CVE-2023-46862

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    CVE-2023-46862

    Published: 29 Oct 2023Last Modified: 28 Oct 2026

    Summary:

    Details: An issue was discovered in the Linux kernel through 6.5.9. During a race with SQ thread exit, an io_uring/fdinfo.c io_uring_show_fdinfo NULL pointer dereference can occur.

    References: https://cert-portal.siemens.com/productcert/html/ssa-398330.html, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/46xxx/CVE-2023-46862.json, https://nvd.nist.gov/vuln/detail/CVE-2023-46862, https://bugzilla.kernel.org/show_bug.cgi?id=218032#c4, https://github.com/torvalds/linux/commit/7644b1a1c9a7ae8ab99175989bfc8676055edb46, https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -7644b1a1c9a7ae8ab99175989bfc8676055edb46

    Affected versions

    v6.6-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-2023-46862 | CVE-DB