CVE-2017-15265

Description

Race condition in the ALSA subsystem in the Linux kernel before 4.13.8 allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted /dev/snd/seq ioctl calls, related to sound/core/seq/seq_clientmgr.c and sound/core/seq/seq_ports.c.

Category

7.0
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.04%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory kernel.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2017/10/11/3 mailing list third party advisory patch
http://www.securityfocus.com/bid/101288 vdb entry third party advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html third party advisory mailing list
https://access.redhat.com/errata/RHSA-2018:2390 third party advisory vendor advisory
http://www.securitytracker.com/id/1039561 vdb entry third party advisory
https://access.redhat.com/errata/RHSA-2018:1062 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:3823 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:0676 third party advisory vendor advisory
http://mailman.alsa-project.org/pipermail/alsa-devel/2017-October/126292.html mailing list third party advisory patch
https://access.redhat.com/errata/RHSA-2018:1170 third party advisory vendor advisory
https://usn.ubuntu.com/3698-1/ third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:1130 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:3822 third party advisory vendor advisory
https://usn.ubuntu.com/3698-2/ third party advisory vendor advisory
https://www.oracle.com/security-alerts/cpujul2020.html third party advisory
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html third party advisory patch
https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0 third party advisory
https://github.com/torvalds/linux/commit/71105998845fb012937332fe2e806d443c09e026 issue tracking third party advisory patch
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=71105998845fb012937332fe2e806d443c09e026 issue tracking patch vendor advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.8 release notes vendor advisory
https://bugzilla.suse.com/show_bug.cgi?id=1062520 issue tracking third party advisory patch
https://source.android.com/security/bulletin/2018-02-01 third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-15265?
CVE-2017-15265 has been scored as a high severity vulnerability.
How to fix CVE-2017-15265?
To fix CVE-2017-15265, 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-2017-15265 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-15265 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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