Vulnerability Description
mm/shmem.c in the Linux kernel before 2.6.28-rc3, when strict overcommit is enabled, does not properly handle the export of shmemfs objects by knfsd, which allows attackers to cause a denial of service (NULL pointer dereference and knfsd crash) or possibly have unspecified other impact via unknown vectors.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 2.6.28 |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2010-07/msg00006.html
- http://secunia.com/advisories/40645Vendor Advisory
- http://vigilance.fr/vulnerability/Linux-kernel-denial-of-service-via-knfsd-9666
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.28/ChangeLog-2.6.28-rc3
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:198
- http://www.openwall.com/lists/oss-security/2010/05/26/2
- http://www.openwall.com/lists/oss-security/2010/05/26/6
- http://www.securityfocus.com/bid/40377
- http://www.vupen.com/english/advisories/2010/1857Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=595970
- https://exchange.xforce.ibmcloud.com/vulnerabilities/58957
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2010-07/msg00006.html
- http://secunia.com/advisories/40645Vendor Advisory
FAQ
What is CVE-2010-1643?
CVE-2010-1643 is a vulnerability with a CVSS score of 6.9 (MEDIUM). mm/shmem.c in the Linux kernel before 2.6.28-rc3, when strict overcommit is enabled, does not properly handle the export of shmemfs objects by knfsd, which allows attackers to cause a denial of servic...
How severe is CVE-2010-1643?
CVE-2010-1643 has been rated MEDIUM with a CVSS base score of 6.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2010-1643?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.