Upstream information

CVE-2017-7895 at MITRE

Description

The NFSv2 and NFSv3 server implementations in the Linux kernel through 4.10.13 lack certain checks for the end of a buffer, which allows remote attackers to trigger pointer-arithmetic errors or possibly have unspecified other impact via crafted requests, related to fs/nfsd/nfs3xdr.c and fs/nfsd/nfsxdr.c.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 10 4.9
Vector AV:N/AC:L/Au:N/C:C/I:C/A:C AV:N/AC:M/Au:S/C:N/I:P/A:P
Access Vector Network Network
Access Complexity Low Medium
Authentication None Single
Confidentiality Impact Complete None
Integrity Impact Complete Partial
Availability Impact Complete Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 9.8
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High

Note from the SUSE Security Team

This issue was fixed together with the related issue tracked by CVE-2017-7645. The affected and released packages can be found there.

SUSE Bugzilla entries: 1034670 [RESOLVED / FIXED], 1036741 [RESOLVED]

No SUSE Security Announcements cross referenced.


Status of this issue by product and package

Product(s) Source package State
SUSE Linux Enterprise Desktop 12 SP1 kernel-source Already fixed
SUSE Linux Enterprise Desktop 12 SP2 kernel-source Already fixed
SUSE Linux Enterprise Server 11 SP3 LTSS kernel-source Already fixed
SUSE Linux Enterprise Server 11 SP4 kernel-source Already fixed
SUSE Linux Enterprise Server 12 GA LTSS kernel-source Already fixed
SUSE Linux Enterprise Server 12 SP1 kernel-source Already fixed
SUSE Linux Enterprise Server 12 SP2 kernel-source Already fixed
SUSE Linux Enterprise Server 12 SP2 for Raspberry PI kernel-source Already fixed