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  1. Lustre
  2. LU-8014

potential memory dereference in kuc_ispayload()

Details

    • Bug
    • Resolution: Fixed
    • Minor
    • Lustre 2.9.0
    • None
    • 3
    • 9223372036854775807

    Description

      That function takes a pointer, decrements it and dereference the new address. However we have no idea if the page it's in is readable or even exists. Such dereference would cause an oops.

      Attachments

        Activity

          [LU-8014] potential memory dereference in kuc_ispayload()
          mdiep Minh Diep made changes -
          Link New: This issue is related to JFC-20 [ JFC-20 ]
          mdiep Minh Diep made changes -
          Labels New: patch
          mdiep Minh Diep made changes -
          Link New: This issue is related to LDEV-608 [ LDEV-608 ]
          pjones Peter Jones made changes -
          Resolution New: Fixed [ 1 ]
          Status Original: Reopened [ 4 ] New: Resolved [ 5 ]
          pjones Peter Jones made changes -
          Assignee Original: WC Triage [ wc-triage ] New: Frank Zago [ fzago ]
          adilger Andreas Dilger made changes -
          Resolution Original: Fixed [ 1 ]
          Status Original: Resolved [ 5 ] New: Reopened [ 4 ]
          jgmitter Joseph Gmitter (Inactive) made changes -
          Fix Version/s New: Lustre 2.9.0 [ 11891 ]
          Resolution New: Fixed [ 1 ]
          Status Original: Open [ 1 ] New: Resolved [ 5 ]
          fzago Frank Zago (Inactive) created issue -

          People

            fzago Frank Zago (Inactive)
            fzago Frank Zago (Inactive)
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            Dates

              Created:
              Updated:
              Resolved: