Description
A flaw was found in tar. A remote attacker could exploit this vulnerability by crafting a malicious archive, leading to hidden file injection with fully attacker-controlled content. This bypasses pre-extraction inspection mechanisms, potentially allowing an attacker to introduce malicious files onto a system without detection.
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
Affected products
- gnu / Tar
- RedHat / enterprise_linux6.0 – 6.0
- RedHat / enterprise_linux7.0 – 7.0
- RedHat / enterprise_linux10.0 – 10.0
- RedHat / enterprise_linux8.0 – 8.0
- RedHat / enterprise_linux9.0 – 9.0
- RedHat / hardened_images
References
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2026:61581
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2026:61586
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2026:61783
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2026:66018
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2026:66514
- VENDOR_ADVISORYhttps://access.redhat.com/security/cve/CVE-2026-5704
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=2455360
Updated 11m ago · 8 sources