CVE-2016-8636

HIGH

Description

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.

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

Details

Source: MITRE

Published: 2017-02-22

Updated: 2017-03-01

Type: CWE-190

Risk Information

CVSS v2.0

Base Score: 7.2

Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 3.9

Severity: HIGH

CVSS v3.0

Base Score: 7.8

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

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH