CVE-2021-43413
Echo vulnerability analysis and mitigation

An issue was discovered in GNU Hurd before 0.9 20210404-9. A single pager port is shared among everyone who mmaps a file, allowing anyone to modify any files that they can read. This can be trivially exploited to get full root access.


SourceNVD

Related Echo vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2025-67726HIGH7.5
  • Linux DebianLinux Debian
  • python-tornado
NoNoDec 12, 2025
CVE-2025-67725HIGH7.5
  • Linux DebianLinux Debian
  • python-tornado
NoNoDec 12, 2025
CVE-2025-11266MEDIUM6.8
  • Linux DebianLinux Debian
  • gdcm
NoNoDec 12, 2025
CVE-2025-67749MEDIUM5.3
  • Linux DebianLinux Debian
  • pcsx2
NoNoDec 12, 2025
CVE-2025-40345N/AN/A
  • Linux KernelLinux Kernel
  • kernel-headers
NoYesDec 12, 2025

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