CVE-2023-52558

    Dashboard / Vulnerabilities / CVE-2023-52558

    CVE-2023-52558

    Published: 1 Mar 2024Last Modified: 1 Jul 2025

    Summary:

    Details: In OpenBSD 7.4 before errata 002 and OpenBSD 7.3 before errata 019, a network buffer that had to be split at certain length that could crash the kernel after receiving specially crafted escape sequences.

    References: https://github.com/openbsd/src/commit/7b4d35e0a60ba1dd4daf4b1c2932020a22463a89, https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/019_msplit.patch.sig, https://ftp.openbsd.org/pub/OpenBSD/patches/7.4/common/002_msplit.patch.sig

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -7b4d35e0a60ba1dd4daf4b1c2932020a22463a89

    Affected versions

    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-2023-52558 | CVE-DB