Vulnerability-Lookup

CVE-2021-46021 (GCVE-0-2021-46021)

Vulnerability from cvelistv5 – Published: 2022-01-14 20:02 – Updated: 2024-08-04 04:54

Summary

An Use-After-Free vulnerability in rec_record_destroy() at rec-record.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.

Severity

5.5 (Medium)


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

CWE

Assigner

mitre mitre root

References

3 references

URL	Tags
https://lists.gnu.org/archive/html/bug-recutils/2…	x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Show details on NVD website

JSON

To clipboard

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    "redhat_vex": {
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CNVD-2022-06490

Vulnerability from cnvd - Published: 2022-01-25

Title

GNU Recutils资源管理错误漏洞

Description

GNU Recutils是GNU社区的一款用于访问recfiles纯文本数据库的工具和库。 GNU Recutils存在安全漏洞，攻击者可利用漏洞导致分段错误或应用程序崩溃。

Severity

中

Patch Name

GNU Recutils资源管理错误漏洞的补丁

Patch Description

GNU Recutils是GNU社区的一款用于访问recfiles纯文本数据库的工具和库。 GNU Recutils存在安全漏洞，攻击者可利用漏洞导致分段错误或应用程序崩溃。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://lists.gnu.org/archive/html/bug-recutils/2021-12/msg00008.html

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-46021

Impacted products

Name
GNU Recutils 1.8.90

Show details on source website

JSON

To clipboard

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  "number": "CNVD-2022-06490",
  "openTime": "2022-01-25",
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  "serverity": "\u4e2d",
  "submitTime": "2022-01-17",
  "title": "GNU Recutils\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e"
}

FKIE_CVE-2021-46021

Vulnerability from fkie_nvd - Published: 2022-01-14 20:15 - Updated: 2026-06-17 04:14

Severity

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Summary

An Use-After-Free vulnerability in rec_record_destroy() at rec-record.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.

References

URL	Tags
cve@mitre.org	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TDVOFC3HTBG7DF2PZTEXRMG4CV2F55UF/
cve@mitre.org	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRSXSN2XF6PX74WDYVV26TQMYIFAEQ3T/
cve@mitre.org	https://lists.gnu.org/archive/html/bug-recutils/2021-12/msg00008.html	Exploit, Mailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TDVOFC3HTBG7DF2PZTEXRMG4CV2F55UF/
af854a3a-2127-422b-91ae-364da2661108	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRSXSN2XF6PX74WDYVV26TQMYIFAEQ3T/
af854a3a-2127-422b-91ae-364da2661108	https://lists.gnu.org/archive/html/bug-recutils/2021-12/msg00008.html	Exploit, Mailing List, Vendor Advisory

Impacted products

Vendor	Product	Version
gnu	recutils	1.8.90
fedoraproject	fedora	35
fedoraproject	fedora	36

JSON

To clipboard

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}

GHSA-GJ92-2VG9-C8JV

Vulnerability from github – Published: 2022-01-15 00:00 – Updated: 2022-05-05 00:00

Details

An Use-After-Free vulnerability in rec_record_destroy() at rec-record.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.

Severity

5.5 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2021-46021"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-01-14T20:15:00Z",
    "severity": "MODERATE"
  },
  "details": "An Use-After-Free vulnerability in rec_record_destroy() at rec-record.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.",
  "id": "GHSA-gj92-2vg9-c8jv",
  "modified": "2022-05-05T00:00:47Z",
  "published": "2022-01-15T00:00:49Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-46021"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TDVOFC3HTBG7DF2PZTEXRMG4CV2F55UF"
    },
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    },
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    }
  ],
  "schema_version": "1.4.0",
  "severity": [
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      "type": "CVSS_V3"
    }
  ]
}

GSD-2021-46021

Vulnerability from gsd - Updated: 2023-12-13 01:23

Details

An Use-After-Free vulnerability in rec_record_destroy() at rec-record.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.

Aliases

CVE-2021-46021

Aliases

CVE-2021-46021

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2021-46021",
    "description": "An Use-After-Free vulnerability in rec_record_destroy() at rec-record.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.",
    "id": "GSD-2021-46021"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
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        "CVE-2021-46021"
      ],
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}

ubuntu-cve-2021-46021

Vulnerability from osv_ubuntu

Published

2022-01-14 20:15

Modified

2026-04-22 07:40

Summary

Details

An Use-After-Free vulnerability in rec_record_destroy() at rec-record.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.

Severity

5.5 (Medium)


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

N/A (UNKNOWN)

low

References

URL

Type

	https://ubuntu.com/security/CVE-2021-46021	REPORT
	https://lists.gnu.org/archive/html/bug-recutils/2…	REPORT
	https://www.cve.org/CVERecord?id=CVE-2021-46021	REPORT
	https://ubuntu.com/security/notices/USN-7137-1	ADVISORY

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "librec1",
            "binary_version": "1.7-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "recutils",
            "binary_version": "1.7-1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "recutils",
        "purl": "pkg:deb/ubuntu/recutils@1.7-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
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            },
            {
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          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.7-1"
      ]
    },
    {
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        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "librec1",
            "binary_version": "1.7-2ubuntu0.1~esm1"
          },
          {
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            "binary_version": "1.7-2ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "recutils",
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          },
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            "binary_version": "1.8-1ubuntu0.20.04.1~esm1"
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  "id": "UBUNTU-CVE-2021-46021",
  "modified": "2026-04-22T07:40:13Z",
  "published": "2022-01-14T20:15:00Z",
  "references": [
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      "type": "REPORT",
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    },
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  ]
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2021-46021 (GCVE-0-2021-46021)

CNVD-2022-06490

FKIE_CVE-2021-46021

GHSA-GJ92-2VG9-C8JV

GSD-2021-46021

ubuntu-cve-2021-46021

Vulnerability from osv_ubuntu

Tags

Sightings

Nomenclature

Related by attack behaviour