Use After Free in Linux Kernel
CVE-2017-16648
The dvb_frontend_free function in drivers/media/dvb-core/dvb_frontend.c in the Linux kernel through 4.13.11 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via a crafted USB device. NOTE: the function was later renamed __dvb_frontend_free.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (30.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.1% 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
- patchwork.kernel.org/patch/10046189/ (Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/101758 (VDB Entry, Third Party Advisory, vdb-entry)
- groups.google.com/d/msg/syzkaller/0HJQqTm0G_g/T931ItskBAAJ (Mailing List, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:2948 (vendor-advisory)
Frequently asked questions
- What is CVE-2017-16648?
- CVE-2017-16648 is a medium-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 6.6/10. Published 2017-11-07.
- How severe is CVE-2017-16648?
- Medium severity. CVSS v3 base score is 6.6 out of 10.