I used your patch from comment #10 with only one minor change: for old OpenSSL versions I replaced long with unsigned long to match the latest version of upstream patch. But it doesn't matter for Ubuntu anyway.
I am attaching a debdiff for jammy-security and subscribing ~ubuntu- security-sponsors. ** Patch added: "qtbase-opensource-src_5.15.3+dfsg-2ubuntu0.2.diff" https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1981807/+attachment/5607636/+files/qtbase-opensource-src_5.15.3+dfsg-2ubuntu0.2.diff ** Also affects: qtbase-opensource-src (Ubuntu Jammy) Importance: Undecided Status: New ** Changed in: qtbase-opensource-src (Ubuntu Jammy) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to the bug report. https://bugs.launchpad.net/bugs/1981807 Title: qt5-network openssl3 armhf does not support tls1.3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1981807/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs