/proc/tty/driver/serial in Linux 2.4.x reveals the exact number of characters used in…
Priority LOW 11Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
/proc/tty/driver/serial in Linux 2.4.x reveals the exact number of characters used in serial links, which could allow local users to obtain potentially sensitive information such as the length of passwords.
Why it matters now
EPSS 0.00406 35th 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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:redhat:linux:7.1:*:*:*:*:*:*:* | 7.1 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:linux:7.2:*:*:*:*:*:*:* | 7.2 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:linux:7.3:*:*:*:*:*:*:* | 7.3 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Red Hat |
- cpe:2.3:o:redhat:linux:7.1:*:*:*:*:*:*:* Versions 7.1 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:linux:7.2:*:*:*:*:*:*:* Versions 7.2 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:linux:7.3:*:*:*:*:*:*:* Versions 7.3 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Red Hat
Remediation
Red Hat 3 advisories
- RHSA-2004:188 Released 2004-05-12 · Red Hat rating ImportantUpdated kernel packages available for Red Hat Enterprise Linux 3 Update 2
- Red Hat Desktop version 3 kernel-2.4.21-15.EL, kernel-2.4.21-15.EL.athlon, kernel-2.4.21-15.EL.ia32e +14
- Red Hat Enterprise Linux AS version 3 kernel-2.4.21-15.EL, kernel-2.4.21-15.EL.athlon, kernel-2.4.21-15.EL.ia32e +22
- Red Hat Enterprise Linux ES version 3 kernel-2.4.21-15.EL, kernel-2.4.21-15.EL.athlon, kernel-2.4.21-15.EL.ia32e +18
- Red Hat Enterprise Linux WS version 3 kernel-2.4.21-15.EL, kernel-2.4.21-15.EL.athlon, kernel-2.4.21-15.EL.ia32e +18
- 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
- RHSA-2002:263 Released 2002-11-22 · Red Hat rating Importantkernel security update
- Red Hat Enterprise Linux AS (Advanced Server) version 2.1
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Desktop version 3 | Fixed | RHSA-2004:188 |
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | Fixed | RHSA-2002:263 |
| Red Hat Enterprise Linux AS version 3 | Fixed | RHSA-2004:188 |
| Red Hat Enterprise Linux ES version 3 | Fixed | RHSA-2004:188 |
| Red Hat Enterprise Linux WS version 3 | Fixed | RHSA-2004:188 |
| Red Hat Linux 7.1 | Fixed | RHSA-2003:238 |
| Red Hat Linux 7.2 | Fixed | RHSA-2003:238 |
| Red Hat Linux 7.3 | Fixed | RHSA-2003:238 |
| Red Hat Linux 8.0 | Fixed | RHSA-2003:238 |
| Red Hat Linux 9 | Fixed | RHSA-2003:238 |
Timeline
- 2026-10-02 Threatist record created from CVE-2003-0461
- 2026-10-03 Alias added: GHSA-8x73-xrpj-qfx7
References
More Red Hat Linux vulnerabilities
- TI-2000-00907 Format string vulnerability in use_syslog() function in LPRng 3.6.24 allows remote… CVSS 2.0HIGH 10.0
- TI-2000-00248 The web GUI for the Linux Virtual Server (LVS) software in the Red Hat Linux Piranha… CVSS 2.0HIGH 10.0
- TI-1999-00042 Command execution via shell metachars in INN daemon (innd) 1.5 using "newgroup" and… CVSS 3.1CRITICAL 9.8
- TI-2000-00322 The passwd.php3 CGI script in the Red Hat Piranha Virtual Server Package allows local… CVSS 2.0HIGH 10.0
- TI-1999-00363 Buffer overflows in wuarchive ftpd (wu-ftpd) and ProFTPD lead to remote root access… CVSS 2.0HIGH 10.0
- TI-1999-00009 Inverse query buffer overflow in BIND 4.9 and BIND 8 Releases. CVSS 2.0HIGH 10.0
Sources
- CVE-2003-0461 · CVE Program
- CVE-2003-0461 · NVD
- FIRST EPSS
- GHSA-8x73-xrpj-qfx7 · GitHub Advisory Database · CC BY 4.0
- CVE-2003-0461 · Red Hat security data · CC BY 4.0
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