Medium severity5.3NVD Advisory· Published Dec 17, 2021· Updated Jun 17, 2026
CVE-2021-34141
CVE-2021-34141
Description
An incomplete string comparison in the numpy.core component in NumPy before 1.22.0 allows attackers to trigger slightly incorrect copying by constructing specific string objects. NOTE: the vendor states that this reported code behavior is "completely harmless."
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
numpyPyPI | < 1.22 | 1.22 |
Affected products
4- cpe:2.3:a:oracle:communications_cloud_native_core_policy:22.1.3:*:*:*:*:*:*:*
- NumPy/NumPydescription
Patches
Vulnerability mechanics
References
6- www.oracle.com/security-alerts/cpujul2022.htmlnvdPatchThird Party AdvisoryWEB
- github.com/numpy/numpy/issues/18993nvdExploitIssue TrackingPatchThird Party AdvisoryWEB
- github.com/advisories/GHSA-fpfv-jqm9-f5jmghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-34141ghsaADVISORY
- github.com/numpy/numpy/issues/18993ghsaWEB
- github.com/pypa/advisory-database/tree/main/vulns/numpy/PYSEC-2021-855.yamlghsaWEB
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