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    Debian: DSA-2388-1: t1lib security update

    Date 15 Jan 2012
    130
    Posted By LinuxSecurity Advisories
    Several vulnerabilities were discovered in t1lib, a Postscript Type 1 font rasterizer library, some of which might lead to code execution through the opening of files embedding bad fonts.
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    Debian Security Advisory DSA-2388-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
    https://www.debian.org/security/                         Yves-Alexis Perez
    January 14, 2012                       https://www.debian.org/security/faq
    - -------------------------------------------------------------------------
    
    Package        : t1lib
    Vulnerability  : several
    Problem type   : local
    Debian-specific: no
    CVE ID         : CVE-2010-2642 CVE-2011-0433 CVE-2011-0764 CVE-2011-1552
                     CVE-2011-1553 CVE-2011-1554
    Debian Bug     : 652996
    
    Several vulnerabilities were discovered in t1lib, a Postscript Type 1
    font rasterizer library, some of which might lead to code execution
    through the opening of files embedding bad fonts.
    
    CVE-2010-2642
    	A heap-based buffer overflow in the AFM font metrics parser
    	potentially leads to the execution of arbitrary code.
    
    CVE-2011-0433
    	Another heap-based buffer overflow in the AFM font metrics
    	parser potentially leads to the execution of arbitrary code.
    
    CVE-2011-0764
    	An invalid pointer dereference allows execution of arbitrary
    	code using crafted Type 1 fonts.
    
    CVE-2011-1552
    	Another invalid pointer dereference results in an application
    	crash, triggered by crafted Type 1 fonts.
    
    CVE-2011-1553
    	A use-after-free vulnerability results in an application
    	crash, triggered by crafted Type 1 fonts.
    
    CVE-2011-1554
    	An off-by-one error results in an invalid memory read and
    	application crash, triggered by crafted Type 1 fonts.
    
    For the oldstable distribution (lenny), this problem has been fixed in
    version 5.1.2-3+lenny1.
    
    For the stable distribution (squeeze), this problem has been fixed in
    version 5.1.2-3+squeeze1.
    
    For the testing distribution (wheezy), this problem has been fixed in
    version 5.1.2-3.3.
    
    For the unstable distribution (sid), this problem has been fixed in
    version 5.1.2-3.3.
    
    We recommend that you upgrade your t1lib packages.
    
    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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