CLEANSTART-2024-TQ47337

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Import Source
https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-TQ47337.json
JSON Data
https://api.osv.dev/v1/vulns/CLEANSTART-2024-TQ47337
Upstream
  • CVE-2021-23997
Published
2026-10-31T14:34:03Z
Modified
2026-10-31T16:02:36Z
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
Due to unexpected data type conversions, a use-after-free could have occurred when interacting with the font cache
Details

Security vulnerability affects the librewolf package. Due to unexpected data type conversions, a use-after-free could have occurred when interacting with the font cache.

References

Affected packages

CleanStart / 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
88.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-TQ47337.json"

CleanStart / 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
88.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-TQ47337.json"

CleanStart / 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
88.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-TQ47337.json"

CleanStart / 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
88.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-TQ47337.json"

CleanStart / 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
88.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-TQ47337.json"