CVE-2023-45898

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    CVE-2023-45898

    Published: 16 Oct 2023Last Modified: 28 Oct 2026

    Summary:

    Details: The Linux kernel before 6.5.4 has an es1 use-after-free in fs/ext4/extents_status.c, related to ext4_es_insert_extent.

    References: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.4, https://cert-portal.siemens.com/productcert/html/ssa-265688.html, https://cert-portal.siemens.com/productcert/html/ssa-398330.html, https://lkml.org/lkml/2023/8/13/477, https://lore.kernel.org/lkml/aa03f191-445c-0d2e-d6d7-0a3208d7df7a%40huawei.com/T/, https://www.spinics.net/lists/stable-commits/msg317086.html, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/45xxx/CVE-2023-45898.json, https://nvd.nist.gov/vuln/detail/CVE-2023-45898, https://github.com/torvalds/linux/commit/768d612f79822d30a1e7d132a4d4b05337ce42ec

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -768d612f79822d30a1e7d132a4d4b05337ce42ec

    Affected versions

    v6.5-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-2023-45898 | CVE-DB