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Rewterz Threat Advisory –ICS: Multiple Hitachi Products Vulnerabilities
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Rewterz Threat Advisory – Multiple Linux Kernel Vulnerabilities

Severity

Medium

Analysis Summary

CVE-2023-1079 CVSS:4.6

Linux Kernel is vulnerable to a denial of service, caused by a use-after-free flaw flaw in the asus_kbd_backlight_set function. By using a specially-crafted USB device, a physical attacker could exploit this vulnerability to cause a denial of service condition.

CVE-2023-1077 CVSS:6.2

Linux Kernel is vulnerable to a denial of service, caused by a type confusion flaw in the pick_next_rt_entity() function in the RT scheduling stack. By sending a specially-crafted request, a local attacker could exploit this vulnerability to cause a denial of service condition.

CVE-2023-1076 CVSS:6.2

Linux Kernel is vulnerable to a denial of service, caused by a type confusion flaw in the initialization of TUN/TAP sockets. By sending a specially-crafted request, a local attacker could exploit this vulnerability to cause a denial of service condition.

CVE-2023-1075 CVSS:6.2

Linux Kernel is vulnerable to a denial of service, caused by a type confusion flaw in the net/tls stack. By sending a specially-crafted request, a local attacker could exploit this vulnerability to cause a denial of service condition.

Impact

  1. Denial of Service

Indicators Of Compromise

CVE

  • CVE-2023-1079
  • CVE-2023-1077
  • CVE-2023-1076
  • CVE-2023-1075

Affected Vendors

Linux

Affected Products

  • Linux Kernel

Remediation

Refer to Linux Kernel GIT Repository for patch, upgrade or suggested workaround information. 

Linux Kernel GIT Repository