This bug was fixed in the package linux-oem-5.14 - 5.14.0-1049.56
---------------
linux-oem-5.14 (5.14.0-1049.56) focal; urgency=medium
* focal/linux-oem-5.14: 5.14.0-1049.56 -proposed tracker (LP:
#1985873)
* CVE-2021-33655
- fbcon: Disallow setting font bigger than screen size
- fbcon: Prevent that screen size is smaller than font size
- fbmem: Check virtual screen sizes in fb_set_var()
* AMD Rembrandt: DP tunneling fails with Thunderbolt monitors (LP: #1983143)
- SAUCE: drm/amd: Fix DP Tunneling with Thunderbolt monitors
- drm/amd/display: Fix for dmub outbox notification enable
- Revert "drm/amd/display: Fix DPIA outbox timeout after S3/S4/reset"
- drm/amd/display: Reset link encoder assignments for GPU reset
- drm/amd/display: Fix DPIA outbox timeout after S3/S4/reset
- drm/amd/display: Fix new dmub notification enabling in DM
- SAUCE: thunderbolt: Add DP out resource when DP tunnel is discovered.
* Enable speaker and mute LEDs for HP laptops (LP: #1982990)
- ALSA: hda/realtek: Enable speaker and mute LEDs for HP laptops
* Audio mute key (f5) LED and Mic mute key (f8) LED are no function on HP
440/450/640/650 G9 (LP: #1982716)
- ALSA: hda/realtek: fix mute/micmute LEDs for HP machines
* CVE-2021-33061
- ixgbe: add improvement for MDD response functionality
* Miscellaneous upstream changes
- ixgbe: add the ability for the PF to disable VF link state
- ixgbevf: add disable link state
-- Timo Aaltonen <timo.aalto...@canonical.com> Fri, 12 Aug 2022
12:36:48 +0300
** Changed in: linux-oem-5.14 (Ubuntu Focal)
Status: Fix Committed => Fix Released
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2021-33061
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2021-33655
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https://bugs.launchpad.net/bugs/1983143
Title:
AMD Rembrandt: DP tunneling fails with Thunderbolt monitors
Status in HWE Next:
Fix Committed
Status in linux package in Ubuntu:
Fix Released
Status in linux-oem-5.14 package in Ubuntu:
Invalid
Status in linux-oem-5.17 package in Ubuntu:
Invalid
Status in linux source package in Focal:
Invalid
Status in linux-oem-5.14 source package in Focal:
Fix Released
Status in linux-oem-5.17 source package in Focal:
Invalid
Status in linux source package in Jammy:
Fix Committed
Status in linux-oem-5.14 source package in Jammy:
Invalid
Status in linux-oem-5.17 source package in Jammy:
Fix Committed
Bug description:
[Summary]
No video output on Thunderbolt monitor.
1. Connect monitor to DUT directly
2. Connect monitor to DUT via Docking
System can detect the monitor and able to change display mode but no
output on the monitor
[Steps to reproduce]
1. Boot to OS
2. Plug an external monitor via thunderbolt port
[Expected result]
Display on external monitor normally
[Actual result]
No vidoe ouput on external monitor
[Failure rate]
3/3
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