[Bug 1988398] Re: crash due to incomplete AVX check

[Brian Murray]

** Tags added: rls-jj-incoming

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Title:
  crash due to incomplete AVX check

Status in gnutls28 package in Ubuntu:
  New

Bug description:
  Hello,

  gnutls 3.7.3-4ubuntu1.1 does not properly check for AVX support. On
  VMs that disable AVX / XSAVE but still set the AVX cpuid capability
  processes that use gnutls are crashing with an illegal instruction
  error.

  For details see:
  https://gitlab.com/gnutls/gnutls/-/issues/1282#note_991427169

  Attached you'll find the debdiff which adds 
  https://gitlab.com/gnutls/gnutls/-/commit/8ff391fa011e02c88b0d099061ca62e88ab68011

  I locally built the package and verified that the error on my VM is gone. Please consider including this patch into jammy. Upstream acknowledged that this patch is sufficient to fix the bug:
  https://gitlab.com/gnutls/gnutls/-/merge_requests/1631#note_1084762091

  Thanks,
  Gregor

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