Public bug reported:
Notice the permissions difference.
ubuntu@ip-172-31-33-67:/ephemeral/tmp$ dpkg-query -W -f='${Version}\n' runc
1.3.3-0ubuntu1~22.04.2
ubuntu@ip-172-31-33-67:/ephemeral/tmp$ docker run --tmpfs /my-tmp:exec --rm -it
ubuntu:latest ls -al /my-tmp
total 0
drwxr-xr-x 2 root root 40 Nov 5 17:54 .
drwxr-xr-x 1 root root 12 Nov 5 17:54 ..
ubuntu@ip-172-31-33-67:/ephemeral/tmp$ dpkg-query -W -f='${Version}\n' runc
1.3.0-0ubuntu2~22.04.1
ubuntu@ip-172-31-33-67:/ephemeral/tmp$ docker run --tmpfs /my-tmp:exec --rm -it
ubuntu:latest ls -al /my-tmp
total 0
drwxrwxrwt 2 root root 40 Nov 5 17:55 .
drwxr-xr-x 1 root root 12 Nov 5 17:55 ..
** Affects: runc (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/2130744
Title:
runc security upgrade regresses docker tmpfs permission handling
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