CLEANSTART-2024-BO73043

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Import Source
https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-BO73043.json
JSON Data
https://api.osv.dev/v1/vulns/CLEANSTART-2024-BO73043
Upstream
Published
2026-10-31T14:36:36Z
Modified
2026-10-31T15:45:12Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
Summary
In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition
Details

CVE-2020-26950 affects multiple packages. In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. See references for individual vulnerability details.

References

Affected packages

CleanStart
thunderbird

Package

Name
thunderbird
Purl
pkg:apk/cleanstart/thunderbird

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
78.5.1-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-BO73043.json"
librewolf

Package

Name
librewolf
Purl
pkg:apk/cleanstart/librewolf?arch=x86_64

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
82.0.3-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-BO73043.json"
librewolf

Package

Name
librewolf
Purl
pkg:apk/cleanstart/librewolf?arch=armv7

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
82.0.3-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-BO73043.json"
librewolf

Package

Name
librewolf
Purl
pkg:apk/cleanstart/librewolf?arch=aarch64

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
82.0.3-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-BO73043.json"
librewolf

Package

Name
librewolf
Purl
pkg:apk/cleanstart/librewolf?arch=x86

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
82.0.3-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-BO73043.json"
librewolf

Package

Name
librewolf
Purl
pkg:apk/cleanstart/librewolf?arch=ppc64le

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
82.0.3-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-BO73043.json"