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TI-2003-00434 Aliases CVE-2003-0462GHSA-q96r-f8gg-v2g6

A race condition in the way env_start and env_end pointers are initialized in the execve…

Priority LOW 9Published · Updated

Key facts

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

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.

Summary

A race condition in the way env_start and env_end pointers are initialized in the execve system call and used in fs/proc/base.c on Linux 2.4 allows local users to cause a denial of service (crash).

Why it matters now

EPSS 0.00647 51st percentileScored 2026-11-07
Fix Fixed Red Hat: 3 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 · 27

CPEVersionsRoleVendor
cpe:2.3:a:mandrakesoft:mandrake_multi_network_firewall:8.2:*:*:*:*:*:*:*8.2VulnerableMandrakesoft
cpe:2.3:o:linux:linux_kernel:2.4.0:*:*:*:*:*:*:*2.4.0VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.1:*:*:*:*:*:*:*2.4.1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.2:*:*:*:*:*:*:*2.4.2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.3:*:*:*:*:*:*:*2.4.3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.4:*:*:*:*:*:*:*2.4.4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.5:*:*:*:*:*:*:*2.4.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.6:*:*:*:*:*:*:*2.4.6VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.7:*:*:*:*:*:*:*2.4.7VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.8:*:*:*:*:*:*:*2.4.8VulnerableLinux
  • cpe:2.3:a:mandrakesoft:mandrake_multi_network_firewall:8.2:*:*:*:*:*:*:* Versions 8.2 Vulnerable ·Mandrakesoft
  • cpe:2.3:o:linux:linux_kernel:2.4.0:*:*:*:*:*:*:* Versions 2.4.0 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.1:*:*:*:*:*:*:* Versions 2.4.1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.2:*:*:*:*:*:*:* Versions 2.4.2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.3:*:*:*:*:*:*:* Versions 2.4.3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.4:*:*:*:*:*:*:* Versions 2.4.4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.5:*:*:*:*:*:*:* Versions 2.4.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.6:*:*:*:*:*:*:* Versions 2.4.6 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.7:*:*:*:*:*:*:* Versions 2.4.7 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.8:*:*:*:*:*:*:* Versions 2.4.8 Vulnerable ·Linux
Show 17 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:2.4.9:*:*:*:*:*:*:*2.4.9VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.10:*:*:*:*:*:*:*2.4.10VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.11:*:*:*:*:*:*:*2.4.11VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.12:*:*:*:*:*:*:*2.4.12VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.13:*:*:*:*:*:*:*2.4.13VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.14:*:*:*:*:*:*:*2.4.14VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.15:*:*:*:*:*:*:*2.4.15VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.16:*:*:*:*:*:*:*2.4.16VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.17:*:*:*:*:*:*:*2.4.17VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.18:*:*:*:*:*:*:*2.4.18VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.19:*:*:*:*:*:*:*2.4.19VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.20:*:*:*:*:*:*:*2.4.20VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.4.21:*:*:*:*:*:*:*2.4.21VulnerableLinux
cpe:2.3:o:mandrakesoft:mandrake_linux:8.2:*:*:*:*:*:*:*8.2VulnerableMandrakesoft
cpe:2.3:o:mandrakesoft:mandrake_linux:8.2:*:ppc:*:*:*:*:*8.2VulnerableMandrakesoft
cpe:2.3:o:mandrakesoft:mandrake_linux:9.0:*:*:*:*:*:*:*9.0VulnerableMandrakesoft
cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:2.1:*:*:*:*:*:*:*2.1VulnerableMandrakesoft
  • cpe:2.3:o:linux:linux_kernel:2.4.9:*:*:*:*:*:*:* Versions 2.4.9 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.10:*:*:*:*:*:*:* Versions 2.4.10 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.11:*:*:*:*:*:*:* Versions 2.4.11 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.12:*:*:*:*:*:*:* Versions 2.4.12 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.13:*:*:*:*:*:*:* Versions 2.4.13 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.14:*:*:*:*:*:*:* Versions 2.4.14 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.15:*:*:*:*:*:*:* Versions 2.4.15 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.16:*:*:*:*:*:*:* Versions 2.4.16 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.17:*:*:*:*:*:*:* Versions 2.4.17 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.18:*:*:*:*:*:*:* Versions 2.4.18 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.19:*:*:*:*:*:*:* Versions 2.4.19 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.20:*:*:*:*:*:*:* Versions 2.4.20 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.4.21:*:*:*:*:*:*:* Versions 2.4.21 Vulnerable ·Linux
  • cpe:2.3:o:mandrakesoft:mandrake_linux:8.2:*:*:*:*:*:*:* Versions 8.2 Vulnerable ·Mandrakesoft
  • cpe:2.3:o:mandrakesoft:mandrake_linux:8.2:*:ppc:*:*:*:*:* Versions 8.2 Vulnerable ·Mandrakesoft
  • cpe:2.3:o:mandrakesoft:mandrake_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Mandrakesoft
  • cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:2.1:*:*:*:*:*:*:* Versions 2.1 Vulnerable ·Mandrakesoft

Remediation

Red Hat 3 advisories

  • RHSA-2003:198 Released 2003-08-21 · Red Hat rating Important
    kernel security update
    • Red Hat Enterprise Linux AS (Advanced Server) version 2.1
    • Red Hat Linux Advanced Workstation 2.1
  • RHSA-2003:239 Released 2003-08-21 · Red Hat rating Important
    kernel security update
    • Red Hat Enterprise Linux AS (Advanced Server) version 2.1
    • Red Hat Enterprise Linux ES version 2.1
    • Red Hat Enterprise Linux WS version 2.1
  • RHSA-2003:238 Released 2003-07-21 · Red Hat rating Important
    : : : Updated 2.4 kernel fixes vulnerabilities
    • Red Hat Linux 7.1
    • Red Hat Linux 7.2
    • Red Hat Linux 7.3
    • Red Hat Linux 8.0
    • Red Hat Linux 9

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Enterprise Linux AS (Advanced Server) version 2.1 Fixed RHSA-2003:198
Red Hat Enterprise Linux ES version 2.1Fixed RHSA-2003:239
Red Hat Enterprise Linux WS version 2.1Fixed RHSA-2003:239
Red Hat Linux 7.1Fixed RHSA-2003:238
Red Hat Linux 7.2Fixed RHSA-2003:238
Red Hat Linux 7.3Fixed RHSA-2003:238
Red Hat Linux 8.0Fixed RHSA-2003:238
Red Hat Linux 9Fixed RHSA-2003:238
Red Hat Linux Advanced Workstation 2.1Fixed RHSA-2003:198

Timeline

  1. 2026-10-02 Threatist record created from CVE-2003-0462
  2. 2026-10-03 Alias added: GHSA-q96r-f8gg-v2g6
  3. 2026-10-19 EPSS moved to the 50th–90th percentile

References

Patch 2

Advisory 3

Other 1

Sources

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