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CVE-2021-38990

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-01-10 · updated 2026-06-17

Description

IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the mount command which could lead to code execution. IBM X-Force ID: 212952.

Affected products

• IBM AIX: 7.1, 7.2
• IBM VIOS: 3.1

References

• https://exchange.xforce.ibmcloud.com/vulnerabilities/212952
• https://www.ibm.com/support/pages/node/6515496
• https://www.ibm.com/support/pages/node/6538700
• https://exchange.xforce.ibmcloud.com/vulnerabilities/212952
• https://www.ibm.com/support/pages/node/6515496
• https://www.ibm.com/support/pages/node/6538700

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