USN-6484-1 openvpn vulnerabilities

It was discovered that OpenVPN incorrectly handled the --fragment option in certain configurations. A remote attacker could possibly use this issue to cause OpenVPN to crash, resulting in a denial of service. CVE-2023-46849 It was discovered that OpenVPN incorrectly handled certain memory...

UBUNTU-CVE-2023-46849

Using the --fragment option in certain configuration setups OpenVPN version 2.6.0 to 2.6.6 allows an attacker to trigger a divide by zero behaviour which could cause an application crash, leading to a denial of service...

SUSE CVE-2023-46849

Using the --fragment option in certain configuration setups OpenVPN version 2.6.0 to 2.6.6 allows an attacker to trigger a divide by zero behaviour which could cause an application crash, leading to a denial of service...

CVE-2023-46849

Using the --fragment option in certain configuration setups OpenVPN version 2.6.0 to 2.6.6 allows an attacker to trigger a divide by zero behaviour which could cause an application crash, leading to a denial of service...

DEBIAN-CVE-2023-46849

Using the --fragment option in certain configuration setups OpenVPN version 2.6.0 to 2.6.6 allows an attacker to trigger a divide by zero behaviour which could cause an application crash, leading to a denial of service...

ALPINE-CVE-2023-46849

Using the --fragment option in certain configuration setups OpenVPN version 2.6.0 to 2.6.6 allows an attacker to trigger a divide by zero behaviour which could cause an application crash, leading to a denial of service...

Denial of service

Using the --fragment option in certain configuration setups OpenVPN version 2.6.0 to 2.6.6 allows an attacker to trigger a divide by zero behaviour which could cause an application crash, leading to a denial of service...

CVE-2023-46849

Using the --fragment option in certain configuration setups OpenVPN version 2.6.0 to 2.6.6 allows an attacker to trigger a divide by zero behaviour which could cause an application crash, leading to a denial of service...

openvpn -- 2.6.0...2.6.6 --fragment option division by zero crash, and TLS data leak

The OpenVPN community project team reports: CVE-2023-46849 OpenVPN versions between 2.6.0 and 2.6.6 incorrectly restore "--fragment" configuration in some circumstances, leading to a division by zero when "--fragment" is used. On platforms where division by zero is fatal, this will cause an OpenV...

kernel: Integer overflow in ip6_find_1stfragopt() causes infinite loop

An integer overflow vulnerability in ip6find1stfragopt function was found. A local attacker that has privileges of CAPNETRAW to open raw socket can cause an infinite loop inside the ip6find1stfragopt function...