Double-free vulnerability in mysqld for MySQL before 3.23.55 allows attackers with MySQL…
Priority LOW 28Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- 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
Double-free vulnerability in mysqld for MySQL before 3.23.55 allows attackers with MySQL access to cause a denial of service (crash) via mysql_change_user.
Why it matters now
EPSS 0.0299 87th 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 · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:oracle:mysql:3.23.31:*:*:*:*:*:*:* | 3.23.31 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:mysql:3.23.36:*:*:*:*:*:*:* | 3.23.36 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:mysql:3.23.41:*:*:*:*:*:*:* | 3.23.41 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:mysql:3.23.47:*:*:*:*:*:*:* | 3.23.47 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:mysql:3.23.52:*:*:*:*:*:*:* | 3.23.52 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:mysql:3.23.53:*:*:*:*:*:*:* | 3.23.53 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:mysql:3.23.54:*:*:*:*:*:*:* | 3.23.54 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:mysql:3.23.54a:*:*:*:*:*:*:* | 3.23.54a | Vulnerable | Oracle |
- cpe:2.3:a:oracle:mysql:3.23.31:*:*:*:*:*:*:* Versions 3.23.31 Vulnerable ·Oracle
- cpe:2.3:a:oracle:mysql:3.23.36:*:*:*:*:*:*:* Versions 3.23.36 Vulnerable ·Oracle
- cpe:2.3:a:oracle:mysql:3.23.41:*:*:*:*:*:*:* Versions 3.23.41 Vulnerable ·Oracle
- cpe:2.3:a:oracle:mysql:3.23.47:*:*:*:*:*:*:* Versions 3.23.47 Vulnerable ·Oracle
- cpe:2.3:a:oracle:mysql:3.23.52:*:*:*:*:*:*:* Versions 3.23.52 Vulnerable ·Oracle
- cpe:2.3:a:oracle:mysql:3.23.53:*:*:*:*:*:*:* Versions 3.23.53 Vulnerable ·Oracle
- cpe:2.3:a:oracle:mysql:3.23.54:*:*:*:*:*:*:* Versions 3.23.54 Vulnerable ·Oracle
- cpe:2.3:a:oracle:mysql:3.23.54a:*:*:*:*:*:*:* Versions 3.23.54a Vulnerable ·Oracle
Remediation
Red Hat 3 advisories
- RHSA-2003:166 Released 2003-05-15 · Red Hat rating Important: : : Updated MySQL packages fix vulnerabilities
- Red Hat Linux 7.1
- RHSA-2003:093 Released 2003-04-29 · Red Hat rating Important: Updated MySQL packages fix 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-2003:094 Released 2003-04-28 · Red Hat rating Importantmysql 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
- Red Hat Linux Advanced Workstation 2.1
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | Fixed | RHSA-2003:094 |
| Red Hat Enterprise Linux ES version 2.1 | Fixed | RHSA-2003:094 |
| Red Hat Enterprise Linux WS version 2.1 | Fixed | RHSA-2003:094 |
| Red Hat Linux 7.1 | Fixed | RHSA-2003:093 |
| Red Hat Linux 7.2 | Fixed | RHSA-2003:093 |
| Red Hat Linux 7.3 | Fixed | RHSA-2003:093 |
| Red Hat Linux 8.0 | Fixed | RHSA-2003:093 |
| Red Hat Linux 9 | Fixed | RHSA-2003:093 |
| Red Hat Linux Advanced Workstation 2.1 | Fixed | RHSA-2003:094 |
Timeline
- 2026-10-02 Threatist record created from CVE-2003-0073
- 2026-10-03 Alias added: GHSA-5r59-c396-qwfm
References
More Oracle Mysql vulnerabilities
- TI-2017-02794 Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server… CVSS 3.0HIGH 7.5
- TI-2016-05707 Oracle MySQL through 5.5.52, 5.6.x through 5.6.33, and 5.7.x through 5.7.15; MariaDB… CVSS 3.0CRITICAL 9.8
- TI-2003-00723 Buffer overflow in get_salt_from_password from sql_acl.cc for MySQL 4.0.14 and earlier… CVSS 2.0HIGH 9.0
- TI-2020-04444 RFD Attack via "Content-Disposition" Header Sourced from Request Input by Spring MVC or Spring WebFlux Application CVSS 3.1HIGH 7.5
- TI-2008-00208 Multiple buffer overflows in yaSSL 1.7.5 and earlier, as used in MySQL and possibly other… CVSS 2.0HIGH 7.5
- TI-2020-01888 Segmentation fault in SSL_check_chain CVSS 3.1HIGH 7.5
Sources
- CVE-2003-0073 · CVE Program
- CVE-2003-0073 · NVD
- FIRST EPSS
- GHSA-5r59-c396-qwfm · GitHub Advisory Database · CC BY 4.0
- CVE-2003-0073 · Red Hat security data · CC BY 4.0
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