opensuse-su-2021:1178-1
Vulnerability from csaf_opensuse
Published
2021-08-22 22:06
Modified
2021-08-22 22:06
Summary
Security update for tor

Notes

Title of the patch
Security update for tor
Description of the patch
This update for tor fixes the following issues: tor 0.4.6.7: * Fix a DoS via a remotely triggerable assertion failure (boo#1189489, TROVE-2021-007, CVE-2021-38385) tor 0.4.6.6: * Fix a compilation error with gcc 7, drop tor-0.4.6.5-gcc7.patch * Enable the deterministic RNG for unit tests that covers the address set bloomfilter-based API's tor 0.4.6.5 * Add controller support for creating v3 onion services with client auth * When voting on a relay with a Sybil-like appearance, add the Sybil flag when clearing out the other flags. This lets a relay operator know why their relay hasn't been included in the consensus * Relays now report how overloaded they are * Add a new DoS subsystem to control the rate of client connections for relays * Relays now publish statistics about v3 onions services * Improve circuit timeout algorithm for client performance This update was imported from the openSUSE:Leap:15.2:Update update project.
Patchnames
openSUSE-2021-1178
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).



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      "text": "important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
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    "lang": "en",
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        "title": "Title of the patch"
      },
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        "text": "This update for tor fixes the following issues:\n\ntor 0.4.6.7:\n\n* Fix a DoS via a remotely triggerable assertion failure\n  (boo#1189489, TROVE-2021-007, CVE-2021-38385)\n\ntor 0.4.6.6:\n\n* Fix a compilation error with gcc 7, drop tor-0.4.6.5-gcc7.patch\n* Enable the deterministic RNG for unit tests that covers the\n  address set bloomfilter-based API\u0027s\n\ntor 0.4.6.5\n\n* Add controller support for creating v3 onion services with\n  client auth\n* When voting on a relay with a Sybil-like appearance, add the\n  Sybil flag when clearing out the other flags. This lets a relay\n  operator know why their relay hasn\u0027t been included in the\n  consensus\n* Relays now report how overloaded they are\n* Add a new DoS subsystem to control the rate of client\n  connections for relays\n* Relays now publish statistics about v3 onions services\n* Improve circuit timeout algorithm for client performance\n\nThis update was imported from the openSUSE:Leap:15.2:Update update project.",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "openSUSE-2021-1178",
        "title": "Patchnames"
      },
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        "category": "legal_disclaimer",
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    "publisher": {
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      },
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        "category": "self",
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      },
      {
        "category": "self",
        "summary": "SUSE Bug 1189489",
        "url": "https://bugzilla.suse.com/1189489"
      },
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        "summary": "SUSE CVE CVE-2021-38385 page",
        "url": "https://www.suse.com/security/cve/CVE-2021-38385/"
      }
    ],
    "title": "Security update for tor",
    "tracking": {
      "current_release_date": "2021-08-22T22:06:30Z",
      "generator": {
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          "version": "1"
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      "initial_release_date": "2021-08-22T22:06:30Z",
      "revision_history": [
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  "product_tree": {
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        "branches": [
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            ],
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  "vulnerabilities": [
    {
      "cve": "CVE-2021-38385",
      "ids": [
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          "text": "https://www.suse.com/security/cve/CVE-2021-38385"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "Tor before 0.3.5.16, 0.4.5.10, and 0.4.6.7 mishandles the relationship between batch-signature verification and single-signature verification, leading to a remote assertion failure, aka TROVE-2021-007.",
          "title": "CVE description"
        }
      ],
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          "SUSE Package Hub 15 SP2:tor-0.4.6.7-bp152.2.15.1.s390x",
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        ]
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          "summary": "SUSE Bug 1189489 for CVE-2021-38385",
          "url": "https://bugzilla.suse.com/1189489"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
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      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
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          "date": "2021-08-22T22:06:30Z",
          "details": "important"
        }
      ],
      "title": "CVE-2021-38385"
    }
  ]
}


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