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CVE-2008-1669

18
FAUCET Score

CVE-2008-1669 is a race condition vulnerability affecting the Linux kernel before version 2.6.25.2, stemming from a missing protection mechanism in fcntl functionality. This flaw allows local attackers to execute code in parallel or manipulate descriptor table access. With a CVSS score of 6.9, it is considered a high-severity vulnerability due to its local attack vector, medium attack complexity, and complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test1:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test10:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test11:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test2:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.9MEDIUM

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.41%
Probability of exploitation in next 30 days
EPSS Percentile
33.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0041 is in the 60th percentile among its peer group of 1,595 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: kernel-0:2.4.21-57.EL
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: kernel-0:2.6.9-67.0.15.EL
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kernel-0:2.6.18-53.1.19.el5
View patch

Vendor Advisories (1)

redhatCVE-2008-1669Important

kernel: add rcu_read_lock() to fcheck() in both dnotify, locks.c and fix fcntl store/load race in locks.c

May 6, 2008

References

lists.opensuse.org / opensuse-security-announce/2008-06/msg00006.html
lists.opensuse.org / opensuse-security-announce/2008-07/msg00002.html
lists.opensuse.org / opensuse-security-announce/2008-07/msg00007.html
lists.opensuse.org / opensuse-security-announce/2008-07/msg00012.html
lists.vmware.com / pipermail/security-announce/2008/000023.html
secunia.com / advisories/30077
secunia.com / advisories/30101
secunia.com / advisories/30108
secunia.com / advisories/30110
secunia.com / advisories/30112
secunia.com / advisories/30116
secunia.com / advisories/30164
secunia.com / advisories/30252
secunia.com / advisories/30260
secunia.com / advisories/30276
secunia.com / advisories/30515
secunia.com / advisories/30769
secunia.com / advisories/30818
secunia.com / advisories/30962
secunia.com / advisories/30982
secunia.com / advisories/31246
exchange.xforce.ibmcloud.com / vulnerabilities/42242
issues.rpath.com / browse/RPL-2518
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10065
usn.ubuntu.com / 614-1
redhat.com / archives/fedora-package-announce/2008-May/msg00232.html
redhat.com / archives/fedora-package-announce/2008-May/msg00294.html
redhat.com / archives/fedora-package-announce/2008-May/msg00357.html
wiki.rpath.com / wiki/Advisories:rPSA-2008-0162
debian.org / security/2008/dsa-1575
kernel.org / pub/linux/kernel/v2.4/ChangeLog-2.4.36.4
kernel.org / pub/linux/kernel/v2.6/ChangeLog-2.6.25.2
mandriva.com / security/advisories
mandriva.com / security/advisories
mandriva.com / security/advisories
redhat.com / support/errata/RHSA-2008-0211.html
redhat.com / support/errata/RHSA-2008-0233.html
redhat.com / support/errata/RHSA-2008-0237.html
securityfocus.com / archive/1/491740/100/0/threaded
securityfocus.com / bid/29076
Patch
securitytracker.com / id
ubuntu.com / usn/usn-618-1
vupen.com / english/advisories/2008/1451/references
vupen.com / english/advisories/2008/1452/references
vupen.com / english/advisories/2008/2222/references