CVE-2022-30767

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    CVE-2022-30767

    Published: 16 May 2022Last Modified: 21 Oct 2026

    Summary:

    Details: nfs_lookup_reply in net/nfs.c in Das U-Boot through 2022.04 (and through 2022.07-rc2) has an unbounded memcpy with a failed length check, leading to a buffer overflow. NOTE: this issue exists because of an incorrect fix for CVE-2019-14196.

    References: https://lists.debian.org/debian-lts-announce/2025/05/msg00001.html, https://lists.denx.de/pipermail/u-boot/2022-May/483952.html, https://securitylab.github.com/research/uboot-rce-nfs-vulnerability/, https://source.denx.de/u-boot/u-boot/-/commit/bdbf7a05e26f3c5fd437c99e2755ffde186ddc80, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/30xxx/CVE-2022-30767.json, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DF62MVMH3QUGMBDCB3DY2ERQ6EBHTADB/, https://nvd.nist.gov/vuln/detail/CVE-2022-30767, https://github.com/u-boot/u-boot/commit/5d14ee4e53a81055d34ba280cb8fd90330f22a96

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2022.07-rc1

    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-2022-30767 | CVE-DB