Public bug reported: After the CVE-2025-52881 security patches in runc 1.3.3, tmpfs mounts were incorrectly configured and was subsequently fixed in runc 1.3.4
Link:https://github.com/opencontainers/runc/releases Requesting a release of runc 1.3.4 in ubuntu. ** Affects: runc (Ubuntu) Importance: Undecided Status: New ** Description changed: - When configuring a tmpfs mount, only set the mode= argument if the - target path already existed. This fixes a regression introduced in our - CVE-2025-52881 mitigation patches. (#4971, #4976) + After the CVE-2025-52881 security patches in runc 1.3.3, tmpfs mounts + were incorrectly configured and was subsequently fixed in runc 1.3.4 Link:https://github.com/opencontainers/runc/releases Requesting a release of runc 1.3.4 in ubuntu. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2142236 Title: In Runc 1.3.3 when configuring a tmpfs mount, only set the mode= argument if the target path already existed. This fixes a regression introduced in our CVE-2025-52881 mitigation patches. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/runc/+bug/2142236/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
