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CVE-2023-3966

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Date: February 22, 2024

A flaw was found in Open vSwitch where multiple versions are vulnerable to crafted Geneve packets, which may result in a denial of service and invalid memory accesses. Triggering this issue requires that hardware offloading via the netlink path is enabled.

Language: C

Severity Score

Related Resources (8)

https://nvd.nist.gov/vuln/detail/CVE-2023-3966
https://access.redhat.com/security/cve/CVE-2023-3966
https://seclists.org/oss-sec/2024/q1/118
https://github.com/openvswitch/ovs/commit/2cfbcd5247ed0fd941c1ebb9f4adb952b67fe13a
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LFZADABUDOFI2KZIRQBYFZCIKH55RGY3/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VYYUBF6OW2JG7VOFEOROHXGSJCTES3QO/
https://bugzilla.redhat.com/show_bug.cgi?id=2178363
https://www.mend.io/vulnerability-database/CVE-2023-3966

Severity Score

Weakness Type (CWE)

Uncaught Exception

CWE-248

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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