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TI-2005-02420 Aliases CVE-2005-2555GHSA-mmch-mw53-ff45

Linux kernel 2.6.x does not properly restrict socket policy access to users with the…

Priority LOW 22CWE-264Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
Partial · Partial · Partial
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-264.

Summary

Linux kernel 2.6.x does not properly restrict socket policy access to users with the CAP_NET_ADMIN capability, which could allow local users to conduct unauthorized activities via (1) ipv4/ip_sockglue.c and (2) ipv6/ipv6_sockglue.c.

Why it matters now

EPSS 0.00446 38th percentileScored 2026-11-07
Fix Fixed Red Hat: 2 advisories

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 65

CPEVersionsRoleVendor
cpe:2.3:o:debian:debian_linux:3.1:*:*:*:*:*:*:*3.1VulnerableDebian
cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:*2.6.0VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.0:test1:*:*:*:*:*:*2.6.0 test1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.0:test10:*:*:*:*:*:*2.6.0 test10VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.0:test11:*:*:*:*:*:*2.6.0 test11VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.0:test2:*:*:*:*:*:*2.6.0 test2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.0:test3:*:*:*:*:*:*2.6.0 test3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.0:test4:*:*:*:*:*:*2.6.0 test4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.0:test5:*:*:*:*:*:*2.6.0 test5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.0:test6:*:*:*:*:*:*2.6.0 test6VulnerableLinux
  • cpe:2.3:o:debian:debian_linux:3.1:*:*:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
  • cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:* Versions 2.6.0 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.0:test1:*:*:*:*:*:* Versions 2.6.0 test1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.0:test10:*:*:*:*:*:* Versions 2.6.0 test10 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.0:test11:*:*:*:*:*:* Versions 2.6.0 test11 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.0:test2:*:*:*:*:*:* Versions 2.6.0 test2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.0:test3:*:*:*:*:*:* Versions 2.6.0 test3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.0:test4:*:*:*:*:*:* Versions 2.6.0 test4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.0:test5:*:*:*:*:*:* Versions 2.6.0 test5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.0:test6:*:*:*:*:*:* Versions 2.6.0 test6 Vulnerable ·Linux
Show 55 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:2.6.0:test7:*:*:*:*:*:*2.6.0 test7VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.0:test8:*:*:*:*:*:*2.6.0 test8VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.0:test9:*:*:*:*:*:*2.6.0 test9VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.1:*:*:*:*:*:*:*2.6.1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.1:rc1:*:*:*:*:*:*2.6.1 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.1:rc2:*:*:*:*:*:*2.6.1 rc2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.2:*:*:*:*:*:*:*2.6.2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.3:*:*:*:*:*:*:*2.6.3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.4:*:*:*:*:*:*:*2.6.4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.5:*:*:*:*:*:*:*2.6.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.6:*:*:*:*:*:*:*2.6.6VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.6:rc1:*:*:*:*:*:*2.6.6 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.7:*:*:*:*:*:*:*2.6.7VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.7:rc1:*:*:*:*:*:*2.6.7 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8:*:*:*:*:*:*:*2.6.8VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8:rc1:*:*:*:*:*:*2.6.8 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8:rc2:*:*:*:*:*:*2.6.8 rc2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8:rc3:*:*:*:*:*:*2.6.8 rc3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1:*:*:*:*:*:*:*2.6.8.1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:*:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:386:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:686:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:686_smp:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:amd64:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:amd64_k8:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:amd64_k8_smp:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:amd64_xeon:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:k7:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:k7_smp:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:power3:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:power3_smp:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:power4:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:power4_smp:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:powerpc:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:powerpc_smp:*:*:*:*:*2.6.8.1.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.9:2.6.20:*:*:*:*:*:*2.6.9 2.6.20VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.10:*:*:*:*:*:*:*2.6.10VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.10:rc2:*:*:*:*:*:*2.6.10 rc2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11:*:*:*:*:*:*:*2.6.11VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11:rc1:*:*:*:*:*:*2.6.11 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11:rc2:*:*:*:*:*:*2.6.11 rc2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11:rc3:*:*:*:*:*:*2.6.11 rc3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11:rc4:*:*:*:*:*:*2.6.11 rc4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11.1:*:*:*:*:*:*:*2.6.11.1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11.2:*:*:*:*:*:*:*2.6.11.2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11.3:*:*:*:*:*:*:*2.6.11.3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11.4:*:*:*:*:*:*:*2.6.11.4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11.5:*:*:*:*:*:*:*2.6.11.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11.6:*:*:*:*:*:*:*2.6.11.6VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11.7:*:*:*:*:*:*:*2.6.11.7VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11.8:*:*:*:*:*:*:*2.6.11.8VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.11_rc1_bk6:*:*:*:*:*:*:*2.6.11_rc1_bk6VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.12:rc1:*:*:*:*:*:*2.6.12 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.12:rc4:*:*:*:*:*:*2.6.12 rc4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6_test9_cvs:*:*:*:*:*:*:*2.6_test9_cvsVulnerableLinux
  • cpe:2.3:o:linux:linux_kernel:2.6.0:test7:*:*:*:*:*:* Versions 2.6.0 test7 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.0:test8:*:*:*:*:*:* Versions 2.6.0 test8 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.0:test9:*:*:*:*:*:* Versions 2.6.0 test9 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.1:*:*:*:*:*:*:* Versions 2.6.1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.1:rc1:*:*:*:*:*:* Versions 2.6.1 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.1:rc2:*:*:*:*:*:* Versions 2.6.1 rc2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.2:*:*:*:*:*:*:* Versions 2.6.2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.3:*:*:*:*:*:*:* Versions 2.6.3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.4:*:*:*:*:*:*:* Versions 2.6.4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.5:*:*:*:*:*:*:* Versions 2.6.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.6:*:*:*:*:*:*:* Versions 2.6.6 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.6:rc1:*:*:*:*:*:* Versions 2.6.6 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.7:*:*:*:*:*:*:* Versions 2.6.7 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.7:rc1:*:*:*:*:*:* Versions 2.6.7 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8:*:*:*:*:*:*:* Versions 2.6.8 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8:rc1:*:*:*:*:*:* Versions 2.6.8 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8:rc2:*:*:*:*:*:* Versions 2.6.8 rc2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8:rc3:*:*:*:*:*:* Versions 2.6.8 rc3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1:*:*:*:*:*:*:* Versions 2.6.8.1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:*:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:386:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:686:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:686_smp:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:amd64:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:amd64_k8:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:amd64_k8_smp:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:amd64_xeon:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:k7:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:k7_smp:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:power3:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:power3_smp:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:power4:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:power4_smp:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:powerpc:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.8.1.5:*:powerpc_smp:*:*:*:*:* Versions 2.6.8.1.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.9:2.6.20:*:*:*:*:*:* Versions 2.6.9 2.6.20 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.10:*:*:*:*:*:*:* Versions 2.6.10 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.10:rc2:*:*:*:*:*:* Versions 2.6.10 rc2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11:*:*:*:*:*:*:* Versions 2.6.11 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11:rc1:*:*:*:*:*:* Versions 2.6.11 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11:rc2:*:*:*:*:*:* Versions 2.6.11 rc2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11:rc3:*:*:*:*:*:* Versions 2.6.11 rc3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11:rc4:*:*:*:*:*:* Versions 2.6.11 rc4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11.1:*:*:*:*:*:*:* Versions 2.6.11.1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11.2:*:*:*:*:*:*:* Versions 2.6.11.2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11.3:*:*:*:*:*:*:* Versions 2.6.11.3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11.4:*:*:*:*:*:*:* Versions 2.6.11.4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11.5:*:*:*:*:*:*:* Versions 2.6.11.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11.6:*:*:*:*:*:*:* Versions 2.6.11.6 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11.7:*:*:*:*:*:*:* Versions 2.6.11.7 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11.8:*:*:*:*:*:*:* Versions 2.6.11.8 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.11_rc1_bk6:*:*:*:*:*:*:* Versions 2.6.11_rc1_bk6 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.12:rc1:*:*:*:*:*:* Versions 2.6.12 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.12:rc4:*:*:*:*:*:* Versions 2.6.12 rc4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6_test9_cvs:*:*:*:*:*:*:* Versions 2.6_test9_cvs Vulnerable ·Linux

Remediation

Red Hat 2 advisories

  • RHSA-2005:514 Released 2005-10-05 · Red Hat rating Important
    Updated kernel packages available for Red Hat Enterprise Linux 4 Update 2
    • Red Hat Enterprise Linux AS version 4 kernel-2.6.9-22.EL, kernel-2.6.9-22.EL.ia64, kernel-2.6.9-22.EL.ppc64iseries +8
    • Red Hat Enterprise Linux Desktop version 4 kernel-2.6.9-22.EL, kernel-devel-2.6.9-22.EL, kernel-doc-2.6.9-22.EL +4
    • Red Hat Enterprise Linux ES version 4 kernel-2.6.9-22.EL, kernel-2.6.9-22.EL.ia64, kernel-devel-2.6.9-22.EL +6
    • Red Hat Enterprise Linux WS version 4 kernel-2.6.9-22.EL, kernel-2.6.9-22.EL.ia64, kernel-devel-2.6.9-22.EL +6
  • RHSA-2005:663 Released 2005-09-28 · Red Hat rating Important
    Updated kernel packages available for Red Hat Enterprise Linux 3 Update 6
    • Red Hat Desktop version 3 kernel-2.4.21-37.EL, kernel-2.4.21-37.EL.athlon, kernel-2.4.21-37.EL.ia32e +14
    • Red Hat Enterprise Linux AS version 3 kernel-2.4.21-37.EL, kernel-2.4.21-37.EL.athlon, kernel-2.4.21-37.EL.ia32e +22
    • Red Hat Enterprise Linux ES version 3 kernel-2.4.21-37.EL, kernel-2.4.21-37.EL.athlon, kernel-2.4.21-37.EL.ia32e +18
    • Red Hat Enterprise Linux WS version 3 kernel-2.4.21-37.EL, kernel-2.4.21-37.EL.athlon, kernel-2.4.21-37.EL.ia32e +18

Vendor assessments

Red Hat

Red Hat rating: Important. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Desktop version 3Fixed RHSA-2005:663
Red Hat Enterprise Linux AS version 3Fixed RHSA-2005:663
Red Hat Enterprise Linux AS version 4Fixed RHSA-2005:514
Red Hat Enterprise Linux Desktop version 4Fixed RHSA-2005:514
Red Hat Enterprise Linux ES version 3Fixed RHSA-2005:663
Red Hat Enterprise Linux ES version 4Fixed RHSA-2005:514
Red Hat Enterprise Linux WS version 3Fixed RHSA-2005:663
Red Hat Enterprise Linux WS version 4Fixed RHSA-2005:514

Timeline

  1. 2026-10-02 Threatist record created from CVE-2005-2555
  2. 2026-10-03 Alias added: GHSA-mmch-mw53-ff45

References

Advisory 8

Other 4

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences