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    CVE-2019-20096

    In the Linux kernel before 5.1, there is a memory leak in __feat_register_sp() in net/dccp/feat.c, which may cause denial of service, aka CID-1d3ff0950e2b.

    Published:Dec 30, 2019
    Last Modified:Nov 21, 2024
    EPS:Dec 30, 2019
    EPSS Score:0.00075
    CVSS Score:5.5

    Affected Products

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

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-469 HTTP DoS

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    References

    http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
    http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html
    https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1
    https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d3ff0950e2b40dc861b1739029649d03f591820
    https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
    https://usn.ubuntu.com/4285-1/
    https://usn.ubuntu.com/4286-1/
    https://usn.ubuntu.com/4286-2/
    https://usn.ubuntu.com/4287-1/
    https://usn.ubuntu.com/4287-2/
    http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
    http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html
    https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1
    https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d3ff0950e2b40dc861b1739029649d03f591820
    https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
    https://usn.ubuntu.com/4285-1/
    https://usn.ubuntu.com/4286-1/
    https://usn.ubuntu.com/4286-2/
    https://usn.ubuntu.com/4287-1/
    https://usn.ubuntu.com/4287-2/

    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