CVE-2021-2024 — Improper Resource Locking in Oracle Mysql

CWE-413 — Improper Resource LockingCWE-22 — Path TraversalCWE-416 — Use After FreeCWE-125 — Out-of-bounds ReadCWE-20 — Improper Input ValidationCWE-590 — Free of Memory not on the HeapCWE-822 — Untrusted Pointer Dereference53 documents16 sources
Severity
6.5MEDIUMNVD
GHSA8.8OSV9.8OSV7.8OSV5.5OSV5.3OSV4.7CISA7.5CISA7.2
EPSS
0.6%
top 29.48%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Linux KernelMbed MbedtlsOracle Mysql+1 more
Timeline
PublishedJan 20
Latest updateMar 25

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.22 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: …

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages4 packages

▶CVEListV5oracle_corporation/mysql_server8.0.22 and prior
▶NVDoracle/mysql8.0.0 — 8.0.22
▶Ubuntumbed/mbedtls< 2.8.0-1ubuntu0.1~esm1+3
▶Ubuntulinux/linux_kernel< 4.4.0-259.293+3

🔴Vulnerability Details

19
OSV
mbedtls vulnerabilities↗2026-03-25
▶
OSV
linux-azure, linux-azure-4.15 vulnerabilities↗2026-03-24
▶
OSV
linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities↗2026-01-29
▶
OSV
linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities↗2025-12-15
▶
OSV
linux-aws-fips, linux-fips vulnerabilities↗2025-12-03
▶

💥Exploits & PoCs

1
Nuclei
Adobe ColdFusion - Arbitrary File Read
▶

📋Vendor Advisories

15
Microsoft
Microsoft Outlook Remote Code Execution Vulnerability↗2025-12-09
▶
Oracle
Oracle Oracle Utilities Applications Risk Matrix: General (jQueryUI) — CVE-2021-41184↗2024-10-15
▶
CISA
Draytek VigorConnect Path Traversal Vulnerability↗2024-09-03
▶
CISA
Microsoft Exchange Server Information Disclosure Vulnerability↗2024-08-21
▶
Oracle
Oracle Oracle MySQL Risk Matrix: Connector/Net (.NET Core) — CVE-2021-24112↗2024-07-15
▶

🕵️Threat Intelligence

1
Wiz
Crying Out Cloud - February Newsletter | Wiz↗2024-02-01
▶

💬Community

4
Bugzilla
CVE-2021-47428 kernel: powerpc/64s: fix program check interrupt emergency stack path↗2024-05-22
▶
Bugzilla
CVE-2021-47310 kernel: net: ti: fix UAF in tlan_remove_one↗2024-05-22
▶
Bugzilla
CVE-2021-47408 kernel: netfilter: conntrack: serialize hash resizes and cleanups↗2024-05-22
▶
Bugzilla
CVE-2021-47013 kernel: net:emac/emac-mac: Fix a use after free in emac_mac_tx_buf_send↗2024-02-29
▶
CVE-2021-2024 — Improper Resource Locking in Oracle | cvebase