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A vulnerability was found in Linux Kernel up to 6.18.22/6.19.12 and classified as critical. The impacted element is the function rxrpc_post_response of the component rxrpc. The manipulation results in incorrect comparison. This vulnerability is cataloged as CVE-2026-31640. The attack must originate from the local network. There is no exploit available. It is suggested to upgrade the affected component.

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英国皇家医学院学会在递交给政府的咨询意见书中表示，社交媒体的使用与吸烟一样对年轻人的健康构成威胁。医生在接诊年轻患者时，应例行询问他们的屏幕时间和社交媒体使用情况。英国政府正在考虑的一项措施是禁止 16 岁以下儿童使用社交媒体，类似澳大利亚的做法。其它可能采取的限制包括宵禁，或禁用自动播放和无限滚动等功能。儿童精神科医生 Emily Sehmer 认为过度使用社媒的危害远甚于吸烟，因为儿童只需几秒钟就会接触到有害内容。

A vulnerability, which was classified as critical, was found in Linux Kernel up to 6.6.134/6.12.81/6.18.22/6.19.12. Impacted is the function rxrpc_input_packet_on_conn. Executing a manipulation can lead to denial of service. This vulnerability is tracked as CVE-2026-31638. The attack is only possible within the local network. No exploit exists. You should upgrade the affected component.

A vulnerability classified as critical has been found in Linux Kernel up to 6.18.22/6.19.12. This issue affects the function rxgk_verify_authenticator of the component rxrpc. This manipulation causes out-of-bounds read. This vulnerability is tracked as CVE-2026-31636. The attack is only possible within the local network. No exploit exists. It is recommended to upgrade the affected component.

A vulnerability classified as critical was found in Linux Kernel up to 6.6.134/6.12.81/6.18.22/6.19.12. Impacted is the function rxkad_decrypt_ticket of the component rxrpc. Such manipulation leads to privilege escalation. This vulnerability is listed as CVE-2026-31637. The attack must be carried out from within the local network. There is no available exploit. Upgrading the affected component is advised.

A vulnerability described as critical has been identified in Linux Kernel up to 6.18.22/6.19.12. This vulnerability affects the function rxgk_verify_response of the file scripts/decode_stacktrace.sh of the component rxrpc. The manipulation results in stack-based buffer overflow. This vulnerability is identified as CVE-2026-31635. The attack can only be performed from the local network. There is not any exploit available. Upgrading the affected component is recommended.

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 6.19.12. This issue affects the function rxrpc_server_keyring of the component rxrpc. Performing a manipulation results in improper update of reference count. This vulnerability is identified as CVE-2026-31634. The attack can only be performed from the local network. There is not any exploit available. It is advisable to upgrade the affected component.

Executive Summary During the March–April 2026 reporting period, AI use in offensive operations advanced from development and planning to real-time operational deployment. Multiple independent cases, involving individual criminal actors, mass exploitation platforms, ransomware groups, and state-sponsored espionage, show evidence of commercial AI models executing autonomous attack workflows across extended campaigns. Key findings: AI as Live […]

The post AI Threat Landscape Digest March-April 2026 appeared first on Check Point Research.

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漏洞可劫持虚表，多版本均受影响

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A vulnerability described as critical has been identified in MediaArea MediaInfoLib 26.01. This issue affects some unknown processing of the component ID3v2 Parser. The manipulation results in heap-based buffer overflow. This vulnerability is reported as CVE-2026-25713. The attack can be launched remotely. No exploit exists.

A vulnerability marked as problematic has been reported in SpabRice Nyla Plugin up to 1.7 on WordPress. This vulnerability affects unknown code. The manipulation leads to basic cross site scripting. This vulnerability is documented as CVE-2026-39642. The attack can be initiated remotely. There is not any exploit available.

A vulnerability labeled as problematic has been found in Dylan Kuhn Geo Mashup Plugin up to 1.13.18 on WordPress. This affects an unknown part. Executing a manipulation can lead to cross site scripting. This vulnerability is registered as CVE-2026-27427. It is possible to launch the attack remotely. No exploit is available.