fkie_nvd - fkie_cve-2025-5262

fkie_cve-2025-5262

Vulnerability from fkie_nvd

Published

2025-05-27 13:15

Modified

2025-08-20 14:40

Severity ?

Summary

A double-free could have occurred in `vpx_codec_enc_init_multi` after a failed allocation when initializing the encoder for WebRTC. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 139 and Thunderbird < 128.11.

References

▶	URL	Tags
	security@mozilla.org	https://bugzilla.mozilla.org/show_bug.cgi?id=1962421
	security@mozilla.org	https://www.mozilla.org/security/advisories/mfsa2025-45/
	security@mozilla.org	https://www.mozilla.org/security/advisories/mfsa2025-46/

Impacted products

	Vendor	Product	Version

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A double-free could have occurred in `vpx_codec_enc_init_multi` after a failed allocation when initializing the encoder for WebRTC. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird \u003c 139 and Thunderbird \u003c 128.11."
    },
    {
      "lang": "es",
      "value": "Podr\u00eda haberse producido una doble liberaci\u00f3n en `vpx_codec_enc_init_multi` tras un error de asignaci\u00f3n al inicializar el codificador para WebRTC. Esto podr\u00eda haber causado corrupci\u00f3n de memoria y un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Thunderbird (versi\u00f3n anterior a la 139) y Thunderbird (versi\u00f3n anterior a la 128.11)."
    }
  ],
  "id": "CVE-2025-5262",
  "lastModified": "2025-08-20T14:40:17.713",
  "metrics": {},
  "published": "2025-05-27T13:15:21.980",
  "references": [
    {
      "source": "security@mozilla.org",
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1962421"
    },
    {
      "source": "security@mozilla.org",
      "url": "https://www.mozilla.org/security/advisories/mfsa2025-45/"
    },
    {
      "source": "security@mozilla.org",
      "url": "https://www.mozilla.org/security/advisories/mfsa2025-46/"
    }
  ],
  "sourceIdentifier": "security@mozilla.org",
  "vulnStatus": "Awaiting Analysis"
}

CVE-2025-5262 (GCVE-0-2025-5262)

Vulnerability from cvelistv5

Published

2025-05-27 12:29

Modified

2025-08-19 20:52

Severity ?

CWE

Double-free in libvpx encoder

Summary

A double-free could have occurred in `vpx_codec_enc_init_multi` after a failed allocation when initializing the encoder for WebRTC. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 139 and Thunderbird < 128.11.

References

►

URL

Tags

	https://bugzilla.mozilla.org/show_bug.cgi?id=1962421
	https://www.mozilla.org/security/advisories/mfsa2025-45/
	https://www.mozilla.org/security/advisories/mfsa2025-46/

Impacted products

Vendor

Product

Version

►

Version: unspecified < 139

Version: unspecified < 128.11

Show details on NVD website

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "Thunderbird",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "139",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Thunderbird",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "128.11",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Randell Jesup"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A double-free could have occurred in `vpx_codec_enc_init_multi` after a failed allocation when initializing the encoder for WebRTC. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird \u003c 139 and Thunderbird \u003c 128.11."
            }
          ],
          "value": "A double-free could have occurred in `vpx_codec_enc_init_multi` after a failed allocation when initializing the encoder for WebRTC. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird \u003c 139 and Thunderbird \u003c 128.11."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Double-free in libvpx encoder",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-08-19T20:52:45.713Z",
        "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "shortName": "mozilla"
      },
      "references": [
        {
          "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1962421"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-45/"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-46/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
    "assignerShortName": "mozilla",
    "cveId": "CVE-2025-5262",
    "datePublished": "2025-05-27T12:29:21.813Z",
    "dateReserved": "2025-05-27T12:29:21.325Z",
    "dateUpdated": "2025-08-19T20:52:45.713Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Log in or create an account to share your comment.

Tags

Taxonomy of the tags.

All sightings related to this event Export sightings related to this event

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.