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    ArchLinux: 202101-23: wavpack: arbitrary code execution

    Date 15 Jan 2021
    327
    Posted By LinuxSecurity Advisories
    The package wavpack before version 5.3.0-2 is vulnerable to arbitrary code execution.
    Arch Linux Security Advisory ASA-202101-23
    ==========================================
    
    Severity: Medium
    Date    : 2021-01-12
    CVE-ID  : CVE-2020-35738
    Package : wavpack
    Type    : arbitrary code execution
    Remote  : No
    Link    : https://security.archlinux.org/AVG-1387
    
    Summary
    =======
    
    The package wavpack before version 5.3.0-2 is vulnerable to arbitrary
    code execution.
    
    Resolution
    ==========
    
    Upgrade to 5.3.0-2.
    
    # pacman -Syu "wavpack>=5.3.0-2"
    
    The problem has been fixed upstream but no release is available yet.
    
    Workaround
    ==========
    
    None.
    
    Description
    ===========
    
    WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in
    pack_utils.c because of an integer overflow in a malloc argument.
    
    Impact
    ======
    
    A local user might execute arbitrary code through a crafted file.
    
    References
    ==========
    
    https://bugs.archlinux.org/task/69234
    https://github.com/dbry/WavPack/issues/91
    https://github.com/dbry/WavPack/files/5745022/crash.wav.tar.gz
    https://github.com/dbry/WavPack/commit/63f3ec70129843dd64e11aa4c21c4a1cf00c9f1c
    https://github.com/dbry/WavPack/commit/89df160596132e3bd666322e1c20b2ebd4b92cd0
    https://security.archlinux.org/CVE-2020-35738
    

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