HIGH 8.1 Microsoft
CVE-2026-7383
Possible Heap Buffer Overflow in ASN.1 Multibyte String Conversion
Microsoft Security Update 2026-Jun: Possible Heap Buffer Overflow in ASN.1 Multibyte String Conversion
Affected Products
- azl3 cloud-hypervisor 51.1.56-1 on Azure Linux 3.0
- azl3 edk2 20240524git3e722403cd16-17 on Azure Linux 3.0
- azl3 nodejs 24.14.1-3 on Azure Linux 3.0
- azl3 openssl 3.3.5-5 on Azure Linux 3.0
- azl3 qemu 9.1.0-7 on Azure Linux 3.0
- azl3 rust 1.75.0-29 on Azure Linux 3.0
- azl3 rust 1.90.0-8 on Azure Linux 3.0
- azl3 shim-unsigned-aarch64 16.1-2 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-7383
- https://nvd.nist.gov/vuln/detail/CVE-2026-7383
This high severity vulnerability with a CVSS score of 8.1 was published on 2026-06-09 via Microsoft. Affected: azl3 cloud-hypervisor 51.1.56-1 on Azure Linux 3.0, azl3 edk2 20240524git3e722403cd16-17 on Azure Linux 3.0, azl3 nodejs 24.14.1-3 on Azure Linux 3.0 and 5 more.
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