CVE-2026-115424

Oc: oc: symlink/hardlink target validation bypass in oc image extract allows file write outside destination

State
Published
Severity
5.5 Medium
Published
Oct 22, 2026
Updated
Oct 22, 2026
Reserved
Oct 22, 2026

Read the record on cve.org

Description

A flaw was found in the OpenShift client oc. When extracting container image layers with oc image extract, the application fails to properly sanitize symbolic and hard link targets pointing to absolute paths or to sibling directories of the extraction destination. An attacker who supplies a malicious container image can exploit this vulnerability by embedding links, and a chained file entry, that reference locations outside the intended extraction directory. This allows the attacker to write attacker-controlled content to arbitrary locations on the host filesystem with the privileges of the user running the command, potentially leading to file modification outside the destination directory.

Scores

CVSSScoreVectorSource
3.15.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:Nredhat

Weaknesses

  • CWE-61 UNIX Symbolic Link (Symlink) Following

Affected Products

ProductVersions
Red Hat OpenShift Container Platform 4Red Hat
    Red Hat OpenShift Container Platform 4Red Hat
      Red Hat OpenShift Container Platform 4Red Hat

        References

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