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CVE-2008-3915

24
FAUCET Score

CVE-2008-3915 describes a critical buffer overflow vulnerability in the nfsd component of the Linux kernel, specifically affecting versions before 2.6.26.4 when NFSv4 is enabled. This flaw allows remote attackers to achieve complete compromise (confidentiality, integrity, and availability) through unspecified vectors related to decoding NFSv4 access control lists. Despite its high CVSS score of 9.3, indicating a severe risk, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
2.6.18CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:*
2.6.19.4CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.19.4:*:*:*:*:*:*:*
2.6.19.5CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.19.5:*:*:*:*:*:*:*
2.6.19.7CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.19.7:*:*:*:*:*:*:*
2.6.20.16CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.20.16:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.35%
Probability of exploitation in next 30 days
EPSS Percentile
90.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0435 is in the 55th percentile among its peer group of 8,920 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: MRG for RHEL-5Fixed in: kernel-rt-0:2.6.24.7-81.el5rt
View patch

Vendor Advisories (1)

redhatCVE-2008-3915Moderate

kernel: nfsd: fix buffer overrun decoding NFSv4 acl

Sep 1, 2008

References

git.kernel.org
lkml.org / lkml/2008/9/3/286
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/31881
secunia.com / advisories/32190
secunia.com / advisories/32393
exchange.xforce.ibmcloud.com / vulnerabilities/45055
debian.org / security/2008/dsa-1636
kernel.org / pub/linux/kernel/v2.6/ChangeLog-2.6.26.4
openwall.com / lists/oss-security/2008/09/04/18
openwall.com / lists/oss-security/2008/09/04/4
redhat.com / support/errata/RHSA-2008-0857.html
securityfocus.com / bid/31133
ubuntu.com / usn/usn-659-1