This bug was fixed in the package linux-oem-5.17 - 5.17.0-1017.18
---------------
linux-oem-5.17 (5.17.0-1017.18) jammy; urgency=medium
* jammy/linux-oem-5.17: 5.17.0-1017.18 -proposed tracker (LP:
#1987777)
* [SRU][OEM-5.17][PATCH 0/1] Fix output issue of USB-C to DP dongle on AMD
(LP: #1988721)
- drm/amd/display: Refactor fixed VS logic for non-transparent mode
* IWLMEI may cause device down at resuming from s2idle (LP: #1987312)
- [Config] Disable IWLMEI
* GPIO character device v1 API not enabled in kernel (LP: #1953613)
- [Config] Enable CONFIG_GPIO_CDEV_V1
[ Ubuntu: 5.17.0-9.9~22.04.8 ]
* jammy/linux-hwe-5.17: 5.17.0-9.9~22.04.8 -proposed tracker (LP: #1987779)
* CVE-2022-36946
- netfilter: nf_queue: do not allow packet truncation below transport header
offset
* 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()
-- Timo Aaltonen <[email protected]> Thu, 08 Sep 2022
16:51:33 +0300
** Changed in: linux-oem-5.17 (Ubuntu Jammy)
Status: Fix Committed => Fix Released
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2021-33655
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2022-36946
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https://bugs.launchpad.net/bugs/1988721
Title:
[SRU][OEM-5.17][PATCH 0/1] Fix output issue of USB-C to DP dongle on
AMD
Status in HWE Next:
New
Status in linux package in Ubuntu:
Fix Released
Status in linux-oem-5.17 package in Ubuntu:
Invalid
Status in linux source package in Jammy:
Invalid
Status in linux-oem-5.17 source package in Jammy:
Fix Released
Bug description:
[Impact]
There is no output of external 4k DP monitor via USB-C to DP dongle.
[Fix]
Isolate link training sequence, the external DP monitor will be good.
[Test]
Verified on hardware, external 4k monitor works fine after re-plugin and
suspend.
[Where problems could occur]
It may break the display output on AMD GPU.
This commit is from 5.18-rc1, and no issue on jammy kernel.
SRU for oem-5.17 only.
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