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    Debian: DSA-4435-1: libpng1.6 security update

    Date
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    A use-after-free vulnerability was discovered in the png_image_free() function in the libpng PNG library, which could lead to denial of service or potentially the execution of arbitrary code if a malformed image is processed.
    
    - -------------------------------------------------------------------------
    Debian Security Advisory DSA-4435-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
    https://www.debian.org/security/                     Salvatore Bonaccorso
    April 27, 2019                        https://www.debian.org/security/faq
    - -------------------------------------------------------------------------
    
    Package        : libpng1.6
    CVE ID         : CVE-2019-7317
    Debian Bug     : 921355
    
    A use-after-free vulnerability was discovered in the png_image_free()
    function in the libpng PNG library, which could lead to denial of
    service or potentially the execution of arbitrary code if a malformed
    image is processed.
    
    For the stable distribution (stretch), this problem has been fixed in
    version 1.6.28-1+deb9u1.
    
    We recommend that you upgrade your libpng1.6 packages.
    
    For the detailed security status of libpng1.6 please refer to its
    security tracker page at:
    https://security-tracker.debian.org/tracker/libpng1.6
    
    Further information about Debian Security Advisories, how to apply
    these updates to your system and frequently asked questions can be
    found at: https://www.debian.org/security/
    
    Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it.
    

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