{
  "schema_version": "1.7.0",
  "id": "MGASA-2026-0382",
  "published": "2026-09-08T02:47:35Z",
  "modified": "2026-09-08T01:44:22Z",
  "summary": "Updated tor packages fix security vulnerabilities",
  "details": "An out-of-bounds write when parsing a consensus or detached signature\nwith unexpected signature digest type (CVE-2026-77642).\nA NULL write after free when sending a CONFLUX_SWITCH cell fails,\nresulting in a crash (CVE-2026-77641).\nAn infinite loop when decompressing a truncated zlib/gzip stream with\ndone=1 (CVE-2026-77640).\nA compression bomb bypass where an attacker could concatenate many gzip\nor zlib sub-streams (CVE-2026-77639).\nA race condition where in just the right circumstances a rendezvous\npoint could man-in-the-middle (impersonate) the onion service that the\nclient was trying to reach (CVE-2026-77638).\nA use-after-free that a malicious exit node could use to crash a client\n(CVE-2026-77587).\nTor before 0.4.9.10 did not reject a CONFLUX_LINK cell that arrives on a\ncircuit which already has attached streams (CVE-2026-77584).\n",
  "upstream": [
    "CVE-2026-77584",
    "CVE-2026-77587",
    "CVE-2026-77638",
    "CVE-2026-77639",
    "CVE-2026-77640",
    "CVE-2026-77641",
    "CVE-2026-77642"
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://advisories.mageia.org/MGASA-2026-0382.html"
    },
    {
      "type": "REPORT",
      "url": "https://bugs.mageia.org/show_bug.cgi?id=36213"
    },
    {
      "type": "WEB",
      "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/J3OOWWFCIOAR7SCIVWYWCHHV6G2BGSPN/"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-security-announce/2026/msg00283.html"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Mageia:10",
        "name": "tor",
        "purl": "pkg:rpm/mageia/tor?arch=source&distro=mageia-10"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.4.9.11-1.mga10"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "section": "core"
      }
    },
    {
      "package": {
        "ecosystem": "Mageia:9",
        "name": "tor",
        "purl": "pkg:rpm/mageia/tor?arch=source&distro=mageia-9"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.4.9.11-1.mga9"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "section": "core"
      }
    }
  ],
  "credits": [
    {
      "name": "Mageia",
      "type": "COORDINATOR",
      "contact": [
        "https://wiki.mageia.org/en/Packages_Security_Team"
      ]
    }
  ]
}