diff --git a/base/comps/rust-cmov/rust-cmov.comp.toml b/base/comps/rust-cmov/rust-cmov.comp.toml
new file mode 100644
index 00000000000..b49387184b0
--- /dev/null
+++ b/base/comps/rust-cmov/rust-cmov.comp.toml
@@ -0,0 +1,9 @@
+[components.rust-cmov]
+# Pin to Fedora f43 HEAD (cmov 0.5.4); not yet packaged at the distro-default
+# snapshot date.
+spec = { type = "upstream", upstream-distro = { name = "fedora", version = "43" }, upstream-commit = "bc3168902de75d99f5e549f37012cffc50fb7711" }
+
+# %check-only dep on proptest >= 1.11.0, unavailable in azl4-build today; the
+# library itself does not need proptest to build.
+[components.rust-cmov.build]
+without = ["check"]
diff --git a/locks/rust-cmov.lock b/locks/rust-cmov.lock
new file mode 100644
index 00000000000..76495ddbdfa
--- /dev/null
+++ b/locks/rust-cmov.lock
@@ -0,0 +1,6 @@
+# Managed by azldev component update. Do not edit manually.
+version = 1
+import-commit = 'bc3168902de75d99f5e549f37012cffc50fb7711'
+upstream-commit = 'bc3168902de75d99f5e549f37012cffc50fb7711'
+input-fingerprint = 'sha256:41346c174fc1f6eba9d49237e733274fb4965f5875c5633fe261bf2abcb53db2'
+resolution-input-hash = 'sha256:6d08a467fd9708f95b8ef0ffcc98a5ea1be39e9517a908782806f2807ca12120'
diff --git a/specs/r/rust-cmov/rust-cmov.azl.macros b/specs/r/rust-cmov/rust-cmov.azl.macros
new file mode 100644
index 00000000000..77b36141752
--- /dev/null
+++ b/specs/r/rust-cmov/rust-cmov.azl.macros
@@ -0,0 +1,3 @@
+# Macros file automatically generated by azldev.
+# Do not edit manually; changes will be overwritten.
+%_without_check 1
diff --git a/specs/r/rust-cmov/rust-cmov.spec b/specs/r/rust-cmov/rust-cmov.spec
new file mode 100644
index 00000000000..f63d2db8e78
--- /dev/null
+++ b/specs/r/rust-cmov/rust-cmov.spec
@@ -0,0 +1,103 @@
+## START: Set by rpmautospec
+## (rpmautospec version 0.8.3)
+## RPMAUTOSPEC: autorelease, autochangelog
+%define autorelease(e:s:pb:n) %{?-p:0.}%{lua:
+    release_number = 2;
+    base_release_number = tonumber(rpm.expand("%{?-b*}%{!?-b:1}"));
+    print(release_number + base_release_number - 1);
+}%{?-e:.%{-e*}}%{?-s:.%{-s*}}%{!?-n:%{?dist}}
+## END: Set by rpmautospec
+
+# This spec file has been modified by azldev to include build configuration overlays.
+# Do not edit manually; changes may be overwritten.
+
+# All Azure Linux specs with overlays include this macro file, irrespective of whether new macros have been added.
+%{load:%{_sourcedir}/rust-cmov.azl.macros}
+
+# Generated by rust2rpm 28
+%bcond check 1
+%global debug_package %{nil}
+
+%global crate cmov
+
+Name:           rust-cmov
+Version:        0.5.4
+Release:        %autorelease
+Summary:        Conditional move CPU intrinsics with pure Rust fallback implemenation
+
+License:        Apache-2.0 OR MIT
+URL:            https://crates.io/crates/cmov
+Source:         %{crates_source}
+Source9999: rust-cmov.azl.macros
+
+BuildRequires:  cargo-rpm-macros >= 24
+
+%global _description %{expand:
+Conditional move CPU intrinsics which are guaranteed on major platforms
+(ARM32/ARM64, x86/x86_64, RISC-V) to execute in constant-time and not be
+rewritten as branches by the compiler. Provides wrappers for the CMOV
+family of instructions on x86/x86_64 and CSEL on AArch64, along with a
+portable "best-effort" pure Rust fallback implementation.}
+
+%description %{_description}
+
+%package        devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description    devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "%{crate}" crate.
+
+%files          devel
+%license %{crate_instdir}/LICENSE-APACHE
+%license %{crate_instdir}/LICENSE-MIT
+%doc %{crate_instdir}/CHANGELOG.md
+%doc %{crate_instdir}/README.md
+%{crate_instdir}/
+
+%package     -n %{name}+default-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+default-devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "default" feature of the "%{crate}" crate.
+
+%files       -n %{name}+default-devel
+%ghost %{crate_instdir}/Cargo.toml
+
+%prep
+%autosetup -n %{crate}-%{version} -p1
+%cargo_prep
+
+%generate_buildrequires
+%cargo_generate_buildrequires
+
+%build
+%cargo_build
+
+%install
+%cargo_install
+
+%if %{with check}
+%check
+%cargo_test
+%endif
+
+%changelog
+## START: Generated by rpmautospec
+* Fri Aug 14 2026 Autumn Nash <autumnnash@microsoft.com> - 0.5.4-2
+- feat(rust-cmov): add rust-cmov component
+
+* Fri May 29 2026 Fabio Valentini <decathorpe@gmail.com> - 0.5.4-1
+- Update to version 0.5.4; Fixes RHBZ#2482851
+
+* Sat Apr 18 2026 Fabio Valentini <decathorpe@gmail.com> - 0.5.3-1
+- Update to version 0.5.3; Fixes RHBZ#2454478
+
+* Sat Mar 28 2026 Fabio Valentini <decathorpe@gmail.com> - 0.5.2-1
+- Initial import (#2445637)
+## END: Generated by rpmautospec
diff --git a/specs/r/rust-cmov/sources b/specs/r/rust-cmov/sources
new file mode 100644
index 00000000000..e2c4e9d4ead
--- /dev/null
+++ b/specs/r/rust-cmov/sources
@@ -0,0 +1 @@
+SHA512 (cmov-0.5.4.crate) = 217a407bba36e130170b72454dac76eb708fc57b22b9655b9c3d133fe395ad9da3e337c67652519fe929ff612953ee727ad099ec45af02cf00d3aba94e377f78