openSUSE 15 Security Update : kernel (SUSE-SU-2026:1840-2)

The remote openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1840-2 advisory. The SUSE Linux Enterprise 15 SP6 kernel was updated to fix the following issue: - CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb fra...

CVE-2026-8686 DoS from MQTT v5.0 Deserialization Fault in core MQTT

Missing bounds validation in the MQTT v5.0 property parser in coreMQTT before 5.0.1 allows an MQTT broker to cause a denial of service by sending a crafted packet. To remediate this issue, users should upgrade to v5.0.1...

CVE-2026-8686

CVE-2026-8686 affects coreMQTT’s MQTT v5.0 property parser. The vulnerability is due to missing bounds validation in the parser prior to version 5.0.1, which may allow an MQTT broker to trigger a denial-of-service by sending a crafted packet. Affected component: coreMQTT (MQTT v5.0 property parsi...

CVE-2026-43333

A flaw was found in the Linux kernel's Berkeley Packet Filter BPF component. This vulnerability allows a local attacker to cause a kernel null pointer dereference by directly accessing nullable PTRTOBUF pointers without proper null checks. This can lead to a system crash, resulting in a Denial of...

CVE-2026-6664

A flaw was found in PgBouncer. An integer overflow in the network packet parsing code allows an unauthenticated remote attacker to bypass a boundary check by sending a malformed SCRAM authentication packet. This can lead to a crash, resulting in a Denial of Service DoS for the PgBouncer instance...

SUSE-SU-2026:21782-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013. - CVE-2026-46300: net: skbuff: propagate shared-frag marker throu...

SUSE-SU-2026:21749-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013. - CVE-2026-46300: net: skbuff: propagate shared-frag marker throu...

OESA-2026-2310 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: net: fix fanout UAF in packetrelease via NETDEVUP race packetrelease has a race window where NETDEVUP can re-register a socket into a fanout group's arr array. T...

SUSE CVE-2026-43482

In the Linux kernel, the following vulnerability has been resolved: schedext: Disable preemption between scxclaimexit and kicking helper work scxclaimexit atomically sets exitkind, which prevents scxerror from triggering further error handling. After claiming exit, the caller must kick the helper...

CVE-2026-8686: Out-of-bounds Read

Missing bounds validation in the MQTT v5.0 property parser in coreMQTT before 5.0.1 allows an MQTT broker to cause a denial of service by sending a crafted packet. To remediate this issue, users should upgrade to v5.0.1...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through frag-transfer helpers CVE-2026-43503 In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy...

CVE-2026-0243

A denial of service DoS vulnerability in Palo Alto Networks Prisma SD-WAN ION devices enables an unauthenticated attacker in a network adjacent to a Prisma SD-WAN ION device to cause a system disruption by sending a specially crafted IPv6 packet...

CLSA-2026-1778745959 libssh2: Fix of CVE-2026-7598

CVE-2026-7598: add usernamelen/passwordlen bounds checks in userauthlist and userauthpassword to prevent integer overflow when allocating the SSH USERAUTHREQUEST packet buffer...

wolfmqtt:wolfmqtt-fuzzer: Heap-buffer-overflow in MqttDecode_Props

Project: https://github.com/wolfSSL/wolfMQTT.git Detailed Report: https://oss-fuzz.com/testcase?key=6047565794836480 Project: wolfmqtt Fuzzing Engine: libFuzzer Fuzz Target: wolfmqtt-fuzzer Job Type: libfuzzerasanwolfmqtt Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash Address:...

SUSE-SU-2026:21694-1 Security update for the Linux Kernel (Live Patch 9 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-31.1 fixes one security issue The following security issue was fixed: - CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags bsc1264459...

Updated dnsmasq packages fix security vulnerabilities

CVE-2026-2291: dnsmasqs extractname function can be abused to cause a heap buffer overflow, allowing an attacker to inject false DNS cache entries, which could result in DNS lookups to redirect to an attacker-controlled IP address, or to cause a DoS. CVE-2026-4890: A Denial of Service DoS...

CVE-2026-42304 Twisted: Denial of Service (DoS) in twisted.names via Crafted DNS Compression Pointer Chains

Twisted is an event-based framework for internet applications, supporting Python 3.6+. Prior to 26.4.0rc2, the twisted.names module is vulnerable to a Denial of Service DoS attack via resource exhaustion during DNS name decompression. A remote, unauthenticated attacker can exploit this by sending...

CVE-2026-42304

Twisted is an event-based framework for internet applications, supporting Python 3.6+. Prior to 26.4.0rc2, the twisted.names module is vulnerable to a Denial of Service DoS attack via resource exhaustion during DNS name decompression. A remote, unauthenticated attacker can exploit this by sending...

CVE-2026-0243

A denial of service DoS vulnerability in Palo Alto Networks Prisma SD-WAN ION devices enables an unauthenticated attacker in a network adjacent to a Prisma SD-WAN ION device to cause a system disruption by sending a specially crafted IPv6 packet...

CVE-2026-42577

Netty is an asynchronous, event-driven network application framework. From 4.2.0.Final to 4.2.13.Final , Netty's epoll transport fails to detect and close TCP connections that receive a RST after being half-closed, leading to stale channels that are never cleaned up and, in some code paths, a 100...