CVE-2021-20309
Dashboard / Vulnerabilities / CVE-2021-20309
CVE-2021-20309
Published: 11 May 2021Last Modified: 7 Aug 2026
Summary:
Details: A flaw was found in ImageMagick in versions before 7.0.11 and before 6.9.12, where a division by zero in WaveImage() of MagickCore/visual-effects.c may trigger undefined behavior via a crafted image file submitted to an application using ImageMagick. The highest threat from this vulnerability is to system availability.
References: https://lists.debian.org/debian-lts-announce/2023/05/msg00020.html, https://lists.debian.org/debian-lts-announce/2021/06/msg00000.html, https://bugzilla.redhat.com/show_bug.cgi?id=1946722
Affected packages
Package
Name:
Purl:
Affected ranges
Affected versions
7.0.10-62
7.0.10-61
7.0.10-60
7.0.10-59
7.0.10-58
7.0.10-57
7.0.10-56
7.0.10-55
7.0.10-54
7.0.10-53
7.0.10-52
7.0.10-51
7.0.10-50
7.0.10-49
7.0.10-48
7.0.10-47
7.0.10-46
7.0.10-45
7.0.10-44
7.0.10-43
7.0.10-42
7.0.10-41
7.0.10-40
7.0.10-39
7.0.10-38
7.0.10-37
7.0.10-36
7.0.10-35
7.0.10-34
7.0.10-33
7.0.10-32
7.0.10-31
7.0.10-30
7.0.10-29
7.0.10-28
7.0.10-27
7.0.10-26
7.0.10-25
7.0.10-24
7.0.10-23
7.0.10-22
7.0.10-21
7.0.10-20
7.0.10-19
7.0.10-18
7.0.10-17
7.0.10-16
7.0.10-15
7.0.10-14
7.0.10-13
7.0.10-12
7.0.10-11
7.0.10-10
7.0.10-9
7.0.10-8
7.0.10-7
7.0.10-6
7.0.10-5
7.0.10-4
7.0.10-3
7.0.10-2
7.0.10-1
7.0.10-0
7.0.9-27
7.0.9-26
7.0.9-25
7.0.9-24
7.0.9-23
7.0.9-22
7.0.9-21
7.0.9-20
7.0.9-19
7.0.9-18
7.0.9-17
7.0.9-16
7.0.9-15
7.0.9-14
7.0.9-13
7.0.9-12
7.0.9-11
7.0.9-10
7.0.9-9
7.0.9-8
7.0.9-7
7.0.9-6
7.0.9-5
7.0.9-4
7.0.9-2
7.0.9-1
7.0.9-0
7.0.8-68
7.0.8-67
7.0.8-66
7.0.8-65
7.0.8-64
7.0.8-63
7.0.8-62
7.0.8-61
7.0.8-60
7.0.8-59
7.0.8-58
7.0.8-57
7.0.8-56
7.0.8-55
7.0.8-54
7.0.8-53
7.0.8-52
7.0.8-51
7.0.8-50
7.0.8-49
7.0.8-48
7.0.8-47
7.0.8-46
7.0.8-45
7.0.8-44
7.0.8-43
7.0.8-42
7.0.8-41
7.0.8-40
7.0.8-39
7.0.8-38
7.0.8-37
7.0.8-36
7.0.8-35
7.0.8-34
7.0.8-33
7.0.8-32
7.0.8-31
7.0.8-30
7.0.8-29
7.0.8-28
7.0.8-27
7.0.8-26
7.0.8-25
7.0.8-24
7.0.8-23
7.0.8-22
7.0.8-21
7.0.8-20
7.0.8-19
7.0.8-18
7.0.8-17
7.0.8-16
7.0.8-15
7.0.8-14
7.0.8-13
7.0.8-12
7.0.8-11
7.0.8-10
7.0.8-9
7.0.8-8
7.0.8-7
7.0.8-6
7.0.8-5
7.0.8-4
7.0.8-3
7.0.8-2
7.0.8-1
7.0.8-0
7.0.7-39
7.0.7-38
7.0.7-37
7.0.7-36
7.0.7-35
7.0.7-34
7.0.7-33
7.0.7-32
7.0.7-31
7.0.7-30
7.0.7-29
7.0.7-28
7.0.7-27
7.0.7-26
7.0.7-25
7.0.7-24
7.0.7-23
7.0.7-22
7.0.7-21
7.0.7-20
7.0.7-19
7.0.7-18
7.0.7-17
7.0.7-16
7.0.7-15
7.0.7-14
7.0.7-13
7.0.7-12
7.0.7-11
7.0.7-10
7.0.7-9
7.0.7-8
7.0.7.7
7.0.7-6
7.0.7-5
7.0.7-4
7.0.7-3
7.0.7-2
7.0.7-1
7.0.7-0
7.0.6-9
7.0.6-8
7.0.6-7
7.0.6-6
7.0.6-5
7.0.6-4
7.0.6-3
7.0.6-2
7.0.6-1
7.0.6-0
7.0.5-10
7.0.5-9
7.0.5-8
7.0.5-7
7.0.5-6
7.0.5-5
7.0.5-4
7.0.5-3
7.0.5-2
7.0.5-1
7.0.5-0
7.0.4-10
7.0.4-9
7.0.4-8
7.0.4-7
7.0.4-6
7.0.4-5
7.0.4-4
7.0.4-3
7.0.4-2
7.0.4-1
7.0.4-0
7.0.3-10
7.0.3-9
7.0.3-8
7.0.3-7
7.0.3-6
7.0.3-5
7.0.3-4
7.0.3-3
7.0.3-2
7.0.3-1
7.0.3-0
7.0.2-10
7.0.2-9
7.0.2-8
7.0.2-7
7.0.2-6
7.0.2-5
7.0.2-4
7.0.2-3
7.0.2-2
7.0.2-1
7.0.2-0
7.0.1-10
7.0.1-9
7.0.1-8
7.0.1-7
7.0.1-6
7.0.1-5
7.0.1-4
7.0.1-3
7.0.1-2
7.0.1-1
7.0.1-0
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
