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UnratedFix available

XZ Utils 5.7.1alpha

Type: patchSources: XZ Utils

XZ Utils 5.7.1alpha includes a security-related change that replaces non-printable characters in messages and listed filenames with question marks, preventing malicious filenames from sending terminal escape sequences.

Products
XZ Utils
Affected versions
Not specified
Fixed versions
5.7.1alpha
CVEs
Not specified
Confirmed fixed CVEs
Not specified
Updated in this feed
30 Oct 2026, 14:35 UTC · Revision 1

Source evidence

XZ Utils 5.7.1alpha

github-tukaani-project-xz · Original source

Published 23 Jan 2025, 18:15 UTC

XZ Utils 5.7.1alpha includes a security-related change that replaces non-printable characters in messages and listed filenames with question marks, preventing malicious filenames from sending terminal escape sequences.

When printing messages, replace non-printable characters with question marks. This way malicious filenames cannot be used to send escape sequences to a terminal.

XZ Utils

Fixed versions: 5.7.1alpha

Complete source record
{
  "id": "7a2116e7f5e243dae4fa6ff1c47574ab6ae8e4d9c16726befbb6825257b0ed54",
  "url": "https://github.com/tukaani-project/xz/releases/tag/v5.7.1alpha",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "XZ Utils 5.7.1alpha",
    "summary": "XZ Utils 5.7.1alpha includes a security-related change that replaces non-printable characters in messages and listed filenames with question marks, preventing malicious filenames from sending terminal escape sequences.",
    "evidence": "When printing messages, replace non-printable characters with question marks. This way malicious filenames cannot be used to send escape sequences to a terminal.",
    "products": [
      {
        "name": {
          "value": "XZ Utils",
          "evidence": "XZ Utils 5.7.1alpha (unstable)"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.7.1alpha",
            "evidence": "5.7.1alpha (2025-01-23)"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "github-tukaani-project-xz",
  "document_id": 22786,
  "published_at": "2025-01-23T18:15:52+00:00"
}