Vulnerability Description
Integer signedness error in the CIFSFindNext function in fs/cifs/cifssmb.c in the Linux kernel before 3.1 allows remote CIFS servers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a large length value in a response to a read request for a directory.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 3.0.5 |
| Redhat | Enterprise Linux | 4.0 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1Mailing ListPatchVendor Advisory
- http://www.openwall.com/lists/oss-security/2011/08/24/2Mailing ListPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=732869Issue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/9438fabb73eb48055b58b89fc51e0bc4db22fabPatchThird Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1Mailing ListPatchVendor Advisory
- http://www.openwall.com/lists/oss-security/2011/08/24/2Mailing ListPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=732869Issue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/9438fabb73eb48055b58b89fc51e0bc4db22fabPatchThird Party Advisory
FAQ
What is CVE-2011-3191?
CVE-2011-3191 is a vulnerability with a CVSS score of 8.8 (HIGH). Integer signedness error in the CIFSFindNext function in fs/cifs/cifssmb.c in the Linux kernel before 3.1 allows remote CIFS servers to cause a denial of service (memory corruption) or possibly have u...
How severe is CVE-2011-3191?
CVE-2011-3191 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-3191?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Redhat Enterprise Linux.