UNKNOWN Microsoft
CVE-2026-41676
rust-openssl: Deriver::derive and PkeyCtxRef::derive can overflow short buffers on OpenSSL 1.1.1
Microsoft Security Update 2026-Apr: rust-openssl: Deriver::derive and PkeyCtxRef::derive can overflow short buffers on OpenSSL 1.1.1
Affected Products
- cbl2 rpm-ostree 2022.1-8 on CBL Mariner 2.0
- cbl2 rust 1.72.0-15 on CBL Mariner 2.0
- azl3 python-cryptography 42.0.5-4 on Azure Linux 3.0
- azl3 rpm-ostree 2024.4-8 on Azure Linux 3.0
- azl3 trident 0.22.0-1 on Azure Linux 3.0
- azl3 clamav 1.5.2-2 on Azure Linux 3.0
- azl3 rpm-ostree 2024.4-10 on Azure Linux 3.0
- azl3 rust 1.75.0-28 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41676
- https://nvd.nist.gov/vuln/detail/CVE-2026-41676
This unknown severity vulnerability was published on 2026-04-14 via Microsoft. Affected: cbl2 rpm-ostree 2022.1-8 on CBL Mariner 2.0, cbl2 rust 1.72.0-15 on CBL Mariner 2.0, azl3 python-cryptography 42.0.5-4 on Azure Linux 3.0 and 5 more.
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