1 or earlier update their systems as follows:
    
    emerge rsync
    emerge libpng
    
    If you also have libpng-1.0.12-r1 or earlier installed update your 
    system as follows:
    
    emerge \=media-libs/libpng-1.0.12-r2
    
    Finish with:
    
    emerge clean
    
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    alizat_private - GnuPG key is available at www.gentoo.org/~aliz
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