zeek -- potential DoS vulnerabilities

Tim Wojtulewicz of Corelight reports: The NVT, Rlogin, and RSH analyzers have received fixes to avoid unbounded state growth. Due to the fact that these packets can be received from remote hosts, these are considered DoS risks. A specially crafted WebSocket payload can cause the Spicy WebSocket...

kernel: ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach()

A flaw was found in the Linux kernel's IPv6 ICMP error generation. A remote attacker could send a specially crafted IPv4 ICMP error packet with a Common Internet Protocol Security Option CIPSO IP option. This could lead to incorrect handling of packet control block data when generating an IPv6 IC...

libssh2: libssh2 - Out-of-Bounds Write via Unchecked packet_length in transport.c

An out-of-bounds write vulnerability exists in the libssh2 client. A remote attacker can exploit this by sending a specially crafted SSH packet with an abnormally large length value. This corrupts the application's memory and can potentially allow the attacker to execute arbitrary code on the...

CVE-2026-53091

A flaw was found in the Linux kernel's handling of Generic Segmentation Offload GSO packet headers. This vulnerability occurs when the qdiscpktlensegsinit function does not properly pull headers into the expected memory location, which can lead to incorrect processing by network drivers. A remote...

CVE-2026-12760 Denial-of-Service Vulnerability via Malformed IPv4 Fragmentation Handling in TP-Link Tapo C200

A denial-of-service DoS vulnerability has been identified in Tapo C200 v3 in the network packet handling logic due to improper handling of IPv4 fragmented packets. An unauthenticated adjacent attacker can send crafted packets to cause excessive resource consumption, leading to instability of the...

The vulnerability of Dahua’s micro-programming software, related to uncontrolled reachability assertions, allows a intruder to trigger a service failure.

The vulnerability of Dahua device’s microprogramming software is related to an uncontrollable and exploitable flaw. Exploiting this vulnerability could allow a malicious actor to cause service failures by sending specially crafted data packets...

kernel: netfilter: ip6t_eui64: reject invalid MAC header for all packets

A flaw was found in the Linux kernel's netfilter component. This vulnerability occurs because the eui64mt6 function, which processes IPv6 packets, does not properly validate the MAC header for all packets. Specifically, packets with a zero fragment offset could bypass an existing guard, allowing...

ROS-20260615-73-0041

The vulnerability of the yuvensurebuffer function in the RDP client FreeRDP is related to incorrect calculations of the size of the buffer allocated. Exploiting this vulnerability allows a remote attacker to execute arbitrary code by sending specially crafted NAL packets...

CVE-2026-11774

An integer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, adding sizeofuint32t to a crafted SASL packet length prefix of 0xFFFFFFFC causes unsigned wraparound to zero, bypassing the nsslapd-maxsasliosize limit and leading to a heap buffer...

CVE-2026-11774

An integer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, adding sizeofuint32t to a crafted SASL packet length prefix of 0xFFFFFFFC causes unsigned wraparound to zero, bypassing the nsslapd-maxsasliosize limit and leading to a heap buffer...

CVE-2026-29115

A vulnerability has been found in some Dahua products could allow an authenticated remote attacker to send a specially crafted packet, triggering an exception that causes the system to reboot unexpectedly, resulting in a denial of service...

CVE-2026-29116

A vulnerability has been found in some Dahua products could allow an unauthenticated remote attacker to send a specially crafted packet, triggering an exception that causes the system to reboot unexpectedly, resulting in a denial of service...

CVE-2026-29115

A vulnerability has been found in some Dahua products could allow an authenticated remote attacker to send a specially crafted packet, triggering an exception that causes the system to reboot unexpectedly, resulting in a denial of service...

Updated freeciv packages fix security vulnerabilities

CVE-2026-33250, freeciv crash with a stack overflow when receiving specially-crafted packets. A remote attacker can use this to take down any public server. A malicious server can use this to crash the game on the player's machine...

MGASA-2026-0183 Updated freeciv packages fix security vulnerabilities

CVE-2026-33250, freeciv crash with a stack overflow when receiving specially-crafted packets. A remote attacker can use this to take down any public server. A malicious server can use this to crash the game on the player's machine...

Palo Alto Networks PAN-OS 代码问题漏洞

Palo Alto Networks PAN-OS is an operating system developed by Palo Alto Networks for its firewall devices. There is a code vulnerability in Palo Alto Networks PAN-OS, which stems from memory corruption during tunnel traffic processing. This vulnerability could allow authenticated users to initiat...

Dahua多款产品 安全漏洞

Dahua SD, among others, are products of China’s Dahua Corporation. Dahua SD is a series of cloud-based tabletop cameras. Dahua NVR is a series of network video recorders. Dahua XVR is a series of devices capable of recording and displaying high-definition and IP cameras. Several Dahua products ha...

CVE-2026-35058

Improper validation of packet length during tls-crypt-v2 key extraction in OpenVPN 2.6.0 through 2.6.19 and 2.7alpha1 through 2.7.1 allows authenticated attackers to trigger a fatal assertion and cause a denial of service via a specially crafted packet...

CVE-2026-3238 Samba: denial of service against ad dc wins server

A flaw was found in Samba’s WINS server component when running as an Active Directory Domain Controller. The WINS protocol handlers for certain request types did not properly validate incoming packets, allowing an unauthenticated remote attacker to trigger a NULL pointer dereference and crash the...

CVE-2025-53844

A out-of-bounds write vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11 allows attacker to execute unauthorized code or commands via specially crafted packets...