CVE-2014-8964

CVE-2014-8964 is a medium-severity vulnerability in Pcre with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Description

Heap-based buffer overflow in PCRE 8.36 and earlier allows remote attackers to cause a denial of service (crash) or have other unspecified impact via a crafted regular expression, related to an assertion that allows zero repeats.

Frequently asked questions

What is CVE-2014-8964?
Heap-based buffer overflow in PCRE 8.36 and earlier allows remote attackers to cause a denial of service (crash) or have other unspecified impact via a crafted regular expression, related to an assertion that allows zero repeats.
How severe is CVE-2014-8964?
CVE-2014-8964 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2014-8964 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-8964?
CVE-2014-8964 primarily affects Pcre. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-8964?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-8964 published?
CVE-2014-8964 was published on 2014-12-16 and last updated on 2026-06-17.

References

Affected products (23)

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