Vulnerability-Lookup

OESA-2021-1406 (CVE-2020-21913)

Vulnerability from osv_openeuler – Published: 2021-10-30 11:04 – Updated: 2026-08-06 11:04 – Source website

Summary

icu security update

Details

Tools and utilities for developing with icu.

Security Fix(es):

International Components for Unicode (ICU-20850) v66.1 was discovered to contain a use after free bug in the pkg_createWithAssemblyCode function in the file tools/pkgdata/pkgdata.cpp.(CVE-2020-21913)

Severity

5.5 (Medium)


                    
                      CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

URL

Type

	https://www.openeuler.org/en/security/safety-bull…	ADVISORY
	https://nvd.nist.gov/vuln/detail/CVE-2020-21913	ADVISORY

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "aarch64": [
          "icu-62.1-6.oe1.aarch64.rpm",
          "libicu-62.1-6.oe1.aarch64.rpm",
          "icu-debuginfo-62.1-6.oe1.aarch64.rpm",
          "icu-debugsource-62.1-6.oe1.aarch64.rpm",
          "libicu-devel-62.1-6.oe1.aarch64.rpm"
        ],
        "noarch": [
          "icu-help-62.1-6.oe1.noarch.rpm"
        ],
        "src": [
          "icu-62.1-6.oe1.src.rpm"
        ],
        "x86_64": [
          "icu-debugsource-62.1-6.oe1.x86_64.rpm",
          "icu-62.1-6.oe1.x86_64.rpm",
          "icu-debuginfo-62.1-6.oe1.x86_64.rpm",
          "libicu-devel-62.1-6.oe1.x86_64.rpm",
          "libicu-62.1-6.oe1.x86_64.rpm"
        ]
      },
      "package": {
        "ecosystem": "openEuler:20.03-LTS-SP1",
        "name": "icu",
        "purl": "pkg:rpm/openEuler/icu\u0026distro=openEuler-20.03-LTS-SP1"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "62.1-6.oe1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "aarch64": [
          "icu-62.1-6.oe1.aarch64.rpm",
          "libicu-62.1-6.oe1.aarch64.rpm",
          "icu-debuginfo-62.1-6.oe1.aarch64.rpm",
          "icu-debugsource-62.1-6.oe1.aarch64.rpm",
          "libicu-devel-62.1-6.oe1.aarch64.rpm"
        ],
        "noarch": [
          "icu-help-62.1-6.oe1.noarch.rpm"
        ],
        "src": [
          "icu-62.1-6.oe1.src.rpm"
        ],
        "x86_64": [
          "icu-debugsource-62.1-6.oe1.x86_64.rpm",
          "icu-62.1-6.oe1.x86_64.rpm",
          "icu-debuginfo-62.1-6.oe1.x86_64.rpm",
          "libicu-devel-62.1-6.oe1.x86_64.rpm",
          "libicu-62.1-6.oe1.x86_64.rpm"
        ]
      },
      "package": {
        "ecosystem": "openEuler:20.03-LTS-SP2",
        "name": "icu",
        "purl": "pkg:rpm/openEuler/icu\u0026distro=openEuler-20.03-LTS-SP2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "62.1-6.oe1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "severity": "Medium"
  },
  "details": "Tools and utilities for developing with icu.\r\n\r\nSecurity Fix(es):\r\n\r\nInternational Components for Unicode (ICU-20850) v66.1 was discovered to contain a use after free bug in the pkg_createWithAssemblyCode function in the file tools/pkgdata/pkgdata.cpp.(CVE-2020-21913)",
  "id": "OESA-2021-1406",
  "modified": "2026-08-06T11:04:40Z",
  "published": "2021-10-30T11:04:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1406"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-21913"
    }
  ],
  "schema_version": "1.7.2",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "icu security update",
  "upstream": [
    "CVE-2020-21913"
  ]
}

CVE-2020-21913 (GCVE-0-2020-21913)

Vulnerability from cvelistv5 – Published: 2021-09-20 13:55 – Updated: 2024-08-04 14:30

Summary

International Components for Unicode (ICU-20850) v66.1 was discovered to contain a use after free bug in the pkg_createWithAssemblyCode function in the file tools/pkgdata/pkgdata.cpp.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

4 references

URL	Tags
https://unicode-org.atlassian.net/browse/ICU-20850	x_refsource_MISC
https://github.com/unicode-org/icu/pull/886	x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST
https://www.debian.org/security/2021/dsa-5014	vendor-advisoryx_refsource_DEBIAN

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

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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.

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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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Action not permitted

OESA-2021-1406 (CVE-2020-21913)

CVE-2020-21913 (GCVE-0-2020-21913)

Tags

Sightings

Nomenclature

Related by attack behaviour