RLSA-2026:42739

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Source
https://errata.rockylinux.org/RLSA-2026:42739
Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2026:42739.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2026:42739
Upstream
  • CVE-2026-54369
  • CVE-2026-54370
Published
2026-07-22T12:05:54.429340Z
Modified
2026-07-22T12:30:07.017528033Z
Severity
  • 7.1 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N CVSS Calculator
Summary
Important: acl security update
Details

Access Control Lists (ACLs) are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists.

Security Fix(es):

  • acl: Symlink traversal privilege escalation via libacl functions (CVE-2026-54369)

  • acl: TOCTOU Symlink Traversal via getfacl/setfacl (CVE-2026-54370)

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.

References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:10 / acl

Package

Name
acl
Purl
pkg:rpm/rocky-linux/acl?distro=rocky-linux-10&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0:2.4.0-1.el10_2
Database specific 
{
    "yum_repository": "BaseOS"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:42739.json"