CVE-2019-20806

Published: May 27, 2020Modified: Jun 17, 2026

4.4

Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Exploitability: 0.8 / Impact: 3.6

Source: NVD

Description

An issue was discovered in the Linux kernel before 5.2. There is a NULL pointer dereference in tw5864_handle_frame() in drivers/media/pci/tw5864/tw5864-video.c, which may cause denial of service, aka CID-2e7682ebfc75.

Affected (1)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	Before 5.2

Related CWEs

CWE-476

NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

References (14)

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html

Source: cve@mitre.org

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2

Source: cve@mitre.org

Release NotesVendor Advisory

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2e7682ebfc750177a4944eeb56e97a3f05734528

Source: cve@mitre.org

PatchVendor Advisory

https://github.com/torvalds/linux/commit/2e7682ebfc750177a4944eeb56e97a3f05734528

Source: cve@mitre.org

PatchThird Party Advisory

https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html

Source: cve@mitre.org

https://security.netapp.com/advisory/ntap-20200619-0001/

Source: cve@mitre.org

https://www.debian.org/security/2020/dsa-4698

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html