zipfile: bzip2/LZMA/Zstandard members decompress without a max_length bound, defeating chunked-read memory limits

Mariner

Read the vendor bulletin Get alerts for azl3 python3 3.12.9-14 on Azure Linux

LowCVSS not listedLow severity

Scope

What the vendor says is affected

azl3 python3 3.12.9-14 on Azure Linux 3.0
azl3 tensorflow 2.16.1-11 on Azure Linux 3.0

Timeline

When this advisory changed

Aug 29, 2026 at 1:08 AM UTC
Published by Microsoft Security Response Center
The publication date reported by the vendor.
Sep 2, 2026 at 11:10 AM UTC
Added to SecurityAlert
We collected the advisory from the official source.
Sep 6, 2026 at 6:25 AM UTC
Confirmed at the source
Our collector saw this advisory during a later source check.

Vulnerabilities

CVEs named in this advisory

CVE-2026-15310View CVSS, KEV, EPSS, and threat context

Source

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Vendor: Microsoft Security Response Center
Advisory ID: CVE-2026-15310
Last source check: Sep 13, 2026 at 2:40 AM UTC

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What the vendor says is affected

When this advisory changed

CVEs named in this advisory

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