Debian: DSA-2508-1: kfreebsd-8 security update

    Date22 Jul 2012
    CategoryDebian
    63
    Posted ByLinuxSecurity Advisories
    Rafal Wojtczuk from Bromium discovered that FreeBSD wasn't handling correctly uncanonical return addresses on Intel amd64 CPUs, allowing privilege escalation to kernel for local users.
    
    
    - -------------------------------------------------------------------------
    Debian Security Advisory DSA-2508-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
    http://www.debian.org/security/                         Yves-Alexis Perez
    July 22, 2012                          http://www.debian.org/security/faq
    - -------------------------------------------------------------------------
    
    Package        : kfreebsd-8
    Vulnerability  : privilege escalation
    Problem type   : local
    Debian-specific: no
    CVE ID         : CVE-2012-0217
    Debian Bug     : 677297
    
    Rafal Wojtczuk from Bromium discovered that FreeBSD wasn't handling correctly
    uncanonical return addresses on Intel amd64 CPUs, allowing privilege escalation
    to kernel for local users.
    
    For the stable distribution (squeeze), this problem has been fixed in
    version 8.1+dfsg-8+squeeze3.
    
    For the testing distribution (wheezy), this problem has been fixed in
    version 8.3-4.
    
    For the unstable distribution (sid), this problem has been fixed in
    version 8.3-4.
    
    We recommend that you upgrade your kfreebsd-8 packages.
    
    Further information about Debian Security Advisories, how to apply
    these updates to your system and frequently asked questions can be
    found at: http://www.debian.org/security/
    
    Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it.
    
    You are not authorised to post comments.

    Comments powered by CComment

    LinuxSecurity Poll

    What do you think of the articles on LinuxSecurity?

    No answer selected. Please try again.
    Please select either existing option or enter your own, however not both.
    Please select minimum 0 answer(s) and maximum 3 answer(s).
    /main-polls/24-what-do-you-think-of-the-quality-of-the-articles-on-linuxsecurity?task=poll.vote&format=json
    24
    radio
    [{"id":"87","title":"Excellent, don't change a thing!","votes":"14","type":"x","order":"1","pct":53.85,"resources":[]},{"id":"88","title":"Should be more technical","votes":"4","type":"x","order":"2","pct":15.38,"resources":[]},{"id":"89","title":"Should include more HOWTOs","votes":"8","type":"x","order":"3","pct":30.77,"resources":[]}]["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"]["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"]350
    bottom200

    We use cookies to provide and improve our services. By using our site, you consent to our Cookie Policy.