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Vulnerability record · CVE-2018-7566 · published 30 March 2018

CVE-2018-7566: Linux kernel memory buffer overflow vulnerability

Linux · Linux Kernel

The Linux kernel 4.15 has a Buffer Overflow via an SNDRV_SEQ_IOCTL_SET_CLIENT_POOL ioctl write operation to /dev/snd/seq by a local user.

7.8 CVSS 3.0 High EPSS 0.47% · top 61.5% CWE-119 · Memory buffer overflowCWE-362 · Race condition
7.8CVSS 3.0 base score, v2 4.6
0.47%EPSS exploitation probability, 30 days
NoNot in CISA KEV
12Affected product versions listed by NVD
42References
17 Jun 2026Last modified by NVD

Description

The Linux kernel 4.15 has a Buffer Overflow via an SNDRV_SEQ_IOCTL_SET_CLIENT_POOL ioctl write operation to /dev/snd/seq by a local user.

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

12 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2018-03/msg00067.html Third Party Advisory
http://mailman.alsa-project.org/pipermail/alsa-devel/2018-February/132026.html PatchThird Party Advisory
http://www.securityfocus.com/bid/103605 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2018:2384 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2390 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2395 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2948 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1483
https://access.redhat.com/errata/RHSA-2019:1487
https://bugzilla.redhat.com/show_bug.cgi?id=1550142 Issue TrackingPatchThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d15d662e89fc667b90cd294b0eb45694e33144da PatchVendor Advisory
https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html Mailing ListThird Party Advisory
https://usn.ubuntu.com/3631-1/ Third Party Advisory
https://usn.ubuntu.com/3631-2/ Third Party Advisory
https://usn.ubuntu.com/3798-1/ Third Party Advisory
https://usn.ubuntu.com/3798-2/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4187 Third Party Advisory
https://www.debian.org/security/2018/dsa-4188 Third Party Advisory
https://www.oracle.com/security-alerts/cpujul2020.html
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html PatchThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2018-03/msg00067.html Third Party Advisory
http://mailman.alsa-project.org/pipermail/alsa-devel/2018-February/132026.html PatchThird Party Advisory
http://www.securityfocus.com/bid/103605 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2018:2384 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2390 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2395 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2948 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1483
https://access.redhat.com/errata/RHSA-2019:1487
https://bugzilla.redhat.com/show_bug.cgi?id=1550142 Issue TrackingPatchThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d15d662e89fc667b90cd294b0eb45694e33144da PatchVendor Advisory
https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html Mailing ListThird Party Advisory
https://usn.ubuntu.com/3631-1/ Third Party Advisory
https://usn.ubuntu.com/3631-2/ Third Party Advisory
https://usn.ubuntu.com/3798-1/ Third Party Advisory
https://usn.ubuntu.com/3798-2/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4187 Third Party Advisory
https://www.debian.org/security/2018/dsa-4188 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2018-7566), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.