CVE-2016-9588
What it is
arch/x86/kvm/vmx.c in the Linux kernel through 4.9 mismanages the #BP and #OF exceptions, which allows guest OS users to cause a denial of service (guest OS crash) by declining to handle an exception thrown by an L2 guest.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of service disruption.
- Exploit odds
- 0.4% 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: 0.4% in the next 30 days (EPSS).
- Severity: 5.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.4% · EPSS, next 30 days
- Weakness
- CWE-388
- Record status
- Modified
Affected
- Linux Kernel ≤ 4.9
Attack profile CVSS 3.0 · 5.5
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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-2016-9588.md and follow it. Check whether this project is affected by CVE-2016-9588. 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://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ef85b67385436ddc1998f45f1d6a210f935b3388
- http://www.openwall.com/lists/oss-security/2016/12/15/3
- https://github.com/torvalds/linux/commit/ef85b67385436ddc1998f45f1d6a210f935b3388
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ef85b67385436ddc1998f45f1d6a210f935b3388
- http://www.openwall.com/lists/oss-security/2016/12/15/3
- https://github.com/torvalds/linux/commit/ef85b67385436ddc1998f45f1d6a210f935b3388
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ef85b67385436ddc1998f45f1d6a210f935b3388
- http://www.debian.org/security/2017/dsa-3804
- http://www.openwall.com/lists/oss-security/2016/12/15/3
- http://www.securityfocus.com/bid/94933
- https://access.redhat.com/errata/RHSA-2017:1842
- https://access.redhat.com/errata/RHSA-2017:2077
- https://bugzilla.redhat.com/show_bug.cgi?id=1404924
- https://github.com/torvalds/linux/commit/ef85b67385436ddc1998f45f1d6a210f935b3388
- https://usn.ubuntu.com/3822-1/
- https://usn.ubuntu.com/3822-2/
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ef85b67385436ddc1998f45f1d6a210f935b3388
- http://www.debian.org/security/2017/dsa-3804
- http://www.openwall.com/lists/oss-security/2016/12/15/3
- http://www.securityfocus.com/bid/94933
- https://access.redhat.com/errata/RHSA-2017:1842
- https://access.redhat.com/errata/RHSA-2017:2077
- https://bugzilla.redhat.com/show_bug.cgi?id=1404924
- https://github.com/torvalds/linux/commit/ef85b67385436ddc1998f45f1d6a210f935b3388
- https://usn.ubuntu.com/3822-1/
- https://usn.ubuntu.com/3822-2/