CVE-2026-23286

In the Linux kernel, the following vulnerability has been resolved: atm: lec: fix null-ptr-deref in lecarpclearvccs syzkaller reported a null-ptr-deref in lecarpclearvccs. This issue can be easily reproduced using the syzkaller reproducer. In the ATM LANE LAN Emulation module, the same atmvcc can...

GHSA-3CW6-2J68-868P Envoy vulnerable to crash for scoped ip address during DNS

Summary Calling Utility::getAddressWithPort with a scoped IPv6 addresses causes a crash. This utility is called in the data plane from the originalsrc filter and the dns filter. Details The crashing function is Utility::getAddressWithPort. The crash occurs if a string containing a scoped IPv6...

EulerOS 2.0 SP13 : libwebsockets (EulerOS-SA-2026-1251)

According to the versions of the libwebsockets package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Stack-based Buffer Overflow in lwsadnsparselabel in warmcat libwebsockets allows, when the LWSWITHSYSASYNCDNS flag is enabled during...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005733)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005733 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix resolving backrefs for inline extent followed by prealloc If a file consists of an...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from race conditions during the processing of AR response events. This vulnerability may cause errors when...

Siemens SCALANCE and RUGGEDCOM Double Free (CVE-2023-7256)

In affected libpcap versions during the setup of a remote packet capture the internal function sockinitaddress calls getaddrinfo and possibly freeaddrinfo, but does not clearly indicate to the caller function whether freeaddrinfo still remains to be called after the function returns. This makes i...

UBUNTU-CVE-2026-22988

In the Linux kernel, the following vulnerability has been resolved: arp: do not assume devhardheader does not change skb-head arpcreate is the only devhardheader caller making assumption about skb-head being unchanged. A recent commit broke this assumption. Initialize @arp pointer after...

CVE-2026-22988 arp: do not assume dev_hard_header() does not change skb->head

In the Linux kernel, the following vulnerability has been resolved: arp: do not assume devhardheader does not change skb-head arpcreate is the only devhardheader caller making assumption about skb-head being unchanged. A recent commit broke this assumption. Initialize @arp pointer after...

ROS-20260119-7356

A vulnerability in the arpxmitfinish function of the net/ipv4/arp.c module of the Linux kernel IPv4 protocol implementation is related to the reuse of previously freed memory. Exploitation of the vulnerability may allow an intruder to affect confidentiality, integrity and availability of protecte...

CVE-2026-22540

The massive sending of ARP requests causes a denial of service on one board of the charger that allows control of the EV interfaces. Since the board must be operating correctly for the charger to also function correctly...

CVE-2026-22540

The massive sending of ARP requests causes a denial of service on one board of the charger that allows control of the EV interfaces. Since the board must be operating correctly for the charger to also function correctly...

CVE-2026-22540 DENIAL OF SERVICE VIA ARP PACKETS

The massive sending of ARP requests causes a denial of service on one board of the charger that allows control of the EV interfaces. Since the board must be operating correctly for the charger to also function correctly...

CVE-2026-22540 DENIAL OF SERVICE VIA ARP PACKETS

The massive sending of ARP requests causes a denial of service on one board of the charger that allows control of the EV interfaces. Since the board must be operating correctly for the charger to also function correctly...

PT-2026-1664

Name of the Vulnerable Software and Affected Versions EFACEC EV chargers affected versions not specified Description A large number of ARP requests can cause a denial of service on a control board within the EV charger, impacting the EV interfaces. The affected board's proper operation is essenti...

Efacec QC 安全漏洞

EFACEC Efacec QC is a series of electric vehicle chargers from EFACEC Portugal. A security vulnerability exists in the EFACEC QC 60/90/120, which stems from the fact that sending a large number of ARP requests may result in a denial of service to the charger board controlling the EV interface...

SUSE CVE-2025-34468

libcoap versions up to and including 4.3.5, prior to commit 30db3ea, contain a stack-based buffer overflow in address resolution when attacker-controlled hostname data is copied into a fixed 256-byte stack buffer without proper bounds checking. A remote attacker can trigger a crash and potentiall...

CVE-2025-34468

A flaw was found in libcoap. A remote attacker can exploit a stack-based buffer overflow vulnerability in the address resolution function. This occurs when attacker-controlled hostname data is copied into a fixed-size buffer without proper validation. This can lead to a crash, resulting in a Deni...

PT-2026-4488

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to Address Resolution Protocol ARP. The issue stems from an incorrect assumption within the arp create function regarding the skb-head pointer...

EUVD-2025-206064

libcoap versions up to and including 4.3.5, prior to commit 30db3ea, contain a stack-based buffer overflow in address resolution when attacker-controlled hostname data is copied into a fixed 256-byte stack buffer without proper bounds checking. A remote attacker can trigger a crash and potentiall...

Stack-based Buffer Overflow

Overview Affected versions of this package are vulnerable to Stack-based Buffer Overflow during address resolution, when attacker-controlled hostname data is copied into a fixed-size stack buffer without proper bounds checking. An attacker can cause a crash if proxy logic is enabled in the...