// For flags

CVE-2005-4881

kernel: netlink: fix numerous padding memleaks

Severity Score

4.9
*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

El subsistema netlink del kernel de Linux v2.4.x anteriores a la v2.4.37.6 y v2.6.x anteriores a la v2.6.13-rc1 no inicializa unos determinados campos de relleno de estructuras; lo que permite a usuarios locales obtener información confidencial de la memoria del kernel a través de vectores de ataque sin especificar, relacionados con las funciones (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, y (23) cbq_dump_ovl.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
None
Availability
None
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2009-09-16 CVE Reserved
  • 2009-10-19 CVE Published
  • 2023-03-08 EPSS Updated
  • 2024-08-08 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CAPEC
References (21)
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Linux
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Linux Kernel
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2.4.1
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-
Affected
Linux
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Linux Kernel
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2.4.2
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Affected
Linux
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Linux Kernel
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2.4.3
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Affected
Linux
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Linux Kernel
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2.4.4
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Affected
Linux
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Linux Kernel
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2.4.5
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Affected
Linux
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Linux Kernel
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2.4.6
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-
Affected
Linux
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Linux Kernel
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2.4.7
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Affected
Linux
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Linux Kernel
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2.4.8
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-
Affected
Linux
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Linux Kernel
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2.4.9
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Affected
Linux
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Linux Kernel
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2.4.10
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Affected
Linux
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Linux Kernel
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2.4.11
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Linux
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Linux Kernel
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2.4.12
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Affected
Linux
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Linux Kernel
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2.4.13
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Affected
Linux
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Linux Kernel
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2.4.14
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Affected
Linux
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Linux Kernel
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2.4.15
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Affected
Linux
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Linux Kernel
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2.4.16
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Affected
Linux
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Linux Kernel
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2.4.17
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Affected
Linux
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Linux Kernel
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2.4.18
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Affected
Linux
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Linux Kernel
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2.4.19
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Affected
Linux
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Linux Kernel
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2.4.20
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Affected
Linux
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Linux Kernel
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2.4.21
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Affected
Linux
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Linux Kernel
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2.4.22
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Affected
Linux
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Linux Kernel
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2.4.23
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Affected
Linux
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Linux Kernel
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2.4.24
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Affected
Linux
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Linux Kernel
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2.4.25
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Affected
Linux
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Linux Kernel
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2.4.26
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Affected
Linux
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Linux Kernel
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2.4.27
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Affected
Linux
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Linux Kernel
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2.4.27
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-pre1
Affected
Linux
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Linux Kernel
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2.4.27
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-pre2
Affected
Linux
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Linux Kernel
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2.4.27
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-pre3
Affected
Linux
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Linux Kernel
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2.4.27
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-pre4
Affected
Linux
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Linux Kernel
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2.4.27
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-pre5
Affected
Linux
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Linux Kernel
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2.4.28
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Linux
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Linux Kernel
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2.4.29
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Affected
Linux
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Linux Kernel
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2.4.30
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Affected
Linux
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Linux Kernel
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2.4.30
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rc2
Affected
Linux
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Linux Kernel
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2.4.30
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rc3
Affected
Linux
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Linux Kernel
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2.4.31
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Affected
Linux
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Linux Kernel
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2.4.32
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Affected
Linux
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Linux Kernel
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2.4.33
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Affected
Linux
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Linux Kernel
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2.4.33.1
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Affected
Linux
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Linux Kernel
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2.4.33.2
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Affected
Linux
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Linux Kernel
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2.4.33.3
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Affected
Linux
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Linux Kernel
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2.4.33.4
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Affected
Linux
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Linux Kernel
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2.4.33.5
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Affected
Linux
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Linux Kernel
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2.4.33.7
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Linux
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Linux Kernel
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2.4.34
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Affected
Linux
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Linux Kernel
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2.4.34.1
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Affected
Linux
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Linux Kernel
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2.4.34.2
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Affected
Linux
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Linux Kernel
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2.4.34.3
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Affected
Linux
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Linux Kernel
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2.4.34.4
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Affected
Linux
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Linux Kernel
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2.4.34.5
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Affected
Linux
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Linux Kernel
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2.4.34.6
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Affected
Linux
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Linux Kernel
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2.4.35.1
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Affected
Linux
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Linux Kernel
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2.4.35.2
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Affected
Linux
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Linux Kernel
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2.4.35.3
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Affected
Linux
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Linux Kernel
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2.4.35.4
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Affected
Linux
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Linux Kernel
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2.4.35.5
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Affected
Linux
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Linux Kernel
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2.4.36
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-
Affected
Linux
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Linux Kernel
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2.4.36.1
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Affected
Linux
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Linux Kernel
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2.4.36.2
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Affected
Linux
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Linux Kernel
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2.4.36.3
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Affected
Linux
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Linux Kernel
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2.4.36.4
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Affected
Linux
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Linux Kernel
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2.4.36.5
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Affected
Linux
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Linux Kernel
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2.4.36.6
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Affected
Linux
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Linux Kernel
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2.4.36.7
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Affected
Linux
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Linux Kernel
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2.4.36.8
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Affected
Linux
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Linux Kernel
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2.4.36.9
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Affected
Linux
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Linux Kernel
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2.4.37
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Affected
Linux
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Linux Kernel
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2.4.37.1
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Affected
Linux
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Linux Kernel
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2.4.37.2
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Affected
Linux
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Linux Kernel
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2.4.37.3
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Affected
Linux
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Linux Kernel
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2.4.37.4
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Affected
Linux
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Linux Kernel
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2.4.37.5
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Affected
Linux
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Linux Kernel
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2.6.0
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Affected
Linux
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Linux Kernel
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2.6.1
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Affected
Linux
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Linux Kernel
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2.6.10
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Affected
Linux
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Linux Kernel
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2.6.11
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Affected
Linux
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Linux Kernel
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2.6.11.1
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Affected
Linux
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Linux Kernel
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2.6.11.2
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Affected
Linux
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Linux Kernel
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2.6.11.3
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Affected
Linux
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Linux Kernel
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2.6.11.4
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Affected
Linux
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Linux Kernel
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2.6.11.5
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Affected
Linux
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Linux Kernel
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2.6.11.6
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Affected
Linux
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Linux Kernel
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2.6.11.7
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Affected
Linux
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Linux Kernel
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2.6.11.8
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Affected
Linux
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Linux Kernel
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2.6.11.9
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Affected
Linux
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Linux Kernel
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2.6.11.10
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Affected
Linux
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Linux Kernel
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2.6.11.11
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Affected
Linux
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Linux Kernel
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2.6.11.12
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Affected
Linux
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Linux Kernel
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2.6.12
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Affected
Linux
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Linux Kernel
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2.6.12.1
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Affected
Linux
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Linux Kernel
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2.6.12.2
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Affected
Linux
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Linux Kernel
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2.6.12.3
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Affected
Linux
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Linux Kernel
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2.6.12.4
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Affected
Linux
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Linux Kernel
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2.6.12.5
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Affected
Linux
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Linux Kernel
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2.6.12.6
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Affected