github - ghsa-pfmv-2r4f-j9mj

ghsa-pfmv-2r4f-j9mj

Vulnerability from github

Published

2022-02-10 00:01

Modified

2022-03-18 00:01

Severity ?

8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2021-45960"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400",
      "CWE-682"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-01-01T19:15:00Z",
    "severity": "HIGH"
  },
  "details": "In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).",
  "id": "GHSA-pfmv-2r4f-j9mj",
  "modified": "2022-03-18T00:01:43Z",
  "published": "2022-02-10T00:01:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-45960"
    },
    {
      "type": "WEB",
      "url": "https://github.com/libexpat/libexpat/issues/531"
    },
    {
      "type": "WEB",
      "url": "https://github.com/libexpat/libexpat/pull/534"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1217609"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202209-24"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20220121-0004"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2022/dsa-5073"
    },
    {
      "type": "WEB",
      "url": "https://www.tenable.com/security/tns-2022-05"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2022/01/17/3"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2021-45960

Vulnerability from cvelistv5

Published

2022-01-01 18:47

Modified

2024-08-04 04:54

Severity ?

Summary

References

▼	URL	Tags
	https://github.com/libexpat/libexpat/issues/531	x_refsource_MISC
	https://github.com/libexpat/libexpat/pull/534	x_refsource_MISC
	https://bugzilla.mozilla.org/show_bug.cgi?id=1217609	x_refsource_MISC
	http://www.openwall.com/lists/oss-security/2022/01/17/3	mailing-list, x_refsource_MLIST
	https://security.netapp.com/advisory/ntap-20220121-0004/	x_refsource_CONFIRM
	https://www.tenable.com/security/tns-2022-05	x_refsource_CONFIRM
	https://www.debian.org/security/2022/dsa-5073	vendor-advisory, x_refsource_DEBIAN
	https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf	x_refsource_CONFIRM
	https://security.gentoo.org/glsa/202209-24	vendor-advisory, x_refsource_GENTOO

Impacted products

▼	Vendor	Product
	n/a	n/a

Show details on NVD website

JSON

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            "url": "https://github.com/libexpat/libexpat/pull/534"
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            "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1217609"
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            "url": "https://www.tenable.com/security/tns-2022-05"
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            "name": "DSA-5073",
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          },
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            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf"
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            "url": "https://security.gentoo.org/glsa/202209-24"
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        "title": "CVE Program Container"
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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