Publish GHSA-2cgv-28vr-rv6j

Author: advisory-database[bot]

advisories/github-reviewed/2025/12/GHSA-2cgv-28vr-rv6j/GHSA-2cgv-28vr-rv6j.json

@@ -0,0 +1,71 @@
+{
+  "schema_version": "1.4.0",
+  "id": "GHSA-2cgv-28vr-rv6j",
+  "modified": "2025-12-04T17:24:23Z",
+  "published": "2025-12-04T17:24:23Z",
+  "aliases": [],
+  "summary": "libcrux incorrectly calculates on aarch64",
+  "details": "On platforms without the `core::arch::aarch64::vxarq_u64` intrinsic, an unverified fallback in `libcrux-intrinsics` v0.0.3\npassed incorrect arguments and produced wrong results. This corrupted SHA-3 digests and caused `libcrux-ml-kem` and\n`libcrux-ml-dsa` to sample incorrectly, yielding incorrect shared secrets and invalid signatures.\n\nThe issue has been fixed in v0.0.4.",
+  "severity": [
+    {
+      "type": "CVSS_V4",
+      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N"
+    }
+  ],
+  "affected": [
+    {
+      "package": {
+        "ecosystem": "crates.io",
+        "name": "libcrux-intrinsics"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "0.0.3"
+            },
+            {
+              "fixed": "0.0.4"
+            }
+          ]
+        }
+      ],
+      "versions": [
+        "0.0.3"
+      ]
+    }
+  ],
+  "references": [
+    {
+      "type": "WEB",
+      "url": "https://github.com/cryspen/libcrux/issues/1220"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/cryspen/libcrux/pull/1222"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/cryspen/libcrux/commit/8d10f45631afd1d93fabb2278dbb388a075b5608"
+    },
+    {
+      "type": "PACKAGE",
+      "url": "https://github.com/cryspen/libcrux"
+    },
+    {
+      "type": "WEB",
+      "url": "https://rustsec.org/advisories/RUSTSEC-2025-0133.html"
+    }
+  ],
+  "database_specific": {
+    "cwe_ids": [
+      "CWE-200",
+      "CWE-327"
+    ],
+    "severity": "HIGH",
+    "github_reviewed": true,
+    "github_reviewed_at": "2025-12-04T17:24:23Z",
+    "nvd_published_at": null
+  }
+}