Vulnerability Description
fs/nfs/nfs4proc.c in the NFS client in the Linux kernel before 4.2.2 does not properly initialize memory for migration recovery operations, which allows remote NFS servers to cause a denial of service (NULL pointer dereference and panic) via crafted network traffic.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.2.1 |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=18e3b7
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.2.2
- http://www.openwall.com/lists/oss-security/2016/01/05/9
- http://www.securitytracker.com/id/1034594
- https://bugzilla.redhat.com/show_bug.cgi?id=1295802
- https://github.com/torvalds/linux/commit/18e3b739fdc826481c6a1335ce0c5b19b3d415dVendor Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=18e3b7
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.2.2
- http://www.openwall.com/lists/oss-security/2016/01/05/9
- http://www.securitytracker.com/id/1034594
- https://bugzilla.redhat.com/show_bug.cgi?id=1295802
FAQ
What is CVE-2015-8746?
CVE-2015-8746 is a vulnerability with a CVSS score of 7.5 (HIGH). fs/nfs/nfs4proc.c in the NFS client in the Linux kernel before 4.2.2 does not properly initialize memory for migration recovery operations, which allows remote NFS servers to cause a denial of service...
How severe is CVE-2015-8746?
CVE-2015-8746 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-2015-8746?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.