NULL pointer dereference in Linux Kernel
CVE-2019-20806
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (30.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2 (Release Notes, Vendor Advisory)
- github.com/torvalds/linux/commit/2e7682ebfc750177a4944eeb56e97a3f05734528 (Patch, Third Party Advisory)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Vendor Advisory)
- lists.debian.org/debian-lts-announce/2020/06/msg00012.html (mailing-list)
- www.debian.org/security/2020/dsa-4698 (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html (vendor-advisory)
- security.netapp.com/advisory/ntap-20200619-0001/
Frequently asked questions
- What is CVE-2019-20806?
- CVE-2019-20806 is a medium-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 4.4/10. Published 2020-05-27.
- How severe is CVE-2019-20806?
- Medium severity. CVSS v3 base score is 4.4 out of 10.