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TI-2015-00205 Aliases CVE-2015-0235GHSA-jwcp-p679-fcr4

Heap-based buffer overflow in the __nss_hostname_digits_dots function in glibc 2.2, and…

Priority CRITICAL 87CWE-787Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
Complete · Complete · Complete
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.

Summary

Heap-based buffer overflow in the __nss_hostname_digits_dots function in glibc 2.2, and other 2.x versions before 2.18, allows context-dependent attackers to execute arbitrary code via vectors related to the (1) gethostbyname or (2) gethostbyname2 function, aka "GHOST."

Why it matters now

EPSS 0.94558 99th percentileScored 2026-11-07
Public exploit Yes 11 exploit referencesTagged by NVD
Fix Fixed Red Hat: 5 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 · 31

CPEVersionsRoleVendor
cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*2.0 to before 2.18VulnerableGNU
cpe:2.3:a:oracle:communications_application_session_controller:*:*:*:*:*:*:*:*before 3.7.1VulnerableOracle
cpe:2.3:a:oracle:communications_eagle_application_processor:16.0:*:*:*:*:*:*:*16.0VulnerableOracle
cpe:2.3:a:oracle:communications_eagle_lnp_application_processor:10.0:*:*:*:*:*:*:*10.0VulnerableOracle
cpe:2.3:a:oracle:communications_lsms:13.1:*:*:*:*:*:*:*13.1VulnerableOracle
cpe:2.3:a:oracle:communications_policy_management:9.7.3:*:*:*:*:*:*:*9.7.3VulnerableOracle
cpe:2.3:a:oracle:communications_policy_management:9.9.1:*:*:*:*:*:*:*9.9.1VulnerableOracle
cpe:2.3:a:oracle:communications_policy_management:10.4.1:*:*:*:*:*:*:*10.4.1VulnerableOracle
cpe:2.3:a:oracle:communications_policy_management:11.5:*:*:*:*:*:*:*11.5VulnerableOracle
cpe:2.3:a:oracle:communications_policy_management:12.1.1:*:*:*:*:*:*:*12.1.1VulnerableOracle
  • cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* Versions 2.0 to before 2.18 Vulnerable ·GNU
  • cpe:2.3:a:oracle:communications_application_session_controller:*:*:*:*:*:*:*:* Versions before 3.7.1 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_eagle_application_processor:16.0:*:*:*:*:*:*:* Versions 16.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_eagle_lnp_application_processor:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_lsms:13.1:*:*:*:*:*:*:* Versions 13.1 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_policy_management:9.7.3:*:*:*:*:*:*:* Versions 9.7.3 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_policy_management:9.9.1:*:*:*:*:*:*:* Versions 9.9.1 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_policy_management:10.4.1:*:*:*:*:*:*:* Versions 10.4.1 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_policy_management:11.5:*:*:*:*:*:*:* Versions 11.5 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_policy_management:12.1.1:*:*:*:*:*:*:* Versions 12.1.1 Vulnerable ·Oracle
Show 21 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:oracle:communications_session_border_controller:*:*:*:*:*:*:*:*before 7.2.0VulnerableOracle
cpe:2.3:a:oracle:communications_session_border_controller:7.2.0:-:*:*:*:*:*:*7.2.0VulnerableOracle
cpe:2.3:a:oracle:communications_session_border_controller:8.0.0:*:*:*:*:*:*:*8.0.0VulnerableOracle
cpe:2.3:a:oracle:communications_user_data_repository:*:*:*:*:*:*:*:*10.0.0 – 10.0.1VulnerableOracle
cpe:2.3:a:oracle:communications_webrtc_session_controller:7.0:*:*:*:*:*:*:*7.0VulnerableOracle
cpe:2.3:a:oracle:communications_webrtc_session_controller:7.1:*:*:*:*:*:*:*7.1VulnerableOracle
cpe:2.3:a:oracle:communications_webrtc_session_controller:7.2:*:*:*:*:*:*:*7.2VulnerableOracle
cpe:2.3:a:oracle:exalogic_infrastructure:1.0:*:*:*:*:*:*:*1.0VulnerableOracle
cpe:2.3:a:oracle:exalogic_infrastructure:2.0:*:*:*:*:*:*:*2.0VulnerableOracle
cpe:2.3:a:oracle:vm_virtualbox:*:*:*:*:*:*:*:*before 5.1.24VulnerableOracle
cpe:2.3:o:oracle:linux:5:-:*:*:*:*:*:*5VulnerableOracle
cpe:2.3:o:oracle:linux:7:0:*:*:*:*:*:*7 0VulnerableOracle
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*7.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:a:redhat:virtualization:6.0:*:*:*:*:*:*:*6.0VulnerableRed Hat
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*before 10.11.1VulnerableApple
cpe:2.3:a:ibm:pureapplication_system:1.0.0.0:*:*:*:*:*:*:*1.0.0.0VulnerableIBM
cpe:2.3:a:ibm:pureapplication_system:1.1.0.0:*:*:*:*:*:*:*1.1.0.0VulnerableIBM
cpe:2.3:a:ibm:pureapplication_system:2.0.0.0:*:*:*:*:*:*:*2.0.0.0VulnerableIBM
cpe:2.3:a:ibm:security_access_manager_for_enterprise_single_sign-on:8.2:*:*:*:*:*:*:*8.2VulnerableIBM
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*5.4.0 to before 5.4.38; 5.5.0 to before 5.5.22; 5.6.0 to before 5.6.6VulnerablePHP
  • cpe:2.3:a:oracle:communications_session_border_controller:*:*:*:*:*:*:*:* Versions before 7.2.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_session_border_controller:7.2.0:-:*:*:*:*:*:* Versions 7.2.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_session_border_controller:8.0.0:*:*:*:*:*:*:* Versions 8.0.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_user_data_repository:*:*:*:*:*:*:*:* Versions 10.0.0 – 10.0.1 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_webrtc_session_controller:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_webrtc_session_controller:7.1:*:*:*:*:*:*:* Versions 7.1 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_webrtc_session_controller:7.2:*:*:*:*:*:*:* Versions 7.2 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:exalogic_infrastructure:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:exalogic_infrastructure:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:vm_virtualbox:*:*:*:*:*:*:*:* Versions before 5.1.24 Vulnerable ·Oracle
  • cpe:2.3:o:oracle:linux:5:-:*:*:*:*:*:* Versions 5 Vulnerable ·Oracle
  • cpe:2.3:o:oracle:linux:7:0:*:*:*:*:*:* Versions 7 0 Vulnerable ·Oracle
  • cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:a:redhat:virtualization:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
  • cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* Versions before 10.11.1 Vulnerable ·Apple
  • cpe:2.3:a:ibm:pureapplication_system:1.0.0.0:*:*:*:*:*:*:* Versions 1.0.0.0 Vulnerable ·IBM
  • cpe:2.3:a:ibm:pureapplication_system:1.1.0.0:*:*:*:*:*:*:* Versions 1.1.0.0 Vulnerable ·IBM
  • cpe:2.3:a:ibm:pureapplication_system:2.0.0.0:*:*:*:*:*:*:* Versions 2.0.0.0 Vulnerable ·IBM
  • cpe:2.3:a:ibm:security_access_manager_for_enterprise_single_sign-on:8.2:*:*:*:*:*:*:* Versions 8.2 Vulnerable ·IBM
  • cpe:2.3:a:php:php:*:*:*:*:*:*:*:* Versions 5.4.0 to before 5.4.38; 5.5.0 to before 5.5.22; 5.6.0 to before 5.6.6 Vulnerable ·PHP

Remediation

Red Hat 5 advisories

  • RHSA-2015:0126 Released 2015-02-04 · Red Hat rating Critical
    rhev-hypervisor6 security update
    • RHEV Hypervisor for RHEL-6 rhev-hypervisor6-6.6-20150123.1.el6ev
  • RHSA-2015:0101 Released 2015-01-28 · Red Hat rating Critical
    glibc security update
    • Red Hat Enterprise Linux AS (v. 4 ELS) glibc-2.3.4-2.57.el4.2, glibc-2.3.4-2.57.el4.2.i386, glibc-2.3.4-2.57.el4.2.ia64 +21
    • Red Hat Enterprise Linux ES (v. 4 ELS) glibc-2.3.4-2.57.el4.2, glibc-2.3.4-2.57.el4.2.i386, glibc-common-2.3.4-2.57.el4.2 +13
  • RHSA-2015:0099 Released 2015-01-28 · Red Hat rating Critical
    glibc security update
    • Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.4) glibc-2.12-1.107.el6_4.7, glibc-static-2.12-1.107.el6_4.7
    • Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.5) glibc-2.12-1.132.el6_5.5, glibc-static-2.12-1.132.el6_5.5
    • Red Hat Enterprise Linux EUS (v. 5.9 server) glibc-2.5-107.el5_9.8, glibc-2.5-107.el5_9.8.i386, glibc-2.5-107.el5_9.8.ia64 +21
    • Red Hat Enterprise Linux HPC Node EUS (v. 6.4) glibc-2.12-1.107.el6_4.7, glibc-common-2.12-1.107.el6_4.7, glibc-devel-2.12-1.107.el6_4.7 +3
    • Red Hat Enterprise Linux HPC Node EUS (v. 6.5) glibc-2.12-1.132.el6_5.5, glibc-common-2.12-1.132.el6_5.5, glibc-devel-2.12-1.132.el6_5.5 +3
    • Red Hat Enterprise Linux Long Life (v. 5.6 server) glibc-2.5-58.el5_6.6, glibc-2.5-58.el5_6.6.i386, glibc-2.5-58.el5_6.6.ia64 +15
    • Red Hat Enterprise Linux Server AUS (v. 6.2) glibc-2.12-1.47.el6_2.15, glibc-common-2.12-1.47.el6_2.15, glibc-devel-2.12-1.47.el6_2.15 +3
    • Red Hat Enterprise Linux Server EUS (v. 6.4) glibc-2.12-1.107.el6_4.7, glibc-2.12-1.107.el6_4.7.ppc, glibc-common-2.12-1.107.el6_4.7 +5
    • Red Hat Enterprise Linux Server EUS (v. 6.5) glibc-2.12-1.132.el6_5.5, glibc-2.12-1.132.el6_5.5.ppc, glibc-common-2.12-1.132.el6_5.5 +5
    • Red Hat Enterprise Linux Server Optional AUS (v. 6.2) glibc-2.12-1.47.el6_2.15, glibc-static-2.12-1.47.el6_2.15
    • Red Hat Enterprise Linux Server Optional EUS (v. 6.4) glibc-2.12-1.107.el6_4.7, glibc-static-2.12-1.107.el6_4.7, glibc-static-2.12-1.107.el6_4.7.ppc
    • Red Hat Enterprise Linux Server Optional EUS (v. 6.5) glibc-2.12-1.132.el6_5.5, glibc-static-2.12-1.132.el6_5.5, glibc-static-2.12-1.132.el6_5.5.ppc
Show 2 more Red Hat advisories
  • RHSA-2015:0092 Released 2015-01-27 · Red Hat rating Critical
    glibc security update
    • Red Hat Enterprise Linux Client (v. 7) glibc-2.17-55.el7_0.5, glibc-common-2.17-55.el7_0.5, glibc-devel-2.17-55.el7_0.5 +3
    • Red Hat Enterprise Linux Client Optional (v. 7) glibc-static-2.17-55.el7_0.5
    • Red Hat Enterprise Linux ComputeNode (v. 7) glibc-2.17-55.el7_0.5, glibc-common-2.17-55.el7_0.5, glibc-devel-2.17-55.el7_0.5 +3
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) glibc-static-2.17-55.el7_0.5
    • Red Hat Enterprise Linux Desktop (v. 6) glibc-2.12-1.149.el6_6.5, glibc-common-2.12-1.149.el6_6.5, glibc-devel-2.12-1.149.el6_6.5 +3
    • Red Hat Enterprise Linux Desktop Optional (v. 6) glibc-static-2.12-1.149.el6_6.5
    • Red Hat Enterprise Linux HPC Node (v. 6) glibc-2.12-1.149.el6_6.5, glibc-common-2.12-1.149.el6_6.5, glibc-devel-2.12-1.149.el6_6.5 +3
    • Red Hat Enterprise Linux HPC Node Optional (v. 6) glibc-static-2.12-1.149.el6_6.5
    • Red Hat Enterprise Linux Server (v. 6) glibc-2.12-1.149.el6_6.5, glibc-2.12-1.149.el6_6.5.ppc, glibc-common-2.12-1.149.el6_6.5 +5
    • Red Hat Enterprise Linux Server (v. 7) glibc-2.17-55.el7_0.5, glibc-2.17-55.el7_0.5.ppc, glibc-common-2.17-55.el7_0.5 +5
    • Red Hat Enterprise Linux Server Optional (v. 6) glibc-static-2.12-1.149.el6_6.5, glibc-static-2.12-1.149.el6_6.5.ppc
    • Red Hat Enterprise Linux Server Optional (v. 7) glibc-static-2.17-55.el7_0.5, glibc-static-2.17-55.el7_0.5.ppc
    • Red Hat Enterprise Linux Workstation (v. 6) glibc-2.12-1.149.el6_6.5, glibc-common-2.12-1.149.el6_6.5, glibc-devel-2.12-1.149.el6_6.5 +3
    • Red Hat Enterprise Linux Workstation (v. 7) glibc-2.17-55.el7_0.5, glibc-common-2.17-55.el7_0.5, glibc-devel-2.17-55.el7_0.5 +3
    • Red Hat Enterprise Linux Workstation Optional (v. 6) glibc-static-2.12-1.149.el6_6.5
    • Red Hat Enterprise Linux Workstation Optional (v. 7) glibc-static-2.17-55.el7_0.5
  • RHSA-2015:0090 Released 2015-01-27 · Red Hat rating Critical
    glibc security update
    • Red Hat Enterprise Linux (v. 5 server) glibc-2.5-123.el5_11.1, glibc-2.5-123.el5_11.1.i386, glibc-2.5-123.el5_11.1.ia64 +21
    • Red Hat Enterprise Linux Desktop (v. 5 client) glibc-2.5-123.el5_11.1, glibc-2.5-123.el5_11.1.i386, glibc-common-2.5-123.el5_11.1 +9

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
RHEV Hypervisor for RHEL-6Fixed RHSA-2015:0126
Red Hat Enterprise Linux (v. 5 server)Fixed RHSA-2015:0090
Red Hat Enterprise Linux AS (v. 4 ELS)Fixed RHSA-2015:0101
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.4)Fixed RHSA-2015:0099
Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.5)Fixed RHSA-2015:0099
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2015:0092
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Desktop (v. 5 client)Fixed RHSA-2015:0090
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2015:0092
Red Hat Enterprise Linux ES (v. 4 ELS)Fixed RHSA-2015:0101
Red Hat Enterprise Linux EUS (v. 5.9 server)Fixed RHSA-2015:0099
Red Hat Enterprise Linux HPC Node (v. 6)Fixed RHSA-2015:0092
Red Hat Enterprise Linux HPC Node EUS (v. 6.4)Fixed RHSA-2015:0099
Red Hat Enterprise Linux HPC Node EUS (v. 6.5)Fixed RHSA-2015:0099
Red Hat Enterprise Linux HPC Node Optional (v. 6)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Long Life (v. 5.6 server)Fixed RHSA-2015:0099
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Server AUS (v. 6.2)Fixed RHSA-2015:0099
Red Hat Enterprise Linux Server EUS (v. 6.4)Fixed RHSA-2015:0099
Red Hat Enterprise Linux Server EUS (v. 6.5)Fixed RHSA-2015:0099
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Server Optional AUS (v. 6.2)Fixed RHSA-2015:0099
Red Hat Enterprise Linux Server Optional EUS (v. 6.4)Fixed RHSA-2015:0099
Red Hat Enterprise Linux Server Optional EUS (v. 6.5)Fixed RHSA-2015:0099
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2015:0092
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2015:0092

Timeline

  1. 2026-10-02 Threatist record created from CVE-2015-0235
  2. 2026-10-03 Alias added: GHSA-jwcp-p679-fcr4

References

Advisory 48

Sources