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1.Zephyrʵʱ²Ù×÷ϵͳ(RTOS)°²È«¸üУ¬½¨¸´¶à¸ö·ì϶


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Zephyrʵʱ²Ù×÷ϵͳ(RTOS)°²È«¸üУ¬½¨¸´ÁË8¸ö¿ÉÄܵ¼Ö»ؾø·þÎñ (DoS) ºÍÔ¶³Ì´úÂëÖ´Ðеķì϶ ¡£ZephyrÊÇÓ×Ð͵Äʵʱ²Ù×÷ϵͳ£¬ÓÃÓÚ×ÊÔ´ÊÜÏÞµÄǶÈëʽ»¥ÁªÉ豸£¬µÃµ½ÁËFacebook¡¢¹È¸è¡¢IntelµÈ³ÛÃû¹«Ë¾µÄÖ§³Ö£¬Ö§³Ö200¶àÖÖ·ÖÆçCPU¼Ü¹¹£¨ARM¡¢Cortex-MºÍIntel x86µÈ£© ¡£Õâ´Î½¨¸´µÄ·ì϶´æÔÚÓÚZephyrµÄÀ¶ÑÀLEÁ´Â·²ã (LL) ¼°ÆäÂß¼­Á´Â·½ÚÔìºÍÊÊÅäºÍ̸ (L2CAP) ÖУ¬ÆäÖнÏΪÑϳÁµÄÊÇÐÅϢй¶·ì϶£¨CVE-2021-3435£©ºÍDoS·ì϶£¨CVE-2021-3455£© ¡£


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https://www.bleepingcomputer.com/news/security/zephyr-rtos-fixes-bluetooth-bugs-that-may-lead-to-code-execution/


2.×êÑÐÈËÔ±Åû¶Lexmark´òÓ¡»úÖдæÔÚËÁÒâ´úÂëÖ´ÐÐ0day


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https://threatpost.com/lexmark-printers-code-execution-zero-day/167111/


3.Avast³Æ½©Ê¬ÍøÂçDirtyMoeÒÑϰȾ10Íò¶à¸öWindowsϵͳ


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https://securityaffairs.co/wordpress/119230/malware/dirtymoe-botnet-growing.html


4.ÐÂÀÕË÷Èí¼þDarkRadiationÖØÒªÕë¶ÔLinuxºÍDockerÈÝÆ÷


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https://www.sentinelone.com/blog/darkradiation-abusing-bash-for-linux-and-docker-container-ransomware/


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https://therecord.media/city-of-liege-belgium-hit-by-ransomware/


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