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    CVE-2017-2618

    A flaw was found in the Linux kernel's handling of clearing SELinux attributes on /proc/pid/attr files before 4.9.10. An empty (null) write to this file can crash the system by causing the system to attempt to access unmapped kernel memory.

    Published:Feb 16, 2017
    Last Modified:Nov 21, 2024
    EPS:Jul 27, 2018
    EPSS Score:0.0005
    CVSS Score:5.5

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux Desktop
    Vendor
    Redhat
    Product
    Enterprise Linux Server
    Vendor
    Redhat
    Product
    Enterprise Linux Server Aus
    Vendor
    Redhat
    Product
    Enterprise Linux Server Eus
    Vendor
    Redhat
    Product
    Enterprise Linux Workstation
    Vendor
    Redhat
    Product
    Enterprise Mrg
    Vendor
    Redhat
    Product
    Rhel Extras Rt

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-128 Integer Attacks
    CAPEC-129 Pointer Manipulation

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    References

    http://www.securityfocus.com/bid/96272
    https://access.redhat.com/errata/RHSA-2017:0931
    https://access.redhat.com/errata/RHSA-2017:0932
    https://access.redhat.com/errata/RHSA-2017:0933
    https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2618
    https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=0c461cb727d146c9ef2d3e86214f498b78b7d125
    https://marc.info/?l=selinux&m=148588165923772&w=2
    https://www.debian.org/security/2017/dsa-3791
    http://www.securityfocus.com/bid/96272
    https://access.redhat.com/errata/RHSA-2017:0931
    https://access.redhat.com/errata/RHSA-2017:0932
    https://access.redhat.com/errata/RHSA-2017:0933
    https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2618
    https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=0c461cb727d146c9ef2d3e86214f498b78b7d125
    https://marc.info/?l=selinux&m=148588165923772&w=2
    https://www.debian.org/security/2017/dsa-3791

    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