Vulnerability Details : CVE-2017-5549
The klsi_105_get_line_state function in drivers/usb/serial/kl5kusb105.c in the Linux kernel before 4.9.5 places uninitialized heap-memory contents into a log entry upon a failure to read the line status, which allows local users to obtain sensitive information by reading the log.
Products affected by CVE-2017-5549
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-5549
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-2017-5549
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2017-5549
-
The product writes sensitive information to a log file.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-5549
-
http://www.debian.org/security/2017/dsa-3791
Debian -- Security Information -- DSA-3791-1 linux
-
https://usn.ubuntu.com/3754-1/
USN-3754-1: Linux kernel vulnerabilities | Ubuntu security notices
-
http://www.securityfocus.com/bid/95715
Linux Kernel CVE-2017-5549 Local Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5
Release Notes;Vendor Advisory
-
https://github.com/torvalds/linux/commit/146cc8a17a3b4996f6805ee5c080e7101277c410
USB: serial: kl5kusb105: fix line-state error handling · torvalds/linux@146cc8a · GitHubIssue Tracking;Patch;Third Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1416114
1416114 – (CVE-2017-5549) CVE-2017-5549 kernel: Incorrect line-state error handlingIssue Tracking;Patch
-
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=146cc8a17a3b4996f6805ee5c080e7101277c410
kernel/git/torvalds/linux.git - Linux kernel source treeIssue Tracking;Patch;Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2017/01/21/3
oss-security - Re: CVE REQUEST: linux kernel: process with pgid zero able to crash kernelMailing List;Patch;Third Party Advisory
Jump to