Vulnerability in Red Hat Enterprise Linux 6
CVE-2026-26158
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 e…
EPSS: 0.002 (5.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Red Hat Enterprise Linux 6
- Red Hat Hardened Images — versions 1.37.0-7.2.hum1
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking)
- secalert@redhat.com
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Frequently asked questions
- What is CVE-2026-26158?
- CVE-2026-26158 is a high-severity vulnerability in Red Hat Enterprise Linux 6, classified under External Control of File Name or Path. CVSS score: 7.0/10. Published 2026-02-11.
- How severe is CVE-2026-26158?
- High severity. CVSS v3 base score is 7.0 out of 10.