Mattermost Server 10.11.x <= 10.11.13 / 11.4.x <= 11.4.3 / 11.5.x <= 11.5.1 Multiple Vulnerabilities (MMSA-2026-00573 / MMSA-2026-00576 / MMSA-2026-00591 / MMSA-2026-00605 / MMSA-2026-00607 / MMSA-2026-00608 / MMSA-2026-00614 / MMSA-2026-00627)

The version of Mattermost Server installed on the remote host is affected by multiple vulnerabilities: - Mattermost fails to sanitize sensitive configuration fields before including them in support packet generation, which allows a Mattermost System Admin or any party with access to a support...

Linux Kernel Security Vulnerabilities

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 sending TCP, IL, RUDP, or GRE packets with a packet size smaller than the header size, potentially...

CVE-2026-42626: Undefined Security Weakness

HP ENVY 5000 series printers VERBASPP1N003.2237A.00 do not properly manage concurrent TCP connections to port 9100 JetDirect/RAW printing. An unauthenticated remote attacker on the same network can establish a persistent connection to port 9100 and send keep-alive packets, causing the printer's...

CLSA-2026-1779294291 dnsmasq: Fix of 3 CVEs

CVE-2026-4890: fix NSEC bitmap parsing infinite loop in DNSSEC validation - CVE-2026-4891: verify rdlen field in RRSIG packets - CVE-2026-4892: fix buffer overflow in helper.c with large DHCPv6 CLIDs...

ROS-20260521-73-0004

A vulnerability in the icmptagvalidation function of the Linux kernel is related to pointer dereferencing errors. Exploitation of the vulnerability could allow a remote attacker to cause a denial of service by sending specially crafted ICMP packets...

USN-8286-1 openvpn vulnerabilities

Guannan Wang, Zhanpeng Liu, Guancheng Li, and Emma Reuter discovered that OpenVPN incorrectly handled suitably malformed packets with valid tls-crypt-v2 keys. An attacker could possibly use this issue to cause OpenVPN to crash, resulting in a denial of service. CVE-2026-35058 Guannan Wang, Zhanpe...

CVE-2026-3039

BIND servers that are configured to use TKEY-based authentication via GSS-API tokens are vulnerable to excessive memory consumption when receiving and processing maliciously-constructed packets. Typically these servers will be found in Active Directory integrated DNS deployments and/or...

CVE-2026-3039 BIND 9 server memory exhaustion during GSS-API TKEY negotiation

BIND servers that are configured to use TKEY-based authentication via GSS-API tokens are vulnerable to excessive memory consumption when receiving and processing maliciously-constructed packets. Typically these servers will be found in Active Directory integrated DNS deployments and/or...

CVE-2026-3039

BIND servers that are configured to use TKEY-based authentication via GSS-API tokens are vulnerable to excessive memory consumption when receiving and processing maliciously-constructed packets. Typically these servers will be found in Active Directory integrated DNS deployments and/or...

CVE-2026-3039

BIND servers that are configured to use TKEY-based authentication via GSS-API tokens are vulnerable to excessive memory consumption when receiving and processing maliciously-constructed packets. Typically these servers will be found in Active Directory integrated DNS deployments and/or...

kernel: usbip: validate number_of_packets in usbip_pack_ret_submit()

A flaw was found in the Linux kernel's USB/IP subsystem. A malicious USB/IP server could exploit a vulnerability in the usbippackretsubmit function by sending a specially crafted RETSUBMIT response. This response, containing an oversized numberofpackets value, could cause a heap out-of-bounds...

USN-8282-1 unbound vulnerabilities

Andrew Griffiths discovered that Unbound did not properly handle certain DNSCrypt packets. A remote attacker could possibly use this issue to cause Unbound to crash, resulting in a denial of service. CVE-2026-32792 Qifan Zhang discovered that Unbound incorrectly handled DNSSEC validation in certa...

CVE-2026-42960

NLnet Labs Unbound up to and including version 1.25.0 is vulnerable to poisoning via promiscuous records for the authority section. Promiscuous RRSets that complement DNS replies in the authority section can be used to trick Unbound to cache such records. If an adversary is able to attach such...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vmxnet3: Fixed the missing reserved tailroom. Use rbi-len instead of rcd-len for non-data-carrying packets. Issues found: XDPWARN: xdpupdateframefrombuffline:278: Driver BUG: missing reserved tailroom WARNING: CPU: 0 PID: 0 at...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: mana: Fixed the Rx DMA data size and skboverpanic issue. The function managetrxbufcfg aligns the DMA data size of the RX buffer to be a multiple of 64. As a result, a packet slightly larger than mtu+14, for example, 1536...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fixed the response length checking for UD request packets. According to the IBA specification: If a UD request packet is detected with an invalid length, the request shall be considered invalid, and it shall be silently...

PT-2026-61220

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the belkin sa read int callback function within the USB serial driver for Belkin devices. The interrupt callback processes interrupt data as a four-byte status report,...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021641)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021641 advisory. 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...

ISC BIND 9 security vulnerabilities

ISC BIND 9 is a domain name system software developed by the ISC organization. ISC BIND 9 has a security vulnerability that arises from the use of TKEY authentication based on GSS-API tokens. Processing maliciously constructed packets may lead to excessive memory consumption. The following versio...

gstreamer-plugins-ugly: GStreamer: Remote Code Execution via out-of-bounds write in RealMedia Demuxer

A flaw was found in GStreamer. This vulnerability allows a remote attacker to execute arbitrary code by exploiting an out-of-bounds write in the RealMedia Demuxer component. The issue occurs due to improper validation of user-supplied data during the processing of video packets, leading to a writ...