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CVE-2021-33815

Date: June 3, 2021

dwa_uncompress in libavcodec/exr.c in FFmpeg 4.4 allows an out-of-bounds array access because dc_count is not strictly checked.

Language: C

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2021-33815
https://security.alpinelinux.org/vuln/CVE-2021-33815
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-33815
https://github.com/FFmpeg/FFmpeg/commit/26d3c81bc5ef2f8c3f09d45eaeacfb4b1139a777
https://security.gentoo.org/glsa/202312-14
https://www.mend.io/vulnerability-database/CVE-2021-33815

Severity Score

Weakness Type (CWE)

Improper Validation of Array Index

CWE-129

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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