{
  "schema_version": "1.7.0",
  "id": "MGASA-2026-0392",
  "published": "2026-09-11T22:47:08Z",
  "modified": "2026-09-11T21:44:05Z",
  "summary": "Updated tor packages fix security vulnerabilities",
  "details": "Tor before 0.4.9.12 interprets the CC_RESPONSE extension even when\nCC_REQUEST was not sent, which allows remote attackers to cause a denial\nof service (crash) because of corrupted congestion-control\nstate(CVE-2026-87724)\nDo not purge memory for OOM from within low-level code (TROVE-2026-043).\nA hostile cache could trick a client into falsely believing that certain\nrelays' microdescriptors or router descriptors were unusable\n(TROVE-2026-034).\nFix a use-after-free error (TROVE-2026-036).\nLimit the size of consensus diffs, in bytes and in lines, to prevent a\nclass of memory-based denial-of-service attacks (TROVE-2026-042).\nNegotiate CGO cryptography with every hop that supports it\n(TROVE-2026-033).\nValidate DNS names for complience whenever providing or receiving them\nfrom evdns, to limit exposure to a class of application and library bugs\n(TROVE-2026-035).\n",
  "upstream": [
    "CVE-2026-87724"
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://advisories.mageia.org/MGASA-2026-0392.html"
    },
    {
      "type": "REPORT",
      "url": "https://bugs.mageia.org/show_bug.cgi?id=36284"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2026/09/08/20"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Mageia:10",
        "name": "tor",
        "purl": "pkg:rpm/mageia/tor?arch=source&distro=mageia-10"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.4.9.12-1.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": "0.4.9.12-1.mga9"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "section": "core"
      }
    }
  ],
  "credits": [
    {
      "name": "Mageia",
      "type": "COORDINATOR",
      "contact": [
        "https://wiki.mageia.org/en/Packages_Security_Team"
      ]
    }
  ]
}