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UnratedFix available

Zstandard v1.5.1

Type: patchSources: Zstandard

Zstandard v1.5.1 includes a change removing the executable flag from the GNU_STACK segment. The release notice also warns that builds on non-x64 architectures might have an executable stack; the issue was under review.

Products
Zstandard
Affected versions
Not specified
Fixed versions
v1.5.1
CVEs
Not specified
Confirmed fixed CVEs
Not specified
Updated in this feed
28 Oct 2026, 10:02 UTC · Revision 1

Source evidence

Zstandard v1.5.1

github-facebook-zstd · Original source

Published 30 Dec 2021, 18:16 UTC

Zstandard v1.5.1 includes a change removing the executable flag from the GNU_STACK segment. The release notice also warns that builds on non-x64 architectures might have an executable stack; the issue was under review.

Remove executable flag from GNU_STACK segment

Zstandard

Fixed versions: v1.5.1

Prerequisites: non-x64 architecture

Complete source record
{
  "id": "4b54cd2703c7b297699b1ca88d9dc4ca65702c999485f05fc71022472eaaf4f9",
  "url": "https://github.com/facebook/zstd/releases/tag/v1.5.1",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "Zstandard v1.5.1",
    "summary": "Zstandard v1.5.1 includes a change removing the executable flag from the GNU_STACK segment. The release notice also warns that builds on non-x64 architectures might have an executable stack; the issue was under review.",
    "evidence": "Remove executable flag from GNU_STACK segment",
    "products": [
      {
        "name": {
          "value": "Zstandard",
          "evidence": "Zstandard v1.5.1"
        },
        "prerequisites": [
          {
            "value": "non-x64 architecture",
            "evidence": "Be aware of it if you build libzstd for non-x64 architecture."
          }
        ],
        "fixed_versions": [
          {
            "value": "v1.5.1",
            "evidence": "Zstandard v1.5.1"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "github-facebook-zstd",
  "document_id": 21106,
  "published_at": "2021-12-30T18:16:37+00:00"
}