Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987319)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987319 advisory. In the Linux kernel, the following vulnerability has been resolved: net: ipv6: ensure we call ipv6mcdown at most once There are two reasons for addrconfnotify to be...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414516)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414516 advisory. In the IPv6 implementation in the Linux kernel before 5.13.3, net/ipv6/outputcore.c has an information leak because of certain use of a hash table which, although bi...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-394251)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-394251 advisory. In the Linux kernel, the following vulnerability has been resolved: netlabel: Fix NULL pointer exception caused by CALIPSO on IPv4 sockets When calling...

CVE-2023-53477 ipv6: Add lwtunnel encap size of all siblings in nexthop calculation

In the Linux kernel, the following vulnerability has been resolved: ipv6: Add lwtunnel encap size of all siblings in nexthop calculation In function rt6nlmsgsize, the length of nexthop is calculated by multipling the nexthop length of fib6info and the number of siblings. However if the fib6info h...

PT-2025-40130

Name of the Vulnerable Software and Affected Versions Linux kernel versions 6.0.0-rc6+ through 6.0.0-rc6+ Description The Linux kernel contains a flaw related to the handling of transport-mode packets within the xfrm framework. Specifically, the issue involves the potential for reinjection of the...

UBUNTU-CVE-2025-39852

In the Linux kernel, the following vulnerability has been resolved: net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 When tcpaocopyallmatching fails in tcpv6synrecvsock it just exits the function. This ends up causing a memory-leak: unreferenced object 0xffff0000281a8200 size...

PT-2025-38496

Name of the Vulnerable Software and Affected Versions PureVPN versions 2.0.1 CLI client and 2.10.0 GUI client Description PureVPN client applications on Linux through September 2025 allow IPv6 traffic to leak outside the VPN tunnel during network events, such as Wi-Fi reconnects or system resume...

PureVPN 安全漏洞

PureVPN is a VPN software from PureVPN Inc. A security vulnerability exists in the PureVPN CLI version 2.0.1 and GUI version 2.10.0, which stems from IPv6 traffic being leaked after a cyber event, potentially leading to a user privacy breach...

CVE-2025-59691

CVE-2025-59691 affects PureVPN Linux clients (CLI 2.0.1 and GUI 2.10.0). The vulnerability allows IPv6 traffic to leak outside the VPN tunnel during events like Wi‑Fi reconnects or system resume, with the CLI auto-reconnect showing as connected while IPv6 isn’t routed or blocked, and the GUI leav...

ipv6: sr: Fix MAC comparison to be constant-time

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CVE-2025-39702

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

UBUNTU-CVE-2025-39702

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2025-39702 ipv6: sr: Fix MAC comparison to be constant-time

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

Where Have All the Firewalls Gone? Security Consequences of Residential IPv6 Transition

IPv4 NAT has limited the spread of IoT botnets considerably by default-denying bots' incoming connection requests to in-home devices unless the owner has explicitly allowed them. As the Internet transitions to majority IPv6, however, residential connections no longer require the use of NAT. This...

ipv6: Fix signed integer overflow in __ip6_append_data

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Linux Distros Unpatched Vulnerability : CVE-2025-38588

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent infinite loop in rt6nlmsgsize While testing prior patch, I was able to trigge...

Fedora 42 : socat (2025-33885cfff8)

The remote Fedora 42 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2025-33885cfff8 advisory. - Update to 1.8.0.3 rhbz2307725 - Resolves: CVE-2024-54661 rhbz2330520 - Resolves: non-working ipv6-join-group option rhbz2352860 - Resolves: FTBFS in Fedora...

Security update for python311

This update for python311 fixes the following issues: CVE-2025-6069: Avoid worst case quadratic complexity when processing certain crafted malformed inputs with HTMLParser bsc1244705. Update to 3.11.13: Security gh-135034: Fixes multiple issues that allowed tarfile extraction filters filter="data...

CVE-2025-38432

In the Linux kernel, the following vulnerability has been resolved: net: netpoll: Initialize UDP checksum field before checksumming commit f1fce08e63fe "netpoll: Eliminate redundant assignment" removed the initialization of the UDP checksum, which was wrong and broke netpoll IPv6 transmission due...

CVE-2025-38432 net: netpoll: Initialize UDP checksum field before checksumming

In the Linux kernel, the following vulnerability has been resolved: net: netpoll: Initialize UDP checksum field before checksumming commit f1fce08e63fe "netpoll: Eliminate redundant assignment" removed the initialization of the UDP checksum, which was wrong and broke netpoll IPv6 transmission due...