CVE-2018-7492 Information

Description

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.

CVSS Vector

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

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f3069c6d33f6ae63a1668737bc78aaaa51bff7ca http://www.securityfocus.com/bid/103185 https://bugzilla.redhat.com/show_bug.cgi?id=1527393 https://github.com/torvalds/linux/commit/f3069c6d33f6ae63a1668737bc78aaaa51bff7ca https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html https://patchwork.kernel.org/patch/10096441/ https://usn.ubuntu.com/3619-1/ https://usn.ubuntu.com/3619-2/ https://usn.ubuntu.com/3674-1/ https://usn.ubuntu.com/3674-2/ https://usn.ubuntu.com/3677-1/ https://usn.ubuntu.com/3677-2/ https://www.debian.org/security/2018/dsa-4187 https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.7 https://xorl.wordpress.com/2017/12/18/linux-kernel-rdma-null-pointer-dereference/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5