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Out-of-bounds Read


Severity High
Score 9.8/10


In Open vSwitch (OvS) v2.4.0 through v2.5.3, v2.6.0 through v2.6.1 and v2.7.0 through v2.7.1, there is a buffer over-read while parsing the group mod OpenFlow message sent from the controller in `lib/ofp-util.c` in the function `ofputil_pull_ofp15_group_mod`.

  • LOW
  • HIGH
  • NONE
  • NONE
  • HIGH
  • HIGH

CWE-125 - Out-of-Bounds Read

Out-of-bounds read is a vulnerability that allows access to memory beyond the authorized accessible location. Such a vulnerability compromises the confidentiality of the trusted environment in the application and enables an attacker to launch further attacks by leveraging the exposed information.


Advisory Timeline

  • Published