CVE-2021-0561 (GCVE-0-2021-0561)

Vulnerability from cvelistv5 – Published: 2021-06-22 11:00 – Updated: 2024-08-03 15:47
VLAI
Summary
In append_to_verify_fifo_interleaved_ of stream_encoder.c, there is a possible out of bounds write due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-174302683
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • Information disclosure
Assigner
References
Impacted products
Vendor Product Version
n/a Android Affected: Android-11
Show details on NVD website
To clipboard 

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    "redhat_vex": {
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      "current_release_date": "2025-11-21T15:48:32+00:00",
      "cve": "CVE-2021-0561",
      "id": "CVE-2021-0561",
      "initial_release_date": "2021-01-01T00:00:00+00:00",
      "product_status:fixed": "60",
      "product_status:known_affected": "11",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "flac: out of bound write in append_to_verify_fifo_interleaved_ of stream_encoder.c",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-0561.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-07-03T04:52:33Z",
      "cve": "CVE-2021-0561",
      "id": "CVE-2021-0561",
      "initial_release_date": "2023-02-15T03:50:25Z",
      "product_status:known_affected": "116",
      "product_status:recommended": "205",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2021-0561",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2021-0561.json",
      "version": "22"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.