DEBIAN-CVE-2011-1951

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Source
https://security-tracker.debian.org/tracker/CVE-2011-1951
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1951.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2011-1951
Upstream
Published
2011-07-11T20:55:01.207Z
Modified
2025-11-19T02:02:47.390979Z
Summary
[none]
Details

lib/logmatcher.c in Balabit syslog-ng before 3.2.4, when the global flag is set and when using PCRE 8.12 and possibly other versions, allows remote attackers to cause a denial of service (memory consumption) via a message that does not match a regular expression.

References

Affected packages

Debian:11 / syslog-ng

Package

Name
syslog-ng
Purl
pkg:deb/debian/syslog-ng?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.2.4-1

Ecosystem specific 

{
    "urgency": "low"
}

Debian:12 / syslog-ng

Package

Name
syslog-ng
Purl
pkg:deb/debian/syslog-ng?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.2.4-1

Ecosystem specific 

{
    "urgency": "low"
}

Debian:13 / syslog-ng

Package

Name
syslog-ng
Purl
pkg:deb/debian/syslog-ng?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.2.4-1

Ecosystem specific 

{
    "urgency": "low"
}

Debian:14 / syslog-ng

Package

Name
syslog-ng
Purl
pkg:deb/debian/syslog-ng?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.2.4-1

Ecosystem specific 

{
    "urgency": "low"
}