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CVE-2021-3479

Good to know:

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Date: March 30, 2021

There's a flaw in OpenEXR's Scanline API functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger excessive consumption of memory, resulting in an impact to system availability.

Language: C

Severity Score

Related Resources (11)

https://security-tracker.debian.org/tracker/CVE-2021-3479
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-3479
https://lists.debian.org/debian-lts-announce/2021/07/msg00001.html
https://security.gentoo.org/glsa/202107-27
https://security.alpinelinux.org/vuln/CVE-2021-3479
https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html
https://nvd.nist.gov/vuln/detail/CVE-2021-3479
https://bugzilla.redhat.com/show_bug.cgi?id=1939149
https://access.redhat.com/security/cve/CVE-2021-3479
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25370
https://www.mend.io/vulnerability-database/CVE-2021-3479

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Allocation of Resources Without Limits or Throttling

CWE-770

Top Fix

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CVSS v3.1

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

CVSS v2

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

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