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Release of Invalid Pointer or Reference

CVE-2023-31082

Medium
5.5/10

Summary

An issue was discovered in drivers/tty/n_gsm.c in the Linux kernel 6.2. There is a sleeping function called from an invalid context in gsmld_write, which will block the kernel. Note: This has been disputed by 3rd parties as not a valid vulnerability.

  • LOW
  • LOCAL
  • NONE
  • UNCHANGED
  • NONE
  • LOW
  • NONE
  • HIGH

CWE-763 - Release of Invalid Pointer or Reference

The application attempts to return a memory resource to the system, but calls the wrong release function or calls the appropriate release function incorrectly.

References

Advisory Timeline

  • Published