What’s Vulnerable › Vulnerabilities

CVE-2026-44605: Rpm: heap buffer overflow in ndb slot table parsing

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-05 · updated 2026-08-31
• Weakness: CWE-190

Description

A flaw was found in the RPM Package Manager (RPM). A local user could be affected by a heap buffer overflow vulnerability when processing a specially crafted NDB database file. This issue arises from an error in how RPM handles certain calculations during file parsing, leading to an incorrect memory allocation. An attacker could leverage this to cause a denial of service, making the system unavailable.

Affected products

• Red Hat Enterprise Linux 10: all versions
• Red Hat Enterprise Linux 6: all versions
• Red Hat Enterprise Linux 7: all versions
• Red Hat Enterprise Linux 8: all versions
• Red Hat Enterprise Linux 9: all versions
• Red Hat Hardened Images: all versions — fixed in 6.0.1-6.2.hum1

How to fix

Upgrade to a fixed version: Red Hat Hardened Images 6.0.1-6.2.hum1. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/errata/RHSA-2026:33507
• https://access.redhat.com/security/cve/CVE-2026-44605
• https://bugzilla.redhat.com/show_bug.cgi?id=2482481

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