CVE-2017-16995

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    CVE-2017-16995

    Published: 27 Dec 2017Last Modified: 16 Apr 2026

    Summary:

    Details: The check_alu_op function in kernel/bpf/verifier.c in the Linux kernel through 4.4 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging incorrect sign extension.

    References: https://www.exploit-db.com/exploits/45058/, http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=95a762e2c8c942780948091f8f2a4f32fce1ac6f, http://openwall.com/lists/oss-security/2017/12/21/2, http://www.securityfocus.com/bid/102288, https://bugs.chromium.org/p/project-zero/issues/detail?id=1454, https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=a6132276ab5dcc38b3299082efeb25b948263adb, https://github.com/torvalds/linux/commit/95a762e2c8c942780948091f8f2a4f32fce1ac6f, https://usn.ubuntu.com/3619-1/, https://www.debian.org/security/2017/dsa-4073, https://usn.ubuntu.com/3619-2/, https://usn.ubuntu.com/3633-1/, https://usn.ubuntu.com/usn/usn-3523-2/, https://www.exploit-db.com/exploits/44298/, https://www.exploit-db.com/exploits/45010/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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
    CVE-2017-16995 | CVE-DB