UBUNTU-CVE-2022-26496

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    UBUNTU-CVE-2022-26496

    Published: 6 Mar 2022Last Modified: 4 Feb 2026
    Upstream:
    CVE-2022-26496
    Aliases:
    USN-5323-1

    Summary:

    Details: In nbd-server in nbd before 3.24, there is a stack-based buffer overflow. An attacker can cause a buffer overflow in the parsing of the name field by sending a crafted NBD_OPT_INFO or NBD_OPT_GO message with an large value as the length of the name.

    References: https://ubuntu.com/security/CVE-2022-26496, https://lists.debian.org/nbd/2022/01/msg00036.html, https://lists.debian.org/nbd/2022/01/msg00037.html, https://sourceforge.net/projects/nbd/files/nbd/, https://ubuntu.com/security/notices/USN-5323-1, https://www.cve.org/CVERecord?id=CVE-2022-26496

    Affected packages

    Package

    Name: nbd

    Purl: pkg:deb/ubuntu/nbd@1:3.7-1ubuntu0.1?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    1:3.3-3ubuntu1

    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
    UBUNTU-CVE-2022-26496 | CVE-DB