CVE-2019-12819
An issue was discovered in the Linux kernel before 5.0. The function __mdiobus_register() in drivers/net/phy/mdio_bus.c calls put_device(), which will trigger a fixed_mdio_bus_init use-after-free. This will cause a denial of service.
| Software | From | Fixed in |
|---|---|---|
| linux / linux_kernel | - | 5.0 |
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00040.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.html
- http://packetstormsecurity.com/files/154245/Kernel-Live-Patch-Security-Notice-LSN-0054-1.html
- http://www.securityfocus.com/bid/108768
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6ff7b060535e87c2ae14dd8548512abfdda528fb
- https://github.com/torvalds/linux/commit/6ff7b060535e87c2ae14dd8548512abfdda528fb
- https://security.netapp.com/advisory/ntap-20190710-0002/
- https://usn.ubuntu.com/4094-1/
- https://usn.ubuntu.com/4118-1/
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