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Debian 10: DLA-3734-1 Moderate: Open vSwitch ICMPv6 Bypass Attack

A flaw was found in Open vSwitch that allows ICMPv6 Neighbor Advertisement packets between virtual machines to bypass OpenFlow rules. This issue may allow a local attacker to create specially crafted packets with a modified or spoofed target IP address field that can . ------------------------------------------------------------------------- Debian LTS Advisory DLA-3734-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/lts/security/ Tobias Frost February 17, 2024 https://wiki.debian.org/LTS ------------------------------------------------------------------------- Package : openvswitch Version : 2.10.7+ds1-0+deb10u5 CVE ID : CVE-2023-5366 Debian Bug : A flaw was found in Open vSwitch that allows ICMPv6 Neighbor Advertisement packets between virtual machines to bypass OpenFlow rules. This issue may allow a local attacker to create specially crafted packets with a modified or spoofed target IP address field that can redirect ICMPv6 traffic to arbitrary IP addresses. For Debian 10 buster, this problem has been fixed in version 2.10.7+ds1-0+deb10u5. We recommend that you upgrade your openvswitch packages. For the detailed security status of openvswitch please refer to its security tracker page at: https://security-tracker.debian.org/tracker/source-package/openvswitch Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS . Enhance the Open vSwitch installation on Debian LTS to rectify vulnerabilities in ICMPv6 packet processing that could potentially compromise local virtual machines.. Open vSwitch, ICMPv6 Security, Local Network Attack. . LinuxSecurity.com Team

Feb 18, 2024 Debian LTS