Security update for the Linux Kernel (Live Patch 49 for SLE 15 SP2)

This update for the Linux Kernel 5.3.18-15020024194 fixes several issues. The following security issues were fixed: CVE-2024-35861: Fixed potential UAF in cifssignalcifsdforreconnect bsc1225312. CVE-2021-47291: ipv6: fix another slab-out-of-bounds in fib6nhflushexceptions bsc1227651...

ipv6: fix possible UAF in ip6_finish_output2()

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UBUNTU-CVE-2024-44985

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible UAF in ip6xmit If skbexpandhead returns NULL, skb has been freed and the associated dst/idev could also have been freed. We must use rcureadlock to prevent a possible UAF...

CLSA-2024-1724774331 kernel: Fix of 11 CVEs

drm/vmwgfx: Fix invalid reads in fence signaled events CVE-2024-36960 - afunix: Fix garbage collector racing against connect CVE-2024-26923 - ipv6: remove maxsize check inline with ipv4 CVE-2023-52340 - aoe: fix the potential use-after-free problem in aoecmdcfgpkts CVE-2023-6270 - smb: client:...

kernel: ipv6: sr: fix possible use-after-free and null-ptr-deref

A use-after-free flaw was found in the Linux kernel’s IPv6 protocol functionality. This flaw allows a local user to potentially crash the system...

Go on a Psychedelic Journey of the Internet's Growth and Evolution

Security researcher Barrett Lyon, who makes visualizations of the internet's network infrastructure, is back with a new piece chronicling the rise of the IPv6 protocol...

ROS-20231009-04

Vulnerability of the nftsetcatchallflush function in the net/netfilter/nftablesapi.c module of the netfilter component of the Linux kernel is related to the re-release of previously freed memory of the Linux kernel is related to the re-release of previously freed memory. Exploitation of the...

OESA-2023-1584 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connectio...

CLSA-2023-1690294029 kernel: Fix of 29 CVEs

ALSA: pcm: Fix races among concurrent prealloc proc writes CVE-2022-1048 - ALSA: pcm: Fix races among concurrent prepare and hwparams/hwfree calls CVE-2022-1048 - ALSA: pcm: Fix races among concurrent read/write and buffer changes CVE-2022-1048 - ALSA: pcm: Fix races among concurrent hwparams and...

Cisco Nexus 9000 Series Fabric Switches Application-Centric Infrastructure Mode DHCP Version 6 Denial of Service (CVE-2018-0372)

A vulnerability in the DHCPv6 feature of the Cisco Nexus 9000 Series Fabric Switches in Application-Centric Infrastructure ACI Mode could allow an unauthenticated, remote attacker to cause the device to run low on system memory, which could result in a Denial of Service DoS condition on an affect...

The vulnerability of the Linux operating system’s IPv6 protocol implementation allows a attacker to cause a service failure or potentially have other adverse effects.

The vulnerability of the Linux operating system’s IPv6 kernel implementation stems from synchronization errors when using shared resources. Exploiting this vulnerability can allow a remote attacker to cause service failures or potentially have other adverse effects...

CVE-2021-0935

An out of bounds write flaw in the Linux kernel's IPv6 protocol was found. A local user could use this flaw to crash the system or escalate their privileges on the system...

Cisco IOS XR Denial of Service Vulnerability (CNVD-2021-09295)

Cisco IOS XR software is a modular and fully distributed network operating system for service provider networks. A denial of service vulnerability exists in Cisco IOS XR's IPv6 protocol processing. The vulnerability stems from the software not properly forwarding IPv6 packets that have an IPv6 no...

CVE-2020-1671

On Juniper Networks Junos OS platforms configured as DHCPv6 local server or DHCPv6 Relay Agent, Juniper Networks Dynamic Host Configuration Protocol Daemon JDHCPD process might crash with a core dump if a malformed DHCPv6 packet is received, resulting with the restart of the daemon. This issue on...

Denial Of Service (DoS)

IPv6 protocol is vulnerable to denial of serviceDos attacks. Remote attacker could leverage the generation of IPv6 atomic fragments to trigger the use of fragmentation in an arbitrary IPv6 flow and subsequently perform any type of a fragmentation-based attack against legacy IPv6 nodes that do not...

The vulnerability of the Cisco Application Policy Infrastructure Controller, related to deficiencies in access control, allows a perpetrator to gain unauthorized access to the device.

The vulnerability of the Cisco Application Policy Infrastructure Controller, a component of the information infrastructure management system, is related to deficiencies in access control when connecting via IPv6 protocol. Exploiting this vulnerability could allow an attacker acting locally to gai...

UBUNTU-CVE-2019-8377

An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function getipv6l4proto located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service Segmentation fault or possibly hav...

Design/Logic Flaw

A vulnerability in the DHCPv6 feature of the Cisco Nexus 9000 Series Fabric Switches in Application-Centric Infrastructure ACI Mode could allow an unauthenticated, remote attacker to cause the device to run low on system memory, which could result in a Denial of Service DoS condition on an affect...

IETF IPv6 Protocol Denial of Service Vulnerability

IPv6 stands for InternetProtocolVersion6, also known as the Next Generation Internet Protocol, which is a new IP protocol designed by the IETF to replace the current IPv4 protocol. A denial of service vulnerability exists in the IETF IPv6 Protocol. An attacker can exploit this vulnerability to...

Design/Logic Flaw

An issue was discovered in the IPv6 protocol specification, related to ICMP Packet Too Big PTB messages. The scope of this CVE is all affected IPv6 implementations from all vendors. The security implications of IP fragmentation have been discussed at length in RFC6274 and RFC7739. An attacker can...