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    CVE-2017-12153

    A security flaw was discovered in the nl80211_set_rekey_data() function in net/wireless/nl80211.c in the Linux kernel through 4.13.3. This function does not check whether the required attributes are present in a Netlink request. This request can be issued by a user with the CAP_NET_ADMIN capability and may result in a NULL pointer dereference and system crash.

    Published:Sep 13, 2017
    Last Modified:Apr 20, 2025
    EPS:Sep 21, 2017
    EPSS Score:0.00019
    CVSS Score:4.4

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    http://seclists.org/oss-sec/2017/q3/437
    http://www.debian.org/security/2017/dsa-3981
    http://www.securityfocus.com/bid/100855
    https://bugzilla.novell.com/show_bug.cgi?id=1058410
    https://bugzilla.redhat.com/show_bug.cgi?id=1491046
    https://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git/commit/?id=e785fa0a164aa11001cba931367c7f94ffaff888
    https://marc.info/?t=150525503100001&r=1&w=2
    https://usn.ubuntu.com/3583-1/
    https://usn.ubuntu.com/3583-2/
    http://seclists.org/oss-sec/2017/q3/437
    http://www.debian.org/security/2017/dsa-3981
    http://www.securityfocus.com/bid/100855
    https://bugzilla.novell.com/show_bug.cgi?id=1058410
    https://bugzilla.redhat.com/show_bug.cgi?id=1491046
    https://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git/commit/?id=e785fa0a164aa11001cba931367c7f94ffaff888
    https://marc.info/?t=150525503100001&r=1&w=2
    https://usn.ubuntu.com/3583-1/
    https://usn.ubuntu.com/3583-2/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High