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change the tag 'verification-needed-bionic' to 'verification-failed-
bionic'.

If verification is not done by 5 working days from today, this fix will
be dropped from the source code, and this bug will be closed.

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** Tags added: verification-needed-bionic

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https://bugs.launchpad.net/bugs/1794294

Title:
  [Ubuntu] s390/crypto: Fix return code checking in cbc_paes_crypt.

Status in Ubuntu on IBM z Systems:
  In Progress
Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Bionic:
  Fix Committed
Status in linux source package in Cosmic:
  Fix Committed

Bug description:
  SRU Justification

  Impact: An incorrect return value check can result in a protected key
  not being re-transformed when it became invalid.

  Fix: Upstream commit b81126e01a8c6048249955feea46c8217ebefa91.

  Regression Potential: This is a trivial patch to an architecture-
  specific driver, so there is minimal potential for regression.

  ---

  
  Description:  s390/crypto: Fix return code checking in cbc_paes_crypt.

  Symptom:      A protected key is not re-transformed when it became
  invalid

  Problem:  The return code of cpacf_kmc() is less than the number of
  bytes to process in case of an error, not greater.

  Solution:     Correct return code checking.

  Commit- ID:  b81126e01a8c6048249955feea46c8217ebefa91

  kernel 4.19

  For all releases which contains  paes_s390 kernel module , which are
  kernel > 4.11 => Ubuntu 18.04, Ubuntu 18.10,

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