Debian: DSA-4018-1: openssl security update

    Date03 Nov 2017
    CategoryDebian
    81
    Posted ByLinuxSecurity Advisories
    Multiple vulnerabilities have been discovered in OpenSSL, a Secure Sockets Layer toolkit. The Common Vulnerabilities and Exposures project identifies the following issues:
    
    - -------------------------------------------------------------------------
    Debian Security Advisory DSA-4018-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
    https://www.debian.org/security/                     Salvatore Bonaccorso
    November 04, 2017                     https://www.debian.org/security/faq
    - -------------------------------------------------------------------------
    
    Package        : openssl
    CVE ID         : CVE-2017-3735 CVE-2017-3736
    
    Multiple vulnerabilities have been discovered in OpenSSL, a Secure
    Sockets Layer toolkit. The Common Vulnerabilities and Exposures project
    identifies the following issues:
    
    CVE-2017-3735
    
        It was discovered that OpenSSL is prone to a one-byte buffer
        overread while parsing a malformed IPAddressFamily extension in an
        X.509 certificate.
    
        Details can be found in the upstream advisory:
        https://www.openssl.org/news/secadv/20170828.txt
    
    CVE-2017-3736
    
        It was discovered that OpenSSL contains a carry propagation bug in
        the x86_64 Montgomery squaring procedure.
    
        Details can be found in the upstream advisory:
        https://www.openssl.org/news/secadv/20171102.txt
    
    For the oldstable distribution (jessie), CVE-2017-3735 has been fixed in
    version 1.0.1t-1+deb8u7. The oldstable distribution is not affected by
    CVE-2017-3736.
    
    For the stable distribution (stretch), these problems have been fixed in
    version 1.1.0f-3+deb9u1.
    
    For the unstable distribution (sid), these problems have been fixed in
    version 1.1.0g-1.
    
    We recommend that you upgrade your openssl 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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