Use After Free in Linux Kernel
CVE-2019-19966
In the Linux kernel before 5.1.6, there is a use-after-free in cpia2_exit() in drivers/media/usb/cpia2/cpia2_v4l.c that will cause denial of service, aka CID-dea37a972655.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.006 (50.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Linux Kernel
- NetApp Active Iq Unified Manager
- NetApp Aff Baseboard Management Controller — versions a700s
- NetApp Cloud Backup
- NetApp Data Availability Services
- NetApp E-Series Santricity OS Controller
- NetApp Fas\/aff Baseboard Management Controller
- NetApp Hci Baseboard Management Controller — versions h610s
- NetApp Solidfire Baseboard Management Controller
- NetApp Solidfire \& Hci Management Node
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.6 (Third Party Advisory, Release Notes)
- git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/ (Exploit, Vendor Advisory)
- lists.debian.org/debian-lts-announce/2020/01/msg00013.html (mailing-list, Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20200204-0002/ (Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html (vendor-advisory, Mailing List, Third Party Advisory, Broken Link)
Frequently asked questions
- What is CVE-2019-19966?
- CVE-2019-19966 is a medium-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 4.6/10. Published 2019-12-25.
- How severe is CVE-2019-19966?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2019-19966 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.