MEDIUM 6.1 Microsoft
CVE-2026-4647
Binutils: out-of-bounds read in xcoff relocation processing in gnu binutils bfd library
Microsoft Security Update 2026-Aug: Binutils: out-of-bounds read in xcoff relocation processing in gnu binutils bfd library
Affected Products
- cbl2 binutils 2.37-20 on CBL Mariner 2.0
- cbl2 crash 8.0.1-5 on CBL Mariner 2.0
- azl3 binutils 2.41-10 on Azure Linux 3.0
- cbl2 gdb 11.2-10 on CBL Mariner 2.0
- azl3 crash 9.0.0-1 on Azure Linux 3.0
- azl3 gdb 13.2-6 on Azure Linux 3.0
- azl3 crash 9.0.0-2 on Azure Linux 3.0
- azl3 binutils 2.41-11 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-4647
- https://nvd.nist.gov/vuln/detail/CVE-2026-4647
This medium severity vulnerability with a CVSS score of 6.1 was published on 2026-08-06 via Microsoft. Affected: cbl2 binutils 2.37-20 on CBL Mariner 2.0, cbl2 crash 8.0.1-5 on CBL Mariner 2.0, azl3 binutils 2.41-10 on Azure Linux 3.0 and 5 more.
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