SUSE CVE-2026-31774

In the Linux kernel, the following vulnerability has been resolved: iouring/net: fix slab-out-of-bounds read in iobundlenbufs sqe-len is u32 but gets stored into sr-len which is int. When userspace passes sqe-len values exceeding INTMAX e.g. 0xFFFFFFFF, sr-len overflows to a negative value. This...

PT-2026-37390

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An overflow occurs in the 16-bit UDP length field when processing oversized PPPoL2TP packets with UDP encapsulation. The l2tp xmit core function fails to check for overflows during the...

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 l2tp’s failure to check for UDP length field overflows during UDP encapsulation. This could lead to the...

CVE-2026-41927

WDR201A WiFi Extender HW V2.1, FW LFMZX28040922V1.02 contains a stack-based buffer overflow vulnerability in the firewall.cgi and makeRequest.cgi binaries that allows unauthenticated attackers to overwrite the saved return address by sending a POST request with a Content-Length header exceeding 5...

CVE-2026-41927

WDR201A WiFi Extender HW V2.1, FW LFMZX28040922V1.02 contains a stack-based buffer overflow vulnerability in the firewall.cgi and makeRequest.cgi binaries that allows unauthenticated attackers to overwrite the saved return address by sending a POST request with a Content-Length header exceeding 5...

CVE-2026-41927 WDR201A WiFi Extender Stack-Based Buffer Overflow via firewall.cgi

WDR201A WiFi Extender HW V2.1, FW LFMZX28040922V1.02 contains a stack-based buffer overflow vulnerability in the firewall.cgi and makeRequest.cgi binaries that allows unauthenticated attackers to overwrite the saved return address by sending a POST request with a Content-Length header exceeding 5...

Linux Distros Unpatched Vulnerability : CVE-2026-31774

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iouring/net: fix slab-out-of-bounds read in iobundlenbufs sqe-len is u32 but gets stored into sr-len which is int. When userspace passes sqe-len values exceedin...

CVE-2026-31774

In the Linux kernel, the following vulnerability has been resolved: iouring/net: fix slab-out-of-bounds read in iobundlenbufs sqe-len is u32 but gets stored into sr-len which is int. When userspace passes sqe-len values exceeding INTMAX e.g. 0xFFFFFFFF, sr-len overflows to a negative value. This...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013505)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013505 advisory. In the Linux kernel, the following vulnerability has been resolved: udf: fix uninit-value use in udfgetfileshortad Check for overflow when computing alen in...

CVE-2026-5295 Stack Buffer Overflow in wolfSSL PKCS7 wc_PKCS7_DecryptOri() via Oversized OID

A stack buffer overflow exists in wolfSSL's PKCS7 implementation in the wcPKCS7DecryptOri function in wolfcrypt/src/pkcs7.c. When processing a CMS EnvelopedData message containing an OtherRecipientInfo ORI recipient, the function copies an ASN.1-parsed OID into a fixed 32-byte stack buffer...

CVE-2026-40046

CVE-2026-40046 is an Integer Overflow/Wraparound vulnerability in Apache ActiveMQ and related modules (ActiveMQ, ActiveMQ All, ActiveMQ MQTT) caused by improper validation of the MQTT remaining length field. A fix intended for CVE-2025-66168 was applied only to 5.19.2+ but was missed for 6.0.0–6....

CVE-2026-34876

An issue was discovered in Mbed TLS 3.x before 3.6.6. An out-of-bounds read vulnerability in mbedtlsccmfinish in library/ccm.c allows attackers to obtain adjacent CCM context data via invocation of the multipart CCM API with an oversized taglen parameter. This is caused by missing validation of t...

PT-2026-35011

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the batman-adv module where the batadv tt prepare tvlv global data function calculates the allocation length for a global TT response using 16-bit temporaries. If a...

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...

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....