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    CVE-2016-8646

    The hash_accept function in crypto/algif_hash.c in the Linux kernel before 4.3.6 allows local users to cause a denial of service (OOPS) by attempting to trigger use of in-kernel hash algorithms for a socket that has received zero bytes of data.

    Published:Nov 15, 2016
    Last Modified:Apr 12, 2025
    EPS:Nov 28, 2016
    EPSS Score:0.00034
    CVSS Score:5.5

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Mrg
    Vendor
    Redhat
    Product
    Rhel Extras Rt

    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://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4afa5f9617927453ac04b24b584f6c718dfb4f45
    http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.6
    http://www.openwall.com/lists/oss-security/2016/11/15/2
    http://www.securityfocus.com/bid/94309
    https://access.redhat.com/errata/RHSA-2017:1297
    https://access.redhat.com/errata/RHSA-2017:1298
    https://access.redhat.com/errata/RHSA-2017:1308
    https://bugzilla.redhat.com/show_bug.cgi?id=1388821
    https://github.com/torvalds/linux/commit/4afa5f9617927453ac04b24b584f6c718dfb4f45
    http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4afa5f9617927453ac04b24b584f6c718dfb4f45
    http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.6
    http://www.openwall.com/lists/oss-security/2016/11/15/2
    http://www.securityfocus.com/bid/94309
    https://access.redhat.com/errata/RHSA-2017:1297
    https://access.redhat.com/errata/RHSA-2017:1298
    https://access.redhat.com/errata/RHSA-2017:1308
    https://bugzilla.redhat.com/show_bug.cgi?id=1388821
    https://github.com/torvalds/linux/commit/4afa5f9617927453ac04b24b584f6c718dfb4f45

    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