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    CVE-2023-3269

    A vulnerability exists in the memory management subsystem of the Linux kernel. The lock handling for accessing and updating virtual memory areas (VMAs) is incorrect, leading to use-after-free problems. This issue can be successfully exploited to execute arbitrary kernel code, escalate containers, and gain root privileges.

    Published:Jul 5, 2023
    Last Modified:Mar 5, 2025
    EPS:Jul 11, 2023
    EPSS Score:0.0022
    CVSS Score:7.8

    Affected Products

    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    https://github.com/lrh2000/StackRot

    Common Weakness Enumeration

    CWE-416 Use After Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    http://seclists.org/fulldisclosure/2023/Jul/43
    http://www.openwall.com/lists/oss-security/2023/07/28/1
    http://www.openwall.com/lists/oss-security/2023/08/25/1
    http://www.openwall.com/lists/oss-security/2023/08/25/4
    https://access.redhat.com/security/cve/CVE-2023-3269
    https://bugzilla.redhat.com/show_bug.cgi?id=2215268
    https://lists.fedoraproject.org/archives/list/[email protected]/message/U6AAA64CUPSMBW6XDTXPQJ3KQWYQ4K7L/
    https://security.netapp.com/advisory/ntap-20230908-0001/
    https://www.openwall.com/lists/oss-security/2023/07/05/1
    http://seclists.org/fulldisclosure/2023/Jul/43
    http://www.openwall.com/lists/oss-security/2023/07/28/1
    http://www.openwall.com/lists/oss-security/2023/08/25/1
    http://www.openwall.com/lists/oss-security/2023/08/25/4
    https://access.redhat.com/security/cve/CVE-2023-3269
    https://bugzilla.redhat.com/show_bug.cgi?id=2215268
    https://lists.fedoraproject.org/archives/list/[email protected]/message/U6AAA64CUPSMBW6XDTXPQJ3KQWYQ4K7L/
    https://security.netapp.com/advisory/ntap-20230908-0001/
    https://www.openwall.com/lists/oss-security/2023/07/05/1

    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