CVE-2018-7566
What it is
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.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.5% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.5% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.5% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Linux Kernel 4.15
- Suse Linux Enterprise Module For Public Cloud 12
- Suse Linux Enterprise Server 12
- Canonical Ubuntu Linux 12.04
- Canonical Ubuntu Linux 14.04
- Canonical Ubuntu Linux 16.04
- Debian Linux 7.0
- Debian Linux 8.0
Attack profile CVSS 3.0 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2018-7566.md and follow it. Check whether this project is affected by CVE-2018-7566. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://mailman.alsa-project.org/pipermail/alsa-devel/2018-February/132026.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1550142
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d15d662e89fc667b90cd294b0eb45694e33144da
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
- http://mailman.alsa-project.org/pipermail/alsa-devel/2018-February/132026.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1550142
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d15d662e89fc667b90cd294b0eb45694e33144da
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
References
- http://lists.opensuse.org/opensuse-security-announce/2018-03/msg00067.html
- http://mailman.alsa-project.org/pipermail/alsa-devel/2018-February/132026.html
- http://www.securityfocus.com/bid/103605
- https://access.redhat.com/errata/RHSA-2018:2384
- https://access.redhat.com/errata/RHSA-2018:2390
- https://access.redhat.com/errata/RHSA-2018:2395
- https://access.redhat.com/errata/RHSA-2018:2948
- 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
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d15d662e89fc667b90cd294b0eb45694e33144da
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html
- https://usn.ubuntu.com/3631-1/
- https://usn.ubuntu.com/3631-2/
- https://usn.ubuntu.com/3798-1/
- https://usn.ubuntu.com/3798-2/
- https://www.debian.org/security/2018/dsa-4187
- https://www.debian.org/security/2018/dsa-4188
- https://www.oracle.com/security-alerts/cpujul2020.html
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
- http://lists.opensuse.org/opensuse-security-announce/2018-03/msg00067.html
- http://mailman.alsa-project.org/pipermail/alsa-devel/2018-February/132026.html
- http://www.securityfocus.com/bid/103605
- https://access.redhat.com/errata/RHSA-2018:2384