What is CVE-2008-4307?

CVE-2008-4307 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.0 out of 10, classified as a Race Condition flaw (CWE-362). CVE-2008-4307 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2008-4307?

CVE-2008-4307 has a CVSS score of 4.0 out of 10, rated Medium severity. The vector string is AV:L/AC:H/Au:N/C:N/I:N/A:C.

Is there a patch available for CVE-2008-4307?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2008-4307 patch availability.

Is CVE-2008-4307 actively exploited?

CVE-2008-4307 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Race Condition (CWE-362)?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/362.html

CVE-2008-4307

Medium

Race condition in the do_setlk function in fs/nfs/file.c in the Linux kernel before 2.6.26 allows local users to cause a denial of service (crash) via vectors resulting in an interrupted RPC call that leads to a stray FL_POSIX lock, related to improper handling of a race between fcntl and close in the EINTR case.

Package Linux Kernel

Published 2009-01-13

Last modified 2026-04-23

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

4.0

out of 10

Medium

Attack Vector

Local

Attack Complexity

High

Privileges Required

User Interaction

Scope

Confidentiality

High

Integrity

None

Availability

Vector string

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

Weakness type

CWE-362

CVE-2008-4307 is a Race Condition vulnerability

What is Race Condition?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. Learn more on MITRE CWE

References

21 total

Secunia
http://secunia.com/advisories/34917

Vendor Advisory
Secunia
http://secunia.com/advisories/34962

Vendor Advisory
Secunia
http://secunia.com/advisories/34981

Vendor Advisory
Secunia
http://secunia.com/advisories/35011

Vendor Advisory
Secunia
http://secunia.com/advisories/35015

Vendor Advisory

Showing 5 of 21 references View all on NVD

Details

CVE ID CVE-2008-4307

Severity Medium

CVSS score 4.0 / 10

CVSS version 2.0

Published 2009-01-13

Modified 2026-04-23

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2008-4307?

CVE-2008-4307 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.0 out of 10 , classified as a Race Condition flaw (CWE-362) . CVE-2008-4307 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2008-4307?

CVE-2008-4307 has a CVSS score of 4.0 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:H/Au:N/C:N/I:N/A:C.
Is there a patch available for CVE-2008-4307?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2008-4307 patch availability.
Is CVE-2008-4307 actively exploited?

No. CVE-2008-4307 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.