CVE-2010-2653: Race condition in the hvc_close function in drivers/char/hvc_console.c in the Linux kernel before 2.6.34 allows local users to cause a denial of servi...

Description

Race condition in the hvc_close function in drivers/char/hvc_console.c in the Linux kernel before 2.6.34 allows local users to cause a denial of service or possibly have unspecified other impact by closing a Hypervisor Virtual Console device, related to the hvc_open and hvc_remove functions.

Metrics

EPSS Probability

0.38%

29.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-362

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 2.6.34

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=320718ee074acce5ffced6506cb51af1388942aa
http://lkml.org/lkml/2010/3/3/207Exploit, Third Party Advisory
http://patchwork.kernel.org/patch/83353/Vendor Advisory
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34Release Notes, Vendor Advisory
http://www.openwall.com/lists/oss-security/2010/03/04/3Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/04/17/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/04/18/1Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/04/19/1Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/04/19/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/07/01/1Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/07/06/7Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/07/07/5Mailing List, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=568621Issue Tracking, Patch, Third Party Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=320718ee074acce5ffced6506cb51af1388942aa
http://lkml.org/lkml/2010/3/3/207Exploit, Third Party Advisory
http://patchwork.kernel.org/patch/83353/Vendor Advisory
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34Release Notes, Vendor Advisory
http://www.openwall.com/lists/oss-security/2010/03/04/3Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/04/17/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/04/18/1Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/04/19/1Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/04/19/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/07/01/1Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/07/06/7Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/07/07/5Mailing List, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=568621Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Oct 5, 2010
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2010-2653?

Race condition in the hvc_close function in drivers/char/hvc_console.c in the Linux kernel before 2.6.34 allows local users to cause a denial of service or possibly have unspecified other impact by closing a Hypervisor Virtual Console device, related to the hvc_open and hvc_remove functions.

How severe is CVE-2010-2653?

Severity scoring for CVE-2010-2653 is pending analysis. The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2010-2653?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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