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CVE-2005-4886

22
FAUCET Score

CVE-2005-4886 describes a denial-of-service vulnerability in the Linux kernel, specifically affecting versions before 2.6.12-rc4, due to an incorrect function call within the selinux_parse_skb_ipv6 function. This flaw allows remote attackers to trigger an OOPS (kernel panic) by sending specially crafted IPv6 packets. With a CVSS score of 7.8, it is considered high severity, requiring no authentication and having low attack complexity, leading to a complete loss of availability. There is no evidence of active exploitation, public exploit code, or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.6.12CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:rc3:*:*:*:*:*:*
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:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.8HIGH

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.72%
Probability of exploitation in next 30 days
EPSS Percentile
84.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0272 is in the 72nd percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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: Red Hat Enterprise Linux 4Fixed in: kernel-0:2.6.9-22.EL
View patch

Vendor Advisories (1)

redhatCVE-2005-4886Important

Fix ipv6 exthdr bug causing Oops

Apr 24, 2005

References

git.kernel.org
bugzilla.redhat.com / show_bug.cgi
exchange.xforce.ibmcloud.com / vulnerabilities/56614
kernel.org / pub/linux/kernel/v2.6/testing/v2.6.12/ChangeLog-2.6.12-rc4
openwall.com / lists/oss-security/2010/02/22/3