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    CVE-2020-12659

    An issue was discovered in the Linux kernel before 5.6.7. xdp_umem_reg in net/xdp/xdp_umem.c has an out-of-bounds write (by a user with the CAP_NET_ADMIN capability) because of a lack of headroom validation.

    Published:May 5, 2020
    Last Modified:Nov 21, 2024
    EPS:May 5, 2020
    EPSS Score:0.00143
    CVSS Score:6.7

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Netapp
    Product
    Active Iq Unified Manager
    Vendor
    Netapp
    Product
    Aff Baseboard Management Controller
    Vendor
    Netapp
    Product
    Cloud Backup
    Vendor
    Netapp
    Product
    Hci Baseboard Management Controller
    Vendor
    Netapp
    Product
    Solidfire \& Hci Management Node
    Vendor
    Netapp
    Product
    Solidfire Baseboard Management Controller
    Vendor
    Netapp
    Product
    Steelstore Cloud Integrated Storage
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    https://bugzilla.kernel.org/show_bug.cgi?id=207225https://bugzilla.kernel.org/show_bug.cgi?id=207225

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2026-80923 — In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on tty_regis…
    CVE-2026-80922 — In the Linux kernel, the following vulnerability has been resolved: crypto: qcom-rng - Allow zero as a random…
    CVE-2026-80921 (CVSS 8.8) — In the Linux kernel, the following vulnerability has been resolved: KVM: s390: vsie: zero stale crypto bits …
    CVE-2026-80920 — In the Linux kernel, the following vulnerability has been resolved: io_uring: defer eventfd signaling when qu…
    CVE-2026-80919 — In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix recursive ww_mutex acquir…
    CVE-2026-80918 — In the Linux kernel, the following vulnerability has been resolved: HID: core: fix number/pointer type confus…
    CVE-2026-80917 — In the Linux kernel, the following vulnerability has been resolved: PCI: host-generic: Fix NULL pointer deref…
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    References

    http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
    https://bugzilla.kernel.org/show_bug.cgi?id=207225
    https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.7
    https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=99e3a236dd43d06c65af0a2ef9cb44306aef6e02
    https://github.com/torvalds/linux/commit/99e3a236dd43d06c65af0a2ef9cb44306aef6e02
    https://security.netapp.com/advisory/ntap-20200608-0001/
    https://usn.ubuntu.com/4387-1/
    https://usn.ubuntu.com/4388-1/
    https://usn.ubuntu.com/4389-1/
    http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
    https://bugzilla.kernel.org/show_bug.cgi?id=207225
    https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.7
    https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=99e3a236dd43d06c65af0a2ef9cb44306aef6e02
    https://github.com/torvalds/linux/commit/99e3a236dd43d06c65af0a2ef9cb44306aef6e02
    https://security.netapp.com/advisory/ntap-20200608-0001/
    https://usn.ubuntu.com/4387-1/
    https://usn.ubuntu.com/4388-1/
    https://usn.ubuntu.com/4389-1/

    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