NULL pointer dereference in Linux Kernel
CVE-2017-16532
The get_endpoints function in drivers/usb/misc/usbtest.c in the Linux kernel through 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via a crafted USB device.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (33.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 33.6% 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
- Linux Kernel
- Canonical Ubuntu Linux — versions 14.04, 16.04, 17.10
- Debian Linux — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- usn.ubuntu.com/3617-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3619-2/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3617-3/ (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2017/12/msg00004.html (mailing-list, Mailing List, Third Party Advisory)
- usn.ubuntu.com/3754-1/ (vendor-advisory, Third Party Advisory)
- github.com/torvalds/linux/commit/7c80f9e4a588f1925b07134bb2e3689335f6c6d8 (Patch, Third Party Advisory)
- groups.google.com/d/msg/syzkaller/l3870gs3LhA/y79DYQdFBAAJ (Third Party Advisory)
- usn.ubuntu.com/3617-2/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3619-1/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-16532?
- CVE-2017-16532 is a medium-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 6.6/10. Published 2017-11-04.
- How severe is CVE-2017-16532?
- Medium severity. CVSS v3 base score is 6.6 out of 10.
- Is CVE-2017-16532 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.