GHSA-JG7Q-X23V-354J

Vulnerability from github – Published: 2022-02-22 00:00 – Updated: 2022-03-17 00:05
VLAI
Details

Two memory vulnerabilities exists in openSUSE libsolv through 13 Dec 2020 in the resolve_weak function at src/solver.c: line 2222 and 2249.

Severity
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2021-44576"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-02-21T20:15:00Z",
    "severity": "MODERATE"
  },
  "details": "Two memory vulnerabilities exists in openSUSE libsolv through 13 Dec 2020 in the resolve_weak function at src/solver.c: line 2222 and 2249.",
  "id": "GHSA-jg7q-x23v-354j",
  "modified": "2022-03-17T00:05:24Z",
  "published": "2022-02-22T00:00:19Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-44576"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openSUSE/libsolv/issues/426"
    },
    {
      "type": "WEB",
      "url": "https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_weak-2222"
    },
    {
      "type": "WEB",
      "url": "https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_weak-2249"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XVLRHB6CUX3SHYOIGVUQNWAOW5JYANWH"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.