CVE-2017-7645

high

Description

The NFSv2/NFSv3 server in the nfsd subsystem in the Linux kernel through 4.10.11 allows remote attackers to cause a denial of service (system crash) via a long RPC reply, related to net/sunrpc/svc.c, fs/nfsd/nfs3xdr.c, and fs/nfsd/nfsxdr.c.

References

https://access.redhat.com/errata/RHSA-2017:1615

https://access.redhat.com/errata/RHSA-2017:1616

https://access.redhat.com/errata/RHSA-2017:1647

https://access.redhat.com/errata/RHSA-2018:1319

https://github.com/torvalds/linux/commit/e6838a29ecb484c97e4efef9429643b9851fba6e

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e6838a29ecb484c97e4efef9429643b9851fba6e

https://marc.info/?l=linux-nfs&m=149218228327497&w=2

https://marc.info/?l=linux-nfs&m=149247516212924&w=2

https://usn.ubuntu.com/3754-1/

http://www.debian.org/security/2017/dsa-3886

Details

Source: Mitre, NVD

Published: 2017-04-18

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

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