Use After Free Affecting arrow package, versions [15.0.0,23.0.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CONAN-ARROW-15304484
- published17 Feb 2026
- disclosed17 Feb 2026
- credit"emi" / "rootkid19"
Introduced: 17 Feb 2026
CVE-2026-25087 (opens in a new tab)How to fix?
Upgrade arrow to version 23.0.1 or higher.
Overview
Affected versions of this package are vulnerable to Use After Free in the RecordBatchFileReader::PreBufferMetadata API call . An attacker can cause memory corruption or application crashes by providing a specially crafted IPC file with variadic buffers and exploiting multi-threaded IO timing.
Note: This is only exploitable if pre-buffering is explicitly enabled via the C++ API.