VulnerabilityModified

CVE-2019-20806

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.

MEDIUM 4.4EPSS 0.38%

Does this matter?

Lower severity and a low EPSS score (0.38%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 3.1: 4.4 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.38% probability · 32th percentile
CISA KEV: Not listed
Weakness: CWE-476
Affected: linux/linux kernel
Source: cve@mitre.org

References

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2Release Notes, Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2e7682ebfc750177a4944eeb56e97a3f05734528Patch, Vendor Advisory
https://github.com/torvalds/linux/commit/2e7682ebfc750177a4944eeb56e97a3f05734528Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://security.netapp.com/advisory/ntap-20200619-0001/
https://www.debian.org/security/2020/dsa-4698
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2Release Notes, Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2e7682ebfc750177a4944eeb56e97a3f05734528Patch, Vendor Advisory
https://github.com/torvalds/linux/commit/2e7682ebfc750177a4944eeb56e97a3f05734528Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://security.netapp.com/advisory/ntap-20200619-0001/
https://www.debian.org/security/2020/dsa-4698

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.