A flaw was found in Linux kernel. A lack of size check in hugetlb_mcopy_atomic_pte could cause denial of service. Upstream patch: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1e3921471354244f70fe268586ff94a97a6dd4df References: https://marc.info/?l=linux-mm&m=150819356125109
Hi Pedro, The link referenced is not accessible, is this issue https://marc.info/?l=linux-mm&m=150819356125109 and fixed with upstream 1e3921471354244f70fe268586ff94a97a6dd4df ? Regards, Salvatore
Hi Salvatore, Yes, I believe so. I didn't realize the link wasn't public. Thanks.
Hi Pedro, Many thanks for confirming! Regards, Salvatore
Statement: This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5 and 6 and kernel-alt. This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 7, realtime and MRG-2. Future Linux kernel updates for the respective releases may address this issue.
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 1545043]
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 1545044]
This was fixed for Fedora with the 4.13.12 stable updates.