CVE-2026-27889 NATS: Pre-auth remote server crash via WebSocket frame length overflow in wsRead

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Starting in version 2.2.0 and prior to versions 2.11.14 and 2.12.5, a missing sanity check on a WebSockets frame could trigger a server panic in the nats-server. This happens before authentication, and...

CVE-2026-27889

CVE-2026-27889 pertains to the NATS server when WebSockets are enabled. A pre-authentication remote crash can be triggered by a crafted WebSocket frame with a 64-bit extended payload length MSB set, which causes a signed/unsigned handling issue and results in an unrecovered panic, terminating the...

CVE-2026-27889 NATS: Pre-auth remote server crash via WebSocket frame length overflow in wsRead

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Starting in version 2.2.0 and prior to versions 2.11.14 and 2.12.5, a missing sanity check on a WebSockets frame could trigger a server panic in the nats-server. This happens before authentication, and...

CLSA-2026-1774027481 Fix CVE(s): CVE-2026-30883

SECURITY UPDATE: heap overflow in PNG encoder from large profile - debian/patches/CVE-2026-30883.patch: add overflow check in Magickpngwriterawprofile to reject profiles with length that would overflow allocatedlength arithmetic - CVE-2026-30883...

CVE-2026-0849 crypto: ATAES132A response length allows stack buffer overflow

Malformed ATAES132A responses with an oversized length field overflow a 52-byte stack buffer in the Zephyr crypto driver, allowing a compromised device or bus attacker to corrupt kernel memory and potentially hijack execution...

CVE-2026-32705 PX4 autopilot BST Device Name Length Can Overflow Driver Buffer

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc2, the BST telemetry probe writes a string terminator using a device-provided length without bounds. A malicious BST device can report an oversized devnamelen, causing a stack overflow in the driver and crashing the task or...

Undici: Malicious WebSocket 64-bit length overflows parser and crashes the client

Impact A server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24....

CVE-2026-1528

CVE-2026-1528 : A flaw in undici’s WebSocket handling allows a server to reply with a 64‑bit length frame that specifies an extremely large length. The ByteParser overflows internal math, enters an invalid state, and throws a fatal TypeError that terminates the process. Affected: undici (Node.js ...

CVE-2026-1528

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24.0...

CVE-2026-1528 undici is vulnerable to Malicious WebSocket 64-bit length overflows undici parser and crashes the client

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24.0...

EUVD-2025-208266

Apache ActiveMQ does not properly validate the remaining length field which may lead to an overflow during the decoding of malformed packets. When this integer overflow occurs, ActiveMQ may incorrectly compute the total Remaining Length and subsequently misinterpret the payload as multiple MQTT...

DEBIAN-CVE-2025-66168

WARNING: Users of 6.x should upgrade to 6.2.4 or later as the fix was missed in previous 6.x releases. See the following for more details: https://activemq.apache.org/security-advisories.data/CVE-2026-40046-announcement.txt https://vulners.com/cve/CVE-2026-40046 Original Report: Apache ActiveMQ...

CVE-2025-66168

CVE-2025-66168 concerns an integer overflow in MQTT Remaining Length handling in Apache ActiveMQ. The root cause is improper validation of the MQTT Remaining Length field, which can cause an overflow during decoding of malformed packets, leading to misinterpretation of the payload as multiple MQT...

CVE-2025-66168 Apache ActiveMQ, Apache ActiveMQ All Module, Apache ActiveMQ MQTT Module: MQTT control packet remaining length field is not properly validated

WARNING: Users of 6.x should upgrade to 6.2.4 or later as the fix was missed in previous 6.x releases. See the following for more details: https://activemq.apache.org/security-advisories.data/CVE-2026-40046-announcement.txt https://vulners.com/cve/CVE-2026-40046 Original Report: Apache ActiveMQ...

CVE-2025-66168 Apache ActiveMQ, Apache ActiveMQ All Module, Apache ActiveMQ MQTT Module: MQTT control packet remaining length field is not properly validated

WARNING: Users of 6.x should upgrade to 6.2.4 or later as the fix was missed in previous 6.x releases. See the following for more details: https://activemq.apache.org/security-advisories.data/CVE-2026-40046-announcement.txt https://vulners.com/cve/CVE-2026-40046 Original Report: Apache ActiveMQ...

CVE-2025-66168

Apache ActiveMQ does not properly validate the remaining length field which may lead to an overflow during the decoding of malformed packets. When this integer overflow occurs, ActiveMQ may incorrectly compute the total Remaining Length and subsequently misinterpret the payload as multiple MQTT...

CVE-2025-66168

WARNING: Users of 6.x should upgrade to 6.2.4 or later as the fix was missed in previous 6.x releases. See the following for more details: https://activemq.apache.org/security-advisories.data/CVE-2026-40046-announcement.txt https://vulners.com/cve/CVE-2026-40046 Original Report: Apache ActiveMQ...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005522)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005522 advisory. In the Linux kernel, the following vulnerability has been resolved: CDC-NCM: avoid overflow in sanity checking A broken device may give an extreme offset like 0xFFF0...

kernel: Linux kernel: Out-of-bounds write in Bluetooth MGMT can lead to information disclosure and denial of service

A flaw was found in the Linux kernel's Bluetooth management MGMT subsystem. A local attacker could exploit an out-of-bounds OOB write vulnerability in the parseadvmonitorpattern function. This occurs when user-controlled input for the length variable exceeds the buffer's capacity during a copy...

RUSTSEC-2026-0069 Incorrect Length Encoding on KDF Export

Passing values length 65535 to Context::export produces output that disagrees with the RFC 9180 label encoding. In particular the length value is cast to u16 truncating any value exceeding 65535. Impact Applications that use hpke-rs to export very large secrets would experience interoperability...