CVE-2005-2558

Stack-based buffer overflow in the init_syms function in MySQL 4.0 before 4.0.25, 4.1 before 4.1...

4.6 MediumFix available

Stack-based buffer overflow in the init_syms function in MySQL 4.0 before 4.0.25, 4.1 before 4.1.13, and 5.0 before 5.0.7-beta allows remote authenticated users who can create user-defined functions to execute arbitrary code via a long function_name field.

Exploit likelihood

2.33%Down 6.8 points since Feb 4, 2022

What each source reports

NVD Score used 4.6

Record: CVE-2005-2558
CVSS 2.0: 4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Updated: 2026-11-02

CVE List No score

Record: CVE-2005-2558
Updated: 2026-11-02

EUVDEUVD-2005-2559 No score

Record: EUVD-2005-2559
Updated: 2026-11-03

GitHub AdvisoriesGHSA-qxmx-9x27-fp8j No score

Stack-based buffer overflow in the init_syms function in MySQL 4.0 before 4.0.25, 4.1 before 4.1...

Record: GHSA-qxmx-9x27-fp8j
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`mysql` Debian:3.0	before 3.23.49-8.14, plus listed versions 3.23.49-8.103.23.49-8.113.23.49-8.133.23.49-8.83.23.49-8.9	3.23.49-8.14
`mysql-dfsg-4.1` Debian:3.1	before 4.1.11a-4sarge2, plus listed versions 4.1.11a-44.1.11a-4sarge1	4.1.11a-4sarge2

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2005-2558 is a medium vulnerability (CVSS 4.6) in Mysql, published August 16, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.33%, the 83rd percentile. Fixed in mysql 3.23.49-8.14.

References

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