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CVE-2005-4881

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...

4.9 MediumFix available

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.

Exploit likelihood

0.38%Down 1.2 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.9

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.

Record
CVE-2005-4881
CVSS 2.0
4.9 MediumAV:L/AC:L/Au:N/C:C/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2005-4881
Updated
2026-11-02
EUVDEUVD-2005-4872 No score

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.

Record
EUVD-2005-4872
Updated
2026-11-03
GitHub AdvisoriesGHSA-jfwc-rxqw-vvj6 No score

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...

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.

Record
GHSA-jfwc-rxqw-vvj6
Weakness
CWE-200
Updated
2026-11-02
OSVBELL-CVE-2005-4881 4.9

CVE-2005-4881 does not affect BellSoft software

Record
BELL-CVE-2005-4881
CVSS 2.0
4.9 MediumAV:L/AC:L/Au:N/C:C/I:N/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
kernel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-doc
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-hugemem
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-largesmp
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-smp
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
Show 38 moreShow less
Affected packages
PackageAffectedFixed
kernel-xenU
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-doc
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-hugemem
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-largesmp
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-smp
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-xenU
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-doc
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-hugemem
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-largesmp
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-smp
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-xenU
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-doc
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-hugemem
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-largesmp
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-smp
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-xenU
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.15.EL
0:2.6.9-89.0.15.EL

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2005-4881 is a medium vulnerability (CVSS 4.9) in Linux Kernel, published October 19, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 31st percentile. Fixed in kernel 0:2.6.9-89.0.15.EL.

References

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