CVE Feed

    Dashboard / CVE / CVE-2023-4459

    CVE-2023-4459

    A NULL pointer dereference flaw was found in vmxnet3_rq_cleanup in drivers/net/vmxnet3/vmxnet3_drv.c in the networking sub-component in vmxnet3 in the Linux Kernel. This issue may allow a local attacker with normal user privilege to cause a denial of service due to a missing sanity check during cleanup.

    Published:May 14, 2022
    Last Modified:Nov 15, 2025
    EPS:Aug 21, 2023
    EPSS Score:0.0001
    CVSS Score:5.5

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel Aus
    Vendor
    Redhat
    Product
    Rhel E4s
    Vendor
    Redhat
    Product
    Rhel Eus
    Vendor
    Redhat
    Product
    Rhel Tus
    Vendor
    Redhat
    Product
    Rhev Hypervisor

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-80925 — In the Linux kernel, the following vulnerability has been resolved: vlan: fix skb_under_panic and races when …
    CVE-2026-80924 (CVSS 7.5) — In the Linux kernel, the following vulnerability has been resolved: crypto: krb5 - use kfree_sensitive() for …
    CVE-2026-80923 — In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on tty_regis…
    CVE-2026-80922 — In the Linux kernel, the following vulnerability has been resolved: crypto: qcom-rng - Allow zero as a random…
    CVE-2026-80921 (CVSS 8.8) — In the Linux kernel, the following vulnerability has been resolved: KVM: s390: vsie: zero stale crypto bits …
    CVE-2026-80920 — In the Linux kernel, the following vulnerability has been resolved: io_uring: defer eventfd signaling when qu…
    CVE-2026-80919 — In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix recursive ww_mutex acquir…
    CVE-2026-80918 — In the Linux kernel, the following vulnerability has been resolved: HID: core: fix number/pointer type confus…
    CVE-2026-80917 — In the Linux kernel, the following vulnerability has been resolved: PCI: host-generic: Fix NULL pointer deref…
    CVE-2026-80916 — In the Linux kernel, the following vulnerability has been resolved: kcov: fix data corruption and race condit…

    References

    https://access.redhat.com/errata/RHSA-2024:0412
    https://access.redhat.com/errata/RHSA-2024:1250
    https://access.redhat.com/errata/RHSA-2024:1306
    https://access.redhat.com/errata/RHSA-2024:1367
    https://access.redhat.com/errata/RHSA-2024:1382
    https://access.redhat.com/errata/RHSA-2024:2006
    https://access.redhat.com/errata/RHSA-2024:2008
    https://access.redhat.com/security/cve/CVE-2023-4459
    https://bugzilla.redhat.com/show_bug.cgi?id=2219268
    https://github.com/torvalds/linux/commit/edf410cb74dc612fd47ef5be319c5a0bcd6e6ccd
    https://access.redhat.com/errata/RHSA-2024:0412
    https://access.redhat.com/errata/RHSA-2024:1250
    https://access.redhat.com/errata/RHSA-2024:1306
    https://access.redhat.com/errata/RHSA-2024:1367
    https://access.redhat.com/errata/RHSA-2024:1382
    https://access.redhat.com/errata/RHSA-2024:2006
    https://access.redhat.com/errata/RHSA-2024:2008
    https://access.redhat.com/security/cve/CVE-2023-4459
    https://bugzilla.redhat.com/show_bug.cgi?id=2219268
    https://github.com/torvalds/linux/commit/edf410cb74dc612fd47ef5be319c5a0bcd6e6ccd

    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