Home/CVE/Perl-Compatible Regular Expression (PCRE) library before 7.0 does not properly calculate the amount of memory needed for
CVE

CVE-2006-7230

Perl-Compatible Regular Expression (PCRE) library before 7.0 does not properly calculate the amount of memory needed for

Perl-Compatible Regular Expression (PCRE) library before 7.0 does not properly calculate the amount of memory needed for a compiled regular expression pattern when the (1) -x or (2) -i UTF-8 options change within the pattern, which allows context-dependent attackers to cause a denial of service (PCRE or glibc crash) via crafted regular expressions.

MEDIUM · CVSS 4.3 EPSS 0.02783
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules2 YARA rules0
▤

Affected Products & Versions

1
pcre<= 6.9
◈

Sigma Hunt Rules

2
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighPCRE.NET Package Temp Files
producthighPCRE.NET Package Image Load
▣

Scoring & Timeline

4.3
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:N/I:N/A:P
Published to NVD15 Nov 2007 · 07:46 PM
⚑

Vendor Advisories

2
rhsaRHSA-2007:1059Important
rhsaRHSA-2007:1068Important
🔗

References & Sources

28
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://bugs.gentoo.org/show_bug.cgi?id=198976
http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html
http://secunia.com/advisories/27741
http://secunia.com/advisories/27773
http://secunia.com/advisories/28041
http://secunia.com/advisories/28406
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