CVE-2017-5549

Name: CVE-2017-5549
Creator: NVD / NIST
Published: 2017-02-06T06:59:00.623+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.43%

Last modified Jun 17, 2026

CVE-2017-5549 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

0.43%

34.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-532

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	<= 4.9.4

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=146cc8a17a3b4996f6805ee5c080e7101277c410Issue Tracking, Patch, Third Party Advisory
http://www.debian.org/security/2017/dsa-3791
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5Release Notes, Vendor Advisory
http://www.openwall.com/lists/oss-security/2017/01/21/3Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/95715Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1416114Issue Tracking, Patch
https://github.com/torvalds/linux/commit/146cc8a17a3b4996f6805ee5c080e7101277c410Issue Tracking, Patch, Third Party Advisory
https://usn.ubuntu.com/3754-1/
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=146cc8a17a3b4996f6805ee5c080e7101277c410Issue Tracking, Patch, Third Party Advisory
http://www.debian.org/security/2017/dsa-3791
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5Release Notes, Vendor Advisory
http://www.openwall.com/lists/oss-security/2017/01/21/3Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/95715Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1416114Issue Tracking, Patch
https://github.com/torvalds/linux/commit/146cc8a17a3b4996f6805ee5c080e7101277c410Issue Tracking, Patch, Third Party Advisory
https://usn.ubuntu.com/3754-1/

Timeline

Published: Feb 6, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-5549?

How severe is CVE-2017-5549?

Severity scoring for CVE-2017-5549 is pending analysis. The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.

How do I fix CVE-2017-5549?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-5549?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST