CVE-2025-38247

creationtimestamp| type| source ---|---|--- 2025-07-09 14:37:20+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3ltk23uaqqi2w...

CVE-2025-38247

In the Linux kernel, the following vulnerability has been resolved: userns and mntidmap leak in opentreeattr2 Once wantmountsetattr has returned a positive, it does require finishmountkattr to release -mntuserns. Failing domountsetattr does not change that. As the result, we can end up leaking...

CVE-2025-38247

In the Linux kernel, the following vulnerability has been resolved: userns and mntidmap leak in opentreeattr2 Once wantmountsetattr has returned a positive, it does require finishmountkattr to release -mntuserns. Failing domountsetattr does not change that. As the result, we can end up leaking...

CVE-2025-38247

CVE-2025-38247 concerns the Linux kernel: a leak of user namespaces and possibly mnt_idmap in open_tree_attr(2) due to not releasing ->mnt_userns after a positive result from want_mount_setattr(). The root cause is that finish_mount_kattr() must release the namespace, and if do_mount_setattr()...

CVE-2025-38247 userns and mnt_idmap leak in open_tree_attr(2)

In the Linux kernel, the following vulnerability has been resolved: userns and mntidmap leak in opentreeattr2 Once wantmountsetattr has returned a positive, it does require finishmountkattr to release -mntuserns. Failing domountsetattr does not change that. As the result, we can end up leaking...