5.0
Medium
CVE-2026-5704 Tar: tar: hidden file injection via crafted archives
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 3.1 detail
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:NExploitable with local access to the machine, with an ordinary account and if a user takes an action; an attacker can seriously compromise confidentiality, integrity or availability.
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- Low
- Interaction
- Required
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 10 | Versions not published | |
| Red Hat Enterprise Linux 6 | Versions not published | |
| Red Hat Enterprise Linux 7 | Versions not published | |
| Red Hat Enterprise Linux 8 | Versions not published | |
| Red Hat Enterprise Linux 9 | Versions not published | |
| Red Hat Hardened Images 1.35 | earliest → < 1.35-10.hum1 | 1.35-10.hum1 |
| Red Hat Discovery 2 1788205779 | earliest → < 1788205779 | 1788205779 |
| Red Hat Update Infrastructure 5 1788880581 | earliest → < 1788880581 | 1788880581 |
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The 1456 CVEs of Red Hat Enterprise Linux 10 →
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Not rated