DEBIAN-CVE-2021-36773

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Source
https://security-tracker.debian.org/tracker/CVE-2021-36773
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-36773.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2021-36773
Upstream
Published
2021-07-18T04:15:08Z
Modified
2025-09-25T23:25:23.207929Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

uBlock Origin before 1.36.2 and nMatrix before 4.4.9 support an arbitrary depth of parameter nesting for strict blocking, which allows crafted web sites to cause a denial of service (unbounded recursion that can trigger memory consumption and a loss of all blocking functionality).

References

Affected packages

Debian:11 / ublock-origin

Package

Name
ublock-origin
Purl
pkg:deb/debian/ublock-origin?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.37.0+dfsg-1~deb11u1

Affected versions

1.*

1.33.0+dfsg-1
1.37.0+dfsg-1~deb10u1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / ublock-origin

Package

Name
ublock-origin
Purl
pkg:deb/debian/ublock-origin?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.37.0+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / ublock-origin

Package

Name
ublock-origin
Purl
pkg:deb/debian/ublock-origin?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.37.0+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / ublock-origin

Package

Name
ublock-origin
Purl
pkg:deb/debian/ublock-origin?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.37.0+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}