DEBIAN-CVE-2011-0491

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Source
https://security-tracker.debian.org/tracker/CVE-2011-0491
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2011-0491.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2011-0491
Upstream
Published
2011-01-19T12:00:20.047Z
Modified
2025-11-14T03:08:11.843175Z
Summary
[none]
Details

The tor_realloc function in Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha does not validate a certain size value during memory allocation, which might allow remote attackers to cause a denial of service (daemon crash) via unspecified vectors, related to "underflow errors."

References

Affected packages

Debian:11 / tor

Package

Name
tor
Purl
pkg:deb/debian/tor?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.2.1.29-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2011-0491.json"

Debian:12 / tor

Package

Name
tor
Purl
pkg:deb/debian/tor?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.2.1.29-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2011-0491.json"

Debian:13 / tor

Package

Name
tor
Purl
pkg:deb/debian/tor?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.2.1.29-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2011-0491.json"

Debian:14 / tor

Package

Name
tor
Purl
pkg:deb/debian/tor?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.2.1.29-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2011-0491.json"