What is CVE-2005-4881?

CVE-2005-4881 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10, classified as a Information Exposure flaw (CWE-200). CVE-2005-4881 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2005-4881?

CVE-2005-4881 has a CVSS score of 4.9 out of 10, rated Medium severity. The vector string is AV:L/AC:L/Au:N/C:C/I:N/A:N.

Is there a patch available for CVE-2005-4881?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2005-4881 patch availability.

Is CVE-2005-4881 actively exploited?

CVE-2005-4881 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/200.html

CVE-2005-4881

Medium

The netlink subsystem in the Linux kernel 2.4.x before 2.4.37.6 and 2.6.x before 2.6.13-rc1 does not initialize certain padding fields in structures, which might allow local users to obtain sensitive information from kernel memory via unspecified vectors, related to the (1) tc_fill_qdisc, (2) tcf_fill_node, (3) neightbl_fill_info, (4) neightbl_fill_param_info, (5) neigh_fill_info, (6) rtnetlink_fill_ifinfo, (7) rtnetlink_fill_iwinfo, (8) vif_delete, (9) ipmr_destroy_unres, (10) ipmr_cache_alloc_unres, (11) ipmr_cache_resolve, (12) inet6_fill_ifinfo, (13) tca_get_fill, (14) tca_action_flush, (15) tcf_add_notify, (16) tc_dump_action, (17) cbq_dump_police, (18) __nlmsg_put, (19) __rta_fill, (20) __rta_reserve, (21) inet6_fill_prefix, (22) rsvp_dump, and (23) cbq_dump_ovl functions.

Package Linux Kernel

Published 2009-10-19

Last modified 2026-04-23

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

4.9

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

None

Vector string

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

Weakness type

CWE-200

CVE-2005-4881 is a Information Exposure vulnerability

What is Information Exposure?

The product exposes sensitive information to an actor not authorised to see it. Learn more on MITRE CWE

References

20 total

Kernel.org
http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.37.6

Vendor Advisory
Kernel.org
http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.13/ChangeLog-2.6.13-rc1

Patch Vendor Advisory
Marc
http://marc.info/?l=git-commits-head&m=112002138324380

Patch
Openwall
http://www.openwall.com/lists/oss-security/2009/09/05/2

Patch
Openwall
http://www.openwall.com/lists/oss-security/2009/09/06/2

Patch

Showing 5 of 20 references View all on NVD

Details

CVE ID CVE-2005-4881

Severity Medium

CVSS score 4.9 / 10

CVSS version 2.0

Published 2009-10-19

Modified 2026-04-23

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2005-4881?

CVE-2005-4881 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 , classified as an Information Exposure flaw (CWE-200) . CVE-2005-4881 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2005-4881?

CVE-2005-4881 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:C/I:N/A:N.
Is there a patch available for CVE-2005-4881?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2005-4881 patch availability.
Is CVE-2005-4881 actively exploited?

No. CVE-2005-4881 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.