CVE-2019-3819

A flaw was found in the Linux kernel in the function hid_debug_events_read() in drivers/hid/hid-debug.c file which may enter an infinite loop with certain parameters passed from a userspace. A local privileged user (root) can cause a system lock up and a denial of service. Versions from v4.18 and newer are vulnerable.

Weakness

The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

Affected Software

References

• http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html
• http://www.securityfocus.com/bid/106730
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3819
• https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html
• https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
• https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html
• https://usn.ubuntu.com/3932-1/
• https://usn.ubuntu.com/3932-2/
• https://usn.ubuntu.com/4115-1/
• https://usn.ubuntu.com/4118-1/