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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2023-29403

Unsafe behavior in setuid/setgid binaries in runtime

Description

On Unix platforms, the Go runtime does not behave differently when a binary is run with the setuid/setgid bits. This can be dangerous in certain cases, such as when dumping memory state, or assuming the status of standard i/o file descriptors. If a setuid/setgid binary is executed with standard I/O file descriptors closed, opening any files can result in unexpected content being read or written with elevated privileges. Similarly, if a setuid/setgid program is terminated, either via panic or signal, it may leak the contents of its registers.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Go standard library runtime

Default version status: unaffected

  • 0 to < 1.19.10affected
  • 1.20.0-0 to < 1.20.5affected

References