Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 3.2.89 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 14.04 |
Related Weaknesses (CWE)
References
- http://www.debian.org/security/2017/dsa-3886Third Party Advisory
- http://www.securityfocus.com/bid/97950Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:1615Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1616Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1647Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:1319Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e6Vendor Advisory
- https://github.com/torvalds/linux/commit/e6838a29ecb484c97e4efef9429643b9851fba6PatchThird Party Advisory
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxurThird Party Advisory
- https://marc.info/?l=linux-nfs&m=149218228327497&w=2Mailing ListPatchThird Party Advisory
- https://marc.info/?l=linux-nfs&m=149247516212924&w=2Mailing ListPatchThird Party Advisory
- https://usn.ubuntu.com/3754-1/Third Party Advisory
- http://www.debian.org/security/2017/dsa-3886Third Party Advisory
- http://www.securityfocus.com/bid/97950Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:1615Third Party Advisory
FAQ
What is CVE-2017-7645?
CVE-2017-7645 is a vulnerability with a CVSS score of 7.5 (HIGH). 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, ...
How severe is CVE-2017-7645?
CVE-2017-7645 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-7645?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux, Canonical Ubuntu Linux.