Unrated severityNVD Advisory· Published Jul 11, 2011· Updated Jun 16, 2026
CVE-2011-1951
CVE-2011-1951
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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Affected products
2Patches
Vulnerability mechanics
References
6- www.openwall.com/lists/oss-security/2011/05/26/1nvdMailing ListPatchThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatchThird Party Advisory
- lists.fedoraproject.org/pipermail/package-announce/2011-June/062107.htmlnvdMailing ListThird Party Advisory
- secunia.com/advisories/45122nvdThird Party Advisory
- www.securityfocus.com/bid/47800nvdThird Party AdvisoryVDB Entry
- git.balabit.hunvd
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