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VULNERABILITIES

CVE-2020-18775 Details

Description

In Libav 12.3, there is a heap-based buffer over-read in vc1_decode_b_mb_intfi in vc1_block.c that allows an attacker to cause denial-of-service via a crafted file.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://bugzilla.libav.org/show_bug.cgi?id=1152 CVEBroken LinkExploitIssue TrackingThird Party Advisory
https://cwe.mitre.org/data/definitions/126.html CVETechnical Description
https://bugzilla.libav.org/show_bug.cgi?id=1152 [email protected]Broken LinkExploitIssue TrackingThird Party Advisory
https://cwe.mitre.org/data/definitions/126.html [email protected]Technical Description

Weakness Enumeration

CWE-IDCWE NameSource
CWE-125Out-of-bounds Read[email protected]

Affected Products

ProductVersions
libav libav
12.3

CPE

  • cpe:2.3:a:libav:libav:12.3:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

8 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-18775
NVD Published Date:
Aug 23, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2020-18775 Details - Not Deferred