CVE Vulnerability

CVE-2018-7492

A NULL pointer dereference was found in the net/rds/rdma.c __rds_rdma_map() function in the Linux kernel before 4.14.7 allowing local attackers to cause a system panic and a denial-of-service, related to RDS_GET_MR and RDS_GET_MR_FOR_DEST.

4.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 6.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://xorl.wordpress.com/2017/12/18/linux-kernel-rdma-null-pointer-dereference/ Exploit Patch
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.7 Patch Vendor Advisory
https://patchwork.kernel.org/patch/10096441/ Patch Third Party Advisory
https://github.com/torvalds/linux/commit/f3069c6d33f6ae63a1668737bc78aaaa51bff7ca Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1527393 Issue Tracking Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f3069c6d33f6ae63a1668737bc78aaaa51bff7ca Patch Vendor Advisory
http://www.securityfocus.com/bid/103185 Third Party Advisory VDB Entry
https://usn.ubuntu.com/3619-1/ Third Party Advisory
https://usn.ubuntu.com/3619-2/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4187 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html Mailing List Third Party Advisory
https://usn.ubuntu.com/3677-2/ Third Party Advisory
https://usn.ubuntu.com/3677-1/ Third Party Advisory
https://usn.ubuntu.com/3674-2/ Third Party Advisory
https://usn.ubuntu.com/3674-1/ Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
Information

Published : 2018-02-26 08:29

Updated : 2019-03-26 06:46

NVD link : CVE-2018-7492

Mitre link : CVE-2018-7492

Products Affected
No products.
CWE
CWE-476