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CVE-2021-3575

HIGH
7.8
CVSS Score
Published: March 4, 2022 at 05:20 PM UTC
Updated: June 17, 2026 at 04:05 AM UTC
3 products affected across 3 vendorsFedoraEnterprise LinuxOpenjpeg

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Severity
HIGH7.8
Exploit prediction
EPSS 2%

Description

A heap-based buffer overflow was found in openjpeg in color.c:379:42 in sycc420_to_rgb when decompressing a crafted .j2k file. An attacker could use this to execute arbitrary code with the permissions of the application compiled against openjpeg.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

References (6)

x_refsource_MISCIssue TrackingThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1957616
x_refsource_MISCExploitIssue TrackingThird Party Advisory
Source: [email protected]
https://github.com/uclouvain/openjpeg/issues/1347
Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZ54FGM2IGAP4AWSJ22JKHOPHCR3FGYU/
Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QB6AI7CWXWMEDZIQY4LQ6DMIEXMDOHUP/
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://ubuntu.com/security/CVE-2021-3575
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2025/04/msg00002.html

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
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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