CVE-2010-4248

CVE-2010-4248 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-362.

Key facts

• Severity: Medium (CVSS 2.0 base score 4.9)
• EPSS exploit prediction: 0% (24th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-362
• Affected product: Linux Linux Kernel
• Published: 2010-11-30
• Last modified: 2026-06-16

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.

Frequently asked questions

What is CVE-2010-4248?

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.

How severe is CVE-2010-4248?

CVE-2010-4248 has a CVSS 2.0 base score of 4.9, rated medium severity.

Is CVE-2010-4248 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-4248?

CVE-2010-4248 primarily affects Linux Linux Kernel. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-4248?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2010-4248 published?

CVE-2010-4248 was published on 2010-11-30 and last updated on 2026-06-16.

References

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

Affected products (3)

• cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.37:-:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.37:rc1:*:*:*:*:*:*

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