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CVE PROGRAM SOURCE RECORD7.0 High

CVE-2026-26158

Busybox: busybox: arbitrary file modification and privilege escalation via unvalidated tar archive entries

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Status
Published
Published
Updated
Assigning organization
redhat

Description

A flaw was found in BusyBox. This vulnerability allows an attacker to modify files outside of the intended extraction directory by crafting a malicious tar archive containing unvalidated hardlink or symlink entries. If the tar archive is extracted with elevated privileges, this flaw can lead to privilege escalation, enabling an attacker to gain unauthorized access to critical system files.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Red Hat Red Hat Hardened Images

Default version status: affected

  • 1.37.0-7.2.hum1 to < *unaffected

Red Hat Red Hat Enterprise Linux 6

Default version status: unknown

References