CVE-2017-1000380

Description

sound/core/timer.c in the Linux kernel before 4.11.5 is vulnerable to a data race in the ALSA /dev/snd/timer driver resulting in local users being able to read information belonging to other users, i.e., uninitialized memory contents may be disclosed when a read and an ioctl happen at the same time.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.24%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2017:3315 vendor advisory
https://access.redhat.com/errata/RHSA-2017:3322 vendor advisory
https://access.redhat.com/errata/RHSA-2017:3295 vendor advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.5 release notes vendor advisory
https://github.com/torvalds/linux/commit/ba3021b2c79b2fa9114f92790a99deb27a65b728 issue tracking third party advisory patch
http://www.openwall.com/lists/oss-security/2017/06/12/2 issue tracking third party advisory patch
http://www.debian.org/security/2017/dsa-3981 vendor advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ba3021b2c79b2fa9114f92790a99deb27a65b728 issue tracking third party advisory patch
https://source.android.com/security/bulletin/pixel/2017-12-01
https://github.com/torvalds/linux/commit/d11662f4f798b50d8c8743f433842c3e40fe3378 issue tracking third party advisory patch
http://www.securityfocus.com/bid/99121 vdb entry third party advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d11662f4f798b50d8c8743f433842c3e40fe3378 issue tracking third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2017-1000380?
CVE-2017-1000380 has been scored as a medium severity vulnerability.
How to fix CVE-2017-1000380?
To fix CVE-2017-1000380, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-1000380 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-1000380 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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