A NULL pointer dereference vulnerability in the function nfc_genl_deactivate_target() in net/nfc/netlink.c in the Linux kernel can be triggered by a malicious user-mode program that omits certain NFC attributes, leading to denial of service. At this time no Red Hat Products ship this code enabled in a build. Reference: https://github.com/torvalds/linux/commit/385097a3675749cbc9e97c085c0e5dfe4269ca51
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 1724638]
This was fixed for Fedora with the 5.1.13 stable updates.
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-2019-12984