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Vulnerability record · CVE-2017-7895 · published 28 April 2017

CVE-2017-7895: Linux kernel memory buffer overflow vulnerability

Linux · Linux Kernel

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.

9.8 CVSS 3.1 Critical EPSS 11% · top 4.3% CWE-119 · Memory buffer overflow
9.8CVSS 3.1 base score, v2 10.0
11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
32References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.debian.org/security/2017/dsa-3886 Third Party Advisory
http://www.securityfocus.com/bid/98085 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2017:1615 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1616 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1647 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1715 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1723 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1766 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1798 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2412 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2428 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2429 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2472 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2732 Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=13bf9fbff0e5e099e2b6f003a0ab8ae145436309 PatchThird Party Advisory
https://github.com/torvalds/linux/commit/13bf9fbff0e5e099e2b6f003a0ab8ae145436309 PatchThird Party Advisory
http://www.debian.org/security/2017/dsa-3886 Third Party Advisory
http://www.securityfocus.com/bid/98085 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2017:1615 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1616 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1647 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1715 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1723 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1766 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1798 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2412 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2428 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2429 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2472 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2732 Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=13bf9fbff0e5e099e2b6f003a0ab8ae145436309 PatchThird Party Advisory
https://github.com/torvalds/linux/commit/13bf9fbff0e5e099e2b6f003a0ab8ae145436309 PatchThird Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-7895), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.