CVE-2011-1951

N/A Unknown
Published: July 11, 2011 Modified: April 29, 2026
View on NVD

Description

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.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://git.balabit.hu/?p=bazsi/syslog-ng-3.2.git%3Ba=commit%3Bh=09710c0b105e579d35c7b5f6c66d1ea5e3a3d3ff
Source: secalert@redhat.com
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/062107.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://secunia.com/advisories/45122
Source: secalert@redhat.com
Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/05/26/1
Source: secalert@redhat.com
Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/47800
Source: secalert@redhat.com
Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=709088
Source: secalert@redhat.com
Issue Tracking Patch Third Party Advisory
http://git.balabit.hu/?p=bazsi/syslog-ng-3.2.git%3Ba=commit%3Bh=09710c0b105e579d35c7b5f6c66d1ea5e3a3d3ff
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/062107.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://secunia.com/advisories/45122
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/05/26/1
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/47800
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=709088
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Patch Third Party Advisory

12 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
2.5%
82th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-399

Affected Vendors

pcre oneidentity

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