What is CVE-2010-1643?

CVE-2010-1643 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.9 out of 10. CVE-2010-1643 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2010-1643?

CVE-2010-1643 has a CVSS score of 6.9 out of 10, rated Medium severity. The vector string is AV:L/AC:M/Au:N/C:C/I:C/A:C.

Is there a patch available for CVE-2010-1643?

No patch is currently available for CVE-2010-1643. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2010-1643 actively exploited?

CVE-2010-1643 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2010-1643

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 service (NULL pointer dereference and knfsd crash) or possibly have unspecified other impact via unknown vectors.

Package Linux Kernel

Published 2010-06-03

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

6.9

out of 10

Medium

Attack Vector

Local

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Vector string

AV:L/AC:M/Au:N/C:C/I:C/A:C

References

The following references provide additional information about CVE-2010-1643 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Lists
http://lists.opensuse.org/opensuse-security-announce/2010-07/msg00006.html
Secunia
http://secunia.com/advisories/40645

Vendor Advisory
Vigilance
http://vigilance.fr/vulnerability/Linux-kernel-denial-of-service-via-knfsd-9666
Kernel.org
http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.28/ChangeLog-2.6.28-rc3
Mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2010:198
Openwall
http://www.openwall.com/lists/oss-security/2010/05/26/2
Openwall
http://www.openwall.com/lists/oss-security/2010/05/26/6
Securityfocus
http://www.securityfocus.com/bid/40377
Vupen
http://www.vupen.com/english/advisories/2010/1857

Vendor Advisory
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=595970
Exchange
https://exchange.xforce.ibmcloud.com/vulnerabilities/58957
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=731572d39fcd3498702eda4600db4c43d51e0b26
Patch

Details

CVE ID CVE-2010-1643

Severity Medium

CVSS score 6.9 / 10

CVSS version 2.0

Published 2010-06-03

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2010-1643?

CVE-2010-1643 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.9 out of 10 . CVE-2010-1643 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2010-1643?

CVE-2010-1643 has a CVSS score of 6.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:M/Au:N/C:C/I:C/A:C.
Is there a patch available for CVE-2010-1643?

No patch is currently available for CVE-2010-1643. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2010-1643 actively exploited?

No — CVE-2010-1643 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.