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THREAT OPSThreat News › [NVD] CVE-2026-3298 — The method "sock_recvfrom_into()" of "asyncio.ProacterEventLoop" (Windows only) was missing a boundary check for the data buffer when using nbytes parameter. This allowed for an out-of-bounds buffer write if data was larger than the buffer size. Non-Windows platforms are not affe

[NVD] CVE-2026-3298 — The method "sock_recvfrom_into()" of "asyncio.ProacterEventLoop" (Windows only) was missing a boundary check for the data buffer when using nbytes parameter. This allowed for an out-of-bounds buffer write if data was larger than the buffer size. Non-Windows platforms are not affe

lownvdPublished 2026-04-21

CVE-2026-3298 CVSS: None Published: 2026-04-21T15:16:37.047

The method "sock_recvfrom_into()" of "asyncio.ProacterEventLoop" (Windows only) was missing a boundary check for the data buffer when using nbytes parameter. This allowed for an out-of-bounds buffer write if data was larger than the buffer size. Non-Windows platforms are not affected.

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-3298