Vulnerability 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 Score
7.8
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | 4.15 |
| Suse | Linux Enterprise Module For Public Cloud | 12 |
| Suse | Linux Enterprise Server | 12 |
| Canonical | Ubuntu Linux | 12.04 |
| Debian | Debian Linux | 7.0 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Server Aus | 7.6 |
| Redhat | Enterprise Linux Server Eus | 7.5 |
| Redhat | Enterprise Linux Server Tus | 7.6 |
| Redhat | Enterprise Linux Workstation | 6.0 |
| Oracle | Communications Eagle Application Processor | 16.1.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2018-03/msg00067.htmlThird Party Advisory
- http://mailman.alsa-project.org/pipermail/alsa-devel/2018-February/132026.htmlPatchThird Party Advisory
- http://www.securityfocus.com/bid/103605Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2018:2384Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2390Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2395Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2948Third 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=1550142Issue TrackingPatchThird Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d1PatchVendor Advisory
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxurThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.htmlMailing ListThird Party Advisory
- https://usn.ubuntu.com/3631-1/Third Party Advisory
- https://usn.ubuntu.com/3631-2/Third Party Advisory
FAQ
What is CVE-2018-7566?
CVE-2018-7566 is a vulnerability with a CVSS score of 7.8 (HIGH). 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.
How severe is CVE-2018-7566?
CVE-2018-7566 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-7566?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Suse Linux Enterprise Module For Public Cloud, Suse Linux Enterprise Server, Canonical Ubuntu Linux, Debian Debian Linux.