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CVE-2005-2555

14
FAUCET Score

CVE-2005-2555 describes a privilege escalation vulnerability in Linux kernel versions 2.6.x, specifically affecting Debian and other Linux distributions. It allows local users with CAP_NET_ADMIN capabilities to perform unauthorized actions by manipulating socket policy access through ipv4/ip_sockglue.c and ipv6/ipv6_sockglue.c. The vulnerability has a CVSS score of 4.6 (medium severity), indicating a local attack vector with low complexity, potentially leading to partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, nor are there public exploits available in Metasploit or ExploitDB, despite some community discussion and limited media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.1CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:3.1:*:*:*:*:*:*:*
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

4.6MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.45%
Probability of exploitation in next 30 days
EPSS Percentile
36.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0045 is in the 68th percentile among its peer group of 3,052 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, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

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 (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: kernel-0:2.4.21-37.EL
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: kernel-0:2.6.9-22.EL
View patch

Vendor Advisories (1)

redhatCVE-2005-2555Important

security flaw

Aug 6, 2005

References

secunia.com / advisories/17002
Permissions RequiredThird Party Advisory
secunia.com / advisories/17073
Permissions RequiredThird Party Advisory
secunia.com / advisories/17826
Permissions RequiredThird Party Advisory
secunia.com / advisories/19369
Permissions RequiredThird Party Advisory
secunia.com / advisories/19374
Permissions RequiredThird Party Advisory
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10444
usn.ubuntu.com / 169-1
debian.org / security/2006/dsa-1017
debian.org / security/2006/dsa-1018
Third Party Advisory
kernel.org / git
kernel.org / git
mandriva.com / security/advisories
Broken Link
mandriva.com / security/advisories
novell.com / linux/security/advisories/2005_50_kernel.html
Broken Link
redhat.com / support/errata/RHSA-2005-514.html
Not Applicable
redhat.com / support/errata/RHSA-2005-663.html
Not Applicable
securityfocus.com / archive/1/427980/100/0/threaded
securityfocus.com / bid/14609
Third Party AdvisoryVDB Entry
vupen.com / english/advisories/2005/1878
Broken Link