PT-2026-34128 · Oracle · Mysql Server

Published 2026-04-21 · Updated 2026-06-02 · CVE-2026-34304

Positive Technologies (AI Summary)

CVSS v3.1

4.9

Medium

Base vector

AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions MySQL Server versions 8.0.0 through 8.0.45 MySQL Server versions 8.4.0 through 8.4.8 MySQL Server versions 9.0.0 through 9.6.0

Description An issue in the InnoDB component of MySQL Server allows a high privileged attacker with network access via multiple protocols to compromise the server. Successful exploitation can result in the unauthorized ability to cause a hang or frequently repeatable crash, leading to a complete denial of service (DOS), which is a state where the system becomes unavailable to users.

Recommendations Upgrade versions 8.0.0 through 8.0.45 to a newer version. Upgrade versions 8.4.0 through 8.4.8 to a newer version. Upgrade versions 9.0.0 through 9.6.0 to a newer version.

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

ALSA-2026:20693

CVE-2026-34304

OESA-2026-2118

OESA-2026-2119

OESA-2026-2120

OESA-2026-2153

OESA-2026-2154

USN-8363-1

Affected Products

Mysql Server

References · 107

• https://ubuntu.com/security/CVE-2026-34319 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-34267 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-34293 · Security Note
• https://ubuntu.com/security/CVE-2026-22017 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-34317 · Security Note
• https://osv.dev/vulnerability/OESA-2026-2118 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-35240 · Security Note
• https://oracle.com/security-alerts/cpuapr2026.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-22009 · Security Note
• https://ubuntu.com/security/CVE-2026-22002 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2026-2120 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-34318 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-35237 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-22001 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-34278 · Vendor Advisory