Microsoft security update for CVE-2026-6846
🔗 CVE IDs covered (1)
📋 Microsoft's advisory
EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-6846. This page also shows what EchelonGraph holds for CVE-2026-6846, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.
🎯 Affected products7
- azl3 binutils 2.41-11 on Azure Linux 3.0
- azl3 gdb 13.2-7 on Azure Linux 3.0
- cbl2 binutils 2.37-20
- cbl2 binutils 2.37-20 on CBL Mariner 2.0
- cbl2 binutils 2.37-20 on CBL-Mariner 2.0
- cbl2 gdb 11.2-10 on CBL Mariner 2.0
- cbl2 gdb 11.2-10 on CBL-Mariner 2.0
✅ Updates Microsoft lists: 3 updates
3 rows: one per KB article or update, update type and fixed build. Their details are on Microsoft's advisory.
| KB article | Update | Fixed build |
|---|---|---|
| — | Security Update | 13.2-8 |
| — | Security Update | — |
| — | Security Update | 2.41-12 |
🧭 EchelonGraph on CVE-2026-6846
- EchelonGraph score
- 7.8 HIGH
- CISA KEV
- Not listed
- Fix status
- A fix is available — apply it.
Description from the CVE record (CVE.org), as published by its numbering authority
A flaw was found in binutils. A heap-buffer-overflow vulnerability exists when processing a specially crafted XCOFF (Extended Common Object File Format) object file during linking. A local attacker could trick a user into processing this malicious file, which could lead to arbitrary code execution, allowing the attacker to run unauthorized commands, or cause a denial of service, making the system unavailable.
Published by Red Hat, Inc., the CVE Numbering Authority that assigned CVE-2026-6846, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).