Use-after-free vulnerability in the my_login function in DBD::mysql before 4.033_01…
Priority MEDIUM 49CWE-416Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.
Summary
Use-after-free vulnerability in the my_login function in DBD::mysql before 4.033_01 allows attackers to have unspecified impact by leveraging a call to mysql_errno after a failure of my_login.
Why it matters now
EPSS 0.04523 91st percentileScored 2026-11-07
Fix Will not fix Red Hat: no fix planned
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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:dbd-mysql_project:dbd-mysql:4.033:*:*:*:*:*:*:* | 4.033 | Vulnerable | Dbd-mysql Project |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
- cpe:2.3:a:dbd-mysql_project:dbd-mysql:4.033:*:*:*:*:*:*:* Versions 4.033 Vulnerable ·Dbd-mysql Project
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Software Collections | Affected | No fix planned: Will not fix |
Not affected: 4 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Software Collections
Timeline
- 2026-10-02 Threatist record created from CVE-2015-8949
- 2026-10-03 Alias added: GHSA-48mj-69cx-pcqg
References
Patch 2
Advisory 5
- https://blog.fuzzing-project.org/50-Use-after-free-in-my_login-function-of-DBDmysql-Perl-module.html
- DSA-3635
- [oss-security] 20160726 Re: Use after free in my_login() function of DBD::mysql (Perl module)
- [oss-security] 20160725 Use after free in my_login() function of DBD::mysql (Perl module)
- GLSA-201701-51
Sources
- CVE-2015-8949 · CVE Program
- CVE-2015-8949 · NVD
- FIRST EPSS
- GHSA-48mj-69cx-pcqg · GitHub Advisory Database · CC BY 4.0
- CVE-2015-8949 · Red Hat security data · CC BY 4.0
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