CVE-2023-30463

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    CVE-2023-30463

    Published: 19 Apr 2023Last Modified: 12 Aug 2026

    Summary:

    Details: Altran picoTCP through 1.7.0 allows memory corruption (and subsequent denial of service) because of an integer overflow in pico_ipv6_alloc when processing large ICMPv6 packets. This affects installations with Ethernet support in which a packet size greater than 65495 may occur.

    References: https://georgyg.com/home/picotcp-denial-of-service-cve-2023-30463/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/30xxx/CVE-2023-30463.json, https://nvd.nist.gov/vuln/detail/CVE-2023-30463, https://github.com/tass-belgium/picotcp/releases

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -13c00a067190f5ec62340ed932a2bb833c366d63

    Affected versions

    v1.6.2
    v1.6.1
    v1.6.0

    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-2023-30463 | CVE-DB