What is CVE-2026-88835?

CVE-2026-88835 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Busybox: busybox: dpkg read_package_field() steps past nul terminator, causing out-of-bounds read on malformed .deb packages

Which CVE IDs does CVE-2026-88835 cover?

CVE-2026-88835 covers the following CVE IDs: CVE-2026-88835. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-88835?

CVE-2026-88835 has a CVSS v3 base score of 6.1, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-88835?

CVE-2026-88835 affects 1 product, including: azl3 busybox 1.36.1-27 on Azure Linux 3.0.

CVE-2026-88835MediumCVSS 6.1

Busybox: busybox: dpkg read_package_field() steps past nul terminator, causing out-of-bounds read on malformed .deb packages

Vendor

Microsoft Security Response Center (MSRC)

Published

October 9, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-88835 →

🎯 Affected products1

azl3 busybox 1.36.1-27 on Azure Linux 3.0

✅ Remediation

KBRelease Notes (Security Update) — fixed build 1.36.1-28

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88835
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade