CVE-2010-4248: linux linux_kernel

Modified

Published 30-11-2010Last modified 07-08-2024

Vulnerability summary

CVE-2010-4248 is a medium (CVSS 4.9) vulnerability in linux linux_kernel. EPSS estimates a 0.32% chance of exploitation in the next 30 days, higher than 25.1% of scored vulnerabilities.

Priority

Routine

Not severe (CVSS 4.9, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?

CVSS score

4.9/10

010

Medium · v2.0 (NVD)

EPSS score

0.32%

0%100%

Low · 0.00 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 4

DSA-2153-1 RHSA-2011:0004 RHSA-2011:0007 RHSA-2011:0330

Timeline

30-11-2010
PublishedVulnerability first disclosed.
07-08-2024
Last modifiedVulnerability information updated.

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.

CVSS metrics

1 score · 1 source · 1 version

v2.04.9

EPSS trend

Probability

0.32%

Chance of exploitation in the next 30 days

Percentile

25%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.32% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs

CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

CWE-362Concurrent Execution using Shared Resource with Improper SynchronizationThe product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Affected systems

Version check

Known conditions: local access, no authentication (CVSS vector). Other conditions: not stated in public data.

Linux1 product

linux_kernel< 2.6.37 | 2.6.37 | 2.6.37:rc1

1 vendor · 1 product

References

15 links

secunia.com/advisories/42789Third Party AdvisoryX Refsource SECUNIA
www.vupen.com/english/advisories/2011/0024VDB EntryX Refsource VUPENThird Party Advisory
www.redhat.com/support/errata/RHSA-2011-0004.htmlVendor AdvisoryX Refsource REDHATThird Party Advisory
www.securityfocus.com/archive/1/520102/100/0/threadedMailing ListX Refsource BUGTRAQThird Party AdvisoryVDB Entry
secunia.com/advisories/46397Third Party AdvisoryX Refsource SECUNIA
www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc2X Refsource CONFIRMBroken Link
www.redhat.com/support/errata/RHSA-2011-0007.htmlVendor AdvisoryX Refsource REDHATThird Party Advisory
www.securityfocus.com/bid/45028VDB EntryX Refsource BIDThird Party Advisory
www.openwall.com/lists/oss-security/2010/11/24/9Mailing ListX Refsource MLISTPatchThird Party Advisory
www.vmware.com/security/advisories/VMSA-2011-0012.htmlX Refsource CONFIRMThird Party Advisory

Show all 15 references

secunia.com/advisories/42890Third Party AdvisoryX Refsource SECUNIA
git.kernel.orgX Refsource CONFIRM
bugzilla.redhat.com/show_bug.cgi?id=656264X Refsource CONFIRMIssue TrackingPatchThird Party Advisory
www.mandriva.com/security/advisories?name=MDVSA-2011:029Vendor AdvisoryX Refsource MANDRIVAThird Party Advisory
www.openwall.com/lists/oss-security/2010/11/23/2Mailing ListX Refsource MLISTPatchThird Party Advisory