kernel: arp: Prevent overflow in arp_req_get().

A vulnerability was found in the arpreqget function in the Linux kernel when handling the SIOCGARP ioctl input/output control request. This function copies data over into a fixed-length buffer which could result in a buffer overflow and cause memory corruption, undefined behavior, or crashes...

Linux Distros Unpatched Vulnerability : CVE-2021-47391

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - RDMA/cma: Ensure rdmaaddrcancel happens before issuing more requests The FSM can run in a circle allowing rdmaresolveip to be called twice on the same idpriv...

DEBIAN-CVE-2025-21762

In the Linux kernel, the following vulnerability has been resolved: arp: use RCU protection in arpxmit arpxmit can be called without RTNL or RCU protection. Use RCU protection to avoid potential UAF...

PT-2025-54430

Name of the Vulnerable Software and Affected Versions libcoap versions up to and including 4.3.5 Description The software contains a stack-based buffer overflow in address resolution. This occurs when attacker-controlled hostname data is copied into a fixed 256-byte stack buffer without sufficien...

PT-2025-34427

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.15.2 Description: A use-after-free vulnerability exists in the AARP proxy probe routine aarp proxy probe network within the Linux kernel. The vulnerability occurs when the routine releases the aarp lock, sleep...

AZL-54735 CVE-2024-56647 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: net: Fix icmp host relookup triggering iprtbug arp link failure may trigger iprtbug while xfrm enabled, call trace is: WARNING: CPU: 0 PID: 0 at net/ipv4/route.c:1241 iprtbug+0x14/0x20 Modules linked in: CPU: 0 UID: 0 PID: 0 Comm...

PT-2024-36956

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.12.0-rc6-00077-g2e1b3cc9d7f7 Description A vulnerability in the Linux kernel has been resolved, which could trigger an ip rt bug when an arp link failure occurs while xfrm is enabled. The issue arises from the...

The vulnerability of the arp_sys_asp function in D-Link DI-8003 router microprogramming software allows a hacker to trigger buffer overflow attacks.

The vulnerability of the arpsysasp function in D-Link DI-800 router microprogramming software is related to the execution of operations outside the buffer during the processing of the notify parameter. Exploiting this vulnerability allows a remote attacker to trigger a buffer overflow...

UBUNTU-CVE-2024-50038

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtables: avoid NFPROTOUNSPEC where needed syzbot managed to call xtcluster match via ebtables: WARNING: CPU: 0 PID: 11 at net/netfilter/xtcluster.c:72 xtclustermt+0x196/0x780 .. ebtdotable+0x174b/0x2a40 Module register...

bonding: Fix out-of-bounds read in bond_option_arp_ip_targets_set()

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kernel: bonding: Fix out-of-bounds read in bond_option_arp_ip_targets_set()

In the Linux kernel, the following vulnerability has been resolved: bonding: Fix out-of-bounds read in bondoptionarpiptargetsset In function bondoptionarpiptargetsset, if newval-string is an empty string, newval-string+1 will point to the byte after the string, causing an out-of-bound read. BUG:...

kernel: bonding: Fix out-of-bounds read in bond_option_arp_ip_targets_set()

In the Linux kernel, the following vulnerability has been resolved: bonding: Fix out-of-bounds read in bondoptionarpiptargetsset In function bondoptionarpiptargetsset, if newval-string is an empty string, newval-string+1 will point to the byte after the string, causing an out-of-bound read. BUG:...

DEBIAN-CVE-2024-42108

In the Linux kernel, the following vulnerability has been resolved: net: rswitch: Avoid use-after-free in rswitchpoll The use-after-free is actually in rswitchtxfree, which is inlined in rswitchpoll. Since skb and gq-skbsgq-dirty are in fact the same pointer, the skb is first freed using...

OESA-2024-1860 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Ensure rdmaaddrcancel happens before issuing more requests The FSM can run in a circle allowing rdmaresolveip to be called twice on the same idpriv...

SUSE CVE-2021-47391

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Ensure rdmaaddrcancel happens before issuing more requests The FSM can run in a circle allowing rdmaresolveip to be called twice on the same idpriv. While this cannot happen without going through the work, it violates t...

CVE-2021-47391

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Ensure rdmaaddrcancel happens before issuing more requests The FSM can run in a circle allowing rdmaresolveip to be called twice on the same idpriv. While this cannot happen without going through the work, it violates t...

UBUNTU-CVE-2021-47391

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Ensure rdmaaddrcancel happens before issuing more requests The FSM can run in a circle allowing rdmaresolveip to be called twice on the same idpriv. While this cannot happen without going through the work, it violates t...

CVE-2021-47391

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Ensure rdmaaddrcancel happens before issuing more requests The FSM can run in a circle allowing rdmaresolveip to be called twice on the same idpriv. While this cannot happen without going through the work, it violates t...

CVE-2021-47391 RDMA/cma: Ensure rdma_addr_cancel() happens before issuing more requests

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Ensure rdmaaddrcancel happens before issuing more requests The FSM can run in a circle allowing rdmaresolveip to be called twice on the same idpriv. While this cannot happen without going through the work, it violates t...

PT-2024-26758

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue arises when an skb is added to a neigh-arp queue while waiting for an arp reply, and the original skb's skb-dev can be different from neigh's neigh-dev. This can occur in...