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Rewterz Threat Advisory – CVE-2021-3600 – Linux Kernel Code Execution

Severity

Medium

Analysis Summary

CVE-2021-3600

Linux Kernel could allow a local attacker to execute arbitrary code on the system, caused by an eBPF 32-bit div/mod source register truncation leading to out-of-bounds reads and writes flaws. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code, obtain sensitive information, or cause a denial of service condition on the system

Impact

  • Code Execution
  • Denial of Service
  • Unauthorized Access

Affected Vendors

Linux

Affected Products

  • Linux Kernel 4.4.0
  • Linux Kernel 4.9
  • Linux Kernel 4.14
  • Linux Kernel 4.15-rc9

Remediation

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

https://www.kernel.org/