CVE-2023-35788

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    CVE-2023-35788

    Published: 16 Jun 2023Last Modified: 16 Apr 2026

    Summary:

    Details: An issue was discovered in fl_set_geneve_opt in net/sched/cls_flower.c in the Linux kernel before 6.3.7. It allows an out-of-bounds write in the flower classifier code via TCA_FLOWER_KEY_ENC_OPTS_GENEVE packets. This may result in denial of service or privilege escalation.

    References: http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.html, https://www.debian.org/security/2023/dsa-5480, https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html, https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html, https://security.netapp.com/advisory/ntap-20230714-0002/, https://www.debian.org/security/2023/dsa-5448, https://git.kernel.org/linus/4d56304e5827c8cc8cc18c75343d283af7c4825c, https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.7, http://www.openwall.com/lists/oss-security/2023/06/17/1, https://www.openwall.com/lists/oss-security/2023/06/07/1

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    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-2023-35788 | CVE-DB