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

[Ubuntu Foundations Team Bug Bot]

The attachment "avx.diff" seems to be a debdiff.  The ubuntu-sponsors
team has been subscribed to the bug report so that they can review and
hopefully sponsor the debdiff.  If the attachment isn't a patch, please
remove the "patch" flag from the attachment, remove the "patch" tag, and
if you are member of the ~ubuntu-sponsors, unsubscribe the team.

[This is an automated message performed by a Launchpad user owned by
~brian-murray, for any issue please contact him.]

** Tags added: patch

-- 
You received this bug notification because you are a member of Ubuntu
Sponsors Team, which is subscribed to the bug report.
https://bugs.launchpad.net/bugs/1988398

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

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/gnutls28/+bug/1988398/+subscriptions