CVE-2021-47309

In the Linux kernel, the following vulnerability has been resolved: net: validate lwtstate-data before returning from skbtunnelinfo skbtunnelinfo returns pointer of lwtstate-data as iptunnelinfo type without validation. lwtstate-data can have various types such as mplsiptunnelencap, etc and these...

CVE-2021-47247

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free of encap entry in neigh update handler Function mlx5erepneighupdate wasn't updated to accommodate rtnl lock removal from TC filter update path and properly handle concurrent encap entry...

CVE-2021-47247

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free of encap entry in neigh update handler Function mlx5erepneighupdate wasn't updated to accommodate rtnl lock removal from TC filter update path and properly handle concurrent encap entry...

DEBIAN-CVE-2021-47247

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free of encap entry in neigh update handler Function mlx5erepneighupdate wasn't updated to accommodate rtnl lock removal from TC filter update path and properly handle concurrent encap entry...

UBUNTU-CVE-2021-47309

In the Linux kernel, the following vulnerability has been resolved: net: validate lwtstate-data before returning from skbtunnelinfo skbtunnelinfo returns pointer of lwtstate-data as iptunnelinfo type without validation. lwtstate-data can have various types such as mplsiptunnelencap, etc and these...

UBUNTU-CVE-2021-47247

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free of encap entry in neigh update handler Function mlx5erepneighupdate wasn't updated to accommodate rtnl lock removal from TC filter update path and properly handle concurrent encap entry...

CVE-2021-47247 net/mlx5e: Fix use-after-free of encap entry in neigh update handler

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free of encap entry in neigh update handler Function mlx5erepneighupdate wasn't updated to accommodate rtnl lock removal from TC filter update path and properly handle concurrent encap entry...

CVE-2021-47247

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free of encap entry in neigh update handler Function mlx5erepneighupdate wasn't updated to accommodate rtnl lock removal from TC filter update path and properly handle concurrent encap entry...

CVE-2021-47247 net/mlx5e: Fix use-after-free of encap entry in neigh update handler

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free of encap entry in neigh update handler Function mlx5erepneighupdate wasn't updated to accommodate rtnl lock removal from TC filter update path and properly handle concurrent encap entry...

CVE-2021-47247

CVE-2021-47247 is a Linux kernel use-after-free in the mlx5e_encap_take path during neigh update, caused by improper handling when encap entries are concurrently inserted/deleted after rtnetlink lock changes. The issue is documented in upstream kernel notes and is listed in Debian’s DLA-4178-1 ad...

CVE-2021-47199

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: CT, Fix multiple allocations and memleak of mod acts CT clear action offload adds additional mod hdr actions to the flow's original mod actions in order to clear the registers which hold ctstate. When such flow also...

CVE-2021-47199

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: CT, Fix multiple allocations and memleak of mod acts CT clear action offload adds additional mod hdr actions to the flow's original mod actions in order to clear the registers which hold ctstate. When such flow also...

CVE-2021-47199 net/mlx5e: CT, Fix multiple allocations and memleak of mod acts

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: CT, Fix multiple allocations and memleak of mod acts CT clear action offload adds additional mod hdr actions to the flow's original mod actions in order to clear the registers which hold ctstate. When such flow also...

CVE-2021-47199

The CVE-2021-47199 issue in the Linux kernel's mlx5e CT offload layer causes a memleak of mod hdr actions due to CT clear action offload flow handling. Specifically, CT clear action offload adds the same set of mod hdr actions to reset ct_state when an encap action is present, potentially repeati...

CVE-2024-21606

A Double Free vulnerability in the flow processing daemon flowd of Juniper Networks Junos OS on SRX Series allows a network-based, unauthenticated attacker to cause a Denial of Service DoS. In a remote access VPN scenario, if a "tcp-encap-profile" is configured and a sequence of specific packets ...

PT-2024-1114 · Juniper Networks · Junos

Name of the Vulnerable Software and Affected Versions: Junos OS versions earlier than 20.4R3-S8 Junos OS versions 21.2 earlier than 21.2R3-S6 Junos OS versions 21.3 earlier than 21.3R3-S5 Junos OS versions 21.4 earlier than 21.4R3-S5 Junos OS versions 22.1 earlier than 22.1R3-S3 Junos OS versions...

kernel: net/mlx5e: Fix cleanup null-ptr deref on encap lock

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix cleanup null-ptr deref on encap lock During module is unloaded while a peer tc flow is still offloaded, first the peer uplink rep profile is changed to a nic profile, and so neigh encap lock is destroyed. Next duri...

kernel: Linux kernel: Denial of Service in mlx5e due to incorrect encap attribute handling

A flaw was found in the mlx5e Traffic Control TC encapsulation logic in the net/mlx5e driver of the Linux kernel. The code responsible for invalidating encapsulation actions did not use the proper helper function to retrieve the correct encapsulation attribute, instead assuming the default...

kernel: 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...

kernel: Linux kernel: Denial of Service in mlx5e due to incorrect encap attribute handling

A flaw was found in the mlx5e Traffic Control TC encapsulation logic in the net/mlx5e driver of the Linux kernel. The code responsible for invalidating encapsulation actions did not use the proper helper function to retrieve the correct encapsulation attribute, instead assuming the default...