CVE-2016-8636
What it is
Integer overflow in the mem_check_range function in drivers/infiniband/sw/rxe/rxe_mr.c in the Linux kernel before 4.9.10 allows local users to cause a denial of service (memory corruption), obtain sensitive information from kernel memory, or possibly have unspecified other impact via a write or read request involving the "RDMA protocol over infiniband" (aka Soft RoCE) technology.
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
- 1.2% 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: 1.2% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.2% · EPSS, next 30 days
- Weakness
- CWE-190 · Integer overflow
- Record status
- Modified
Affected
- Linux Kernel < 4.9.10
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/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-2016-8636.md and follow it. Check whether this project is affected by CVE-2016-8636. 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=647bf3d8a8e5777319da92af672289b2a6c4dc66
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.10
- http://www.openwall.com/lists/oss-security/2017/02/11/9
- https://bugzilla.redhat.com/show_bug.cgi?id=1421981
- https://eyalitkin.wordpress.com/2017/02/11/cve-publication-cve-2016-8636/
- https://github.com/torvalds/linux/commit/647bf3d8a8e5777319da92af672289b2a6c4dc66
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=647bf3d8a8e5777319da92af672289b2a6c4dc66
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.10
- http://www.openwall.com/lists/oss-security/2017/02/11/9
- https://bugzilla.redhat.com/show_bug.cgi?id=1421981
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=647bf3d8a8e5777319da92af672289b2a6c4dc66
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.10
- http://www.openwall.com/lists/oss-security/2017/02/11/9
- http://www.securityfocus.com/bid/96189
- https://bugzilla.redhat.com/show_bug.cgi?id=1421981
- https://eyalitkin.wordpress.com/2017/02/11/cve-publication-cve-2016-8636/
- https://github.com/torvalds/linux/commit/647bf3d8a8e5777319da92af672289b2a6c4dc66
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=647bf3d8a8e5777319da92af672289b2a6c4dc66
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.10
- http://www.openwall.com/lists/oss-security/2017/02/11/9
- http://www.securityfocus.com/bid/96189
- https://bugzilla.redhat.com/show_bug.cgi?id=1421981
- https://eyalitkin.wordpress.com/2017/02/11/cve-publication-cve-2016-8636/
- https://github.com/torvalds/linux/commit/647bf3d8a8e5777319da92af672289b2a6c4dc66