What is CVE-2026-90831?

CVE-2026-90831 is a security advisory published by Microsoft Security Response Center (MSRC) with Low severity. GNU Binutils ELF String Table elf-strtab.c _bfd_elf_strtab_delref memory corruption

Which CVE IDs does CVE-2026-90831 cover?

CVE-2026-90831 covers the following CVE IDs: CVE-2026-90831. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-90831?

CVE-2026-90831 has a CVSS v3 base score of 5.3, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-90831?

CVE-2026-90831 affects 1 product, including: azl3 crash 9.0.0-3 on Azure Linux 3.0.

CVE-2026-90831LowCVSS 5.3

GNU Binutils ELF String Table elf-strtab.c _bfd_elf_strtab_delref memory corruption

Vendor

Microsoft Security Response Center (MSRC)

Published

October 15, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-90831 →

🎯 Affected products1

azl3 crash 9.0.0-3 on Azure Linux 3.0

✅ Remediation

KBRelease Notes (Security Update)

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-90831
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade