Description: A vulnerability was found in the Linux kernel. There is a possibility of double-free on 'umidi' object. The 'umidi' object will be free'd on the error path by snd_usbmidi_free() when tearing down the rawmidi interface causing the system panic. Upstream report and fix: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=07d86ca93db7e5cdf4743564d98292042ec21af7 External reference: https://lkml.org/lkml/2016/2/13/11 http://seclists.org/oss-sec/2016/q1/331 CVE assignment: http://seclists.org/oss-sec/2016/q1/334
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 1308445]
Statement: This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, as the code with the flaw is not present in the products listed. This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 6, 7 and MRG-2. Future updates for the respective releases may address the issue.
Detailed write-up: https://xairy.github.io/blog/2016/cve-2016-2384
kernel-4.3.6-201.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.
kernel-4.4.2-301.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.
kernel-4.4.3-201.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2016:2574 https://rhn.redhat.com/errata/RHSA-2016-2574.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2016:2584 https://rhn.redhat.com/errata/RHSA-2016-2584.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 6 Via RHSA-2017:0817 https://rhn.redhat.com/errata/RHSA-2017-0817.html
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2016-2384