CVE-2023-2593 – Linux TCP Connection Denial of Service

The following table lists the changes that have been made to the
CVE-2023-2593 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Jul. 30, 2025

    Action Type Old Value New Value
    Added Description A flaw exists within the Linux kernel’s handling of new TCP connections. The issue results from the lack of memory release after its effective lifetime. This vulnerability allows an unauthenticated attacker to create a denial of service condition on the system.
    Added CVSS V3.1 AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
    Added CWE CWE-835
    Added Reference https://access.redhat.com/security/cve/CVE-2023-2593
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=2384787
    Added Reference https://lore.kernel.org/lkml/CAH2r5msyEy20e=FBx6wPWWc3kXzNR4b+zHshSqidRdFKVf_7Jg@mail.gmail.com/
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