Ubuntu: USN-4752-1 (CVE-2020-15437): Linux kernel (OEM) vulnerabilities
5
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
11/23/2020
03/02/2021
02/26/2021
03/22/2023
Description
The Linux kernel before version 5.8 is vulnerable to a NULL pointer dereference in drivers/tty/serial/8250/8250_core.c:serial8250_isa_init_ports() that allows local users to cause a denial of service by using the p->serial_in pointer which uninitialized.
Solution(s)
- ubuntu-upgrade-linux-image-5-6-0-1048-oem
- ubuntu-upgrade-linux-image-oem-20-04
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