RLSA-2026:61586

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Source

https://errata.rockylinux.org/RLSA-2026:61586

Import Source

https://storage.googleapis.com/resf-osv-data/RLSA-2026:61586.json

JSON Data

https://api.osv.dev/v1/vulns/RLSA-2026:61586

Upstream

CVE-2026-18477

CVE-2026-18508

CVE-2026-5704

Published

2026-09-11T00:11:04Z

Modified

2026-09-11T00:30:02Z

Severity

5.0 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N CVSS Calculator

Summary

Moderate: tar security, bug fix, and enhancement update

Details

The GNU tar program can save multiple files in an archive and restore files from an archive.

Security Fix(es):

tar: tar: Hidden file injection via crafted archives (CVE-2026-5704)
tar: tar: TOCTOU in incremental dumpdir 'X' rename handling allows restore path escape (CVE-2026-18477)
tar: tar: --one-top-level hardlink targets not confined to top-level directory enabling arbitrary file overwrite (CVE-2026-18508)

Bug Fix(es) and Enhancement(s):

tar: --one-top-level with absolute path fails (JIRA:Rocky Linux-143906)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Database specific

{
    "license": "CC-BY-4.0",
    "license_url": "https://creativecommons.org/licenses/by/4.0/",
    "source_advisory": "RHSA-2026:61586"
}

References

Credits

- Rocky Enterprise Software Foundation
- Red Hat

Affected packages

Rocky Linux:10 / tar

Package

Name: tar
Purl: pkg:rpm/rocky-linux/tar?distro=rocky-linux-10&epoch=2

Affected ranges

Type

ECOSYSTEM

Events

Introduced

Fixed

2:1.35-13.el10_2

Database specific

Show details

{
    "yum_repository": "BaseOS"
}

Database specific

source

"https://storage.googleapis.com/resf-osv-data/RLSA-2026:61586.json"