Vulnerability Details : CVE-2017-16645
The ims_pcu_get_cdc_union_desc function in drivers/input/misc/ims-pcu.c in the Linux kernel through 4.13.11 allows local users to cause a denial of service (ims_pcu_parse_cdc_data out-of-bounds read and system crash) or possibly have unspecified other impact via a crafted USB device.
Vulnerability category: Denial of service
Products affected by CVE-2017-16645
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-16645
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-16645
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
6.6
|
MEDIUM | CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
0.7
|
5.9
|
NIST |
CWE ids for CVE-2017-16645
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-16645
-
https://usn.ubuntu.com/3754-1/
USN-3754-1: Linux kernel vulnerabilities | Ubuntu security notices
-
https://usn.ubuntu.com/3617-2/
USN-3617-2: Linux (HWE) vulnerabilities | Ubuntu security notices
-
https://usn.ubuntu.com/3617-1/
USN-3617-1: Linux kernel vulnerabilities | Ubuntu security notices
-
https://github.com/torvalds/linux/commit/ea04efee7635c9120d015dcdeeeb6988130cb67a
Input: ims-psu - check if CDC union descriptor is sane · torvalds/linux@ea04efe · GitHubMailing List;Third Party Advisory
-
https://usn.ubuntu.com/3619-1/
USN-3619-1: Linux kernel vulnerabilities | Ubuntu security notices
-
https://usn.ubuntu.com/3619-2/
USN-3619-2: Linux kernel (Xenial HWE) vulnerabilities | Ubuntu security notices
-
https://usn.ubuntu.com/3617-3/
USN-3617-3: Linux kernel (Raspberry Pi 2) vulnerabilities | Ubuntu security notices
-
http://www.securityfocus.com/bid/101768
Linux Kernel 'drivers/input/misc/ims-pcu.c' Local Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://groups.google.com/d/msg/syzkaller/q6jjr1OhqO8/WcA99AVFBAAJ
usb/misc/ims-pcu: slab-out-of-bounds in ims_pcu_parse_cdc_data - Google GroepenMailing List;Third Party Advisory
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