CVE-2010-4248

Description

Race condition in the __exit_signal function in kernel/exit.c in the Linux kernel before 2.6.37-rc2 allows local users to cause a denial of service via vectors related to multithreaded exec, the use of a thread group leader in kernel/posix-cpu-timers.c, and the selection of a new thread group leader in the de_thread function in fs/exec.c.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.04%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory mandriva.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://secunia.com/advisories/42789 third party advisory
http://www.vupen.com/english/advisories/2011/0024 vdb entry third party advisory
http://www.redhat.com/support/errata/RHSA-2011-0004.html third party advisory vendor advisory
http://www.securityfocus.com/archive/1/520102/100/0/threaded mailing list vdb entry third party advisory
http://secunia.com/advisories/46397 third party advisory
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc2 broken link
http://www.redhat.com/support/errata/RHSA-2011-0007.html third party advisory vendor advisory
http://www.securityfocus.com/bid/45028 vdb entry third party advisory
http://www.openwall.com/lists/oss-security/2010/11/24/9 mailing list third party advisory patch
http://www.vmware.com/security/advisories/VMSA-2011-0012.html third party advisory
http://secunia.com/advisories/42890 third party advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e0a70217107e6f9844628120412cb27bb4cea194
https://bugzilla.redhat.com/show_bug.cgi?id=656264 issue tracking third party advisory patch
http://www.mandriva.com/security/advisories?name=MDVSA-2011:029 third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2010/11/23/2 mailing list third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2010-4248?
CVE-2010-4248 has been scored as a medium severity vulnerability.
How to fix CVE-2010-4248?
To fix CVE-2010-4248, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2010-4248 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2010-4248 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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