CVE-2020-22031
HIGH
8.8
CVSS Score
Published: May 27, 2021 at 05:44 PM UTC
Updated: June 17, 2026 at 03:04 AM UTC
2 products affected across 2 vendorsDebian LinuxFFMPEG
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Severity
HIGH8.8
Exploit prediction
EPSS 2%
Description
A Heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 at libavfilter/vf_w3fdif.c in filter16_complex_low, which might lead to memory corruption and other potential consequences.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (4)
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2021/08/msg00018.htmlx_refsource_MISCVendor Advisory
Source: [email protected]
https://trac.ffmpeg.org/attachment/ticket/8243/gdb-vf_w3fdif_191x_refsource_MISCExploitIssue TrackingVendor Advisory
Source: [email protected]
https://trac.ffmpeg.org/ticket/8243Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2021/dsa-4990CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-787
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