SUSE-SU-2021:3857-1

Vulnerability from csaf_suse - Published: 2021-12-01 16:02 - Updated: 2021-12-01 16:02
Summary
Security update for python-sqlparse

Notes

Title of the patch
Security update for python-sqlparse
Description of the patch
This update for python-sqlparse fixes the following issues: - CVE-2021-32839: Fixed ReDoS via regular expression in StripComments filter (bsc#1190741).
Patchnames
SUSE-2021-3857,SUSE-SLE-Module-Basesystem-15-SP3-2021-3857
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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        "title": "Description of the patch"
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    "title": "Security update for python-sqlparse",
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  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "python3-sqlparse-0.4.2-3.3.1.noarch",
                "product": {
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  "vulnerabilities": [
    {
      "cve": "CVE-2021-32839",
      "ids": [
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          "text": "https://www.suse.com/security/cve/CVE-2021-32839"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "sqlparse is a non-validating SQL parser module for Python. In sqlparse versions 0.4.0 and 0.4.1 there is a regular Expression Denial of Service in sqlparse vulnerability. The regular expression may cause exponential backtracking on strings containing many repetitions of \u0027\\r\\n\u0027 in SQL comments. Only the formatting feature that removes comments from SQL statements is affected by this regular expression. As a workaround don\u0027t use the sqlformat.format function with keyword strip_comments=True or the --strip-comments command line flag when using the sqlformat command line tool. The issues has been fixed in sqlparse 0.4.2.",
          "title": "CVE description"
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          "summary": "CVE-2021-32839",
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          "summary": "SUSE Bug 1190741 for CVE-2021-32839",
          "url": "https://bugzilla.suse.com/1190741"
        }
      ],
      "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",
          "product_ids": [
            "SUSE Linux Enterprise Module for Basesystem 15 SP3:python3-sqlparse-0.4.2-3.3.1.noarch"
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        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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          "date": "2021-12-01T16:02:13Z",
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        }
      ],
      "title": "CVE-2021-32839"
    }
  ]
}


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  • 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.
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Detection rules are retrieved from Rulezet.