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cargo / shiguredo_libvpx

shiguredo_libvpx 2026.2.0-canary.3

bitbison: flagged, behavior flagged, dependencies clean, posture not checked, pipeline clean, 1 of 1 jobs captured RiskhighVulnsnone
processes
309
operations
7.6K
packages
34
compiler runs
31
connections
3
job time
26s
capture
115 KB
records
14K
bytes / record
8.2

Rust bindings for libvpx

Build behaviourits build script reached github.com, release-assets.githubusercontent.comits build script ran curlundeclared fetchlinked a downloaded binaryfetched outside crates.io

7,294 downloads · Apache-2.0 · source · home page View on crates.io

Artifact

file · retained · product · graph v2
1

Checks

12 of 14 clear Network activity Data flow analysis
Build behavior▲✓✓✓✓▲✓✓
Supply chain✓✓✓✓✓
Pipeline✓

Detections

2
  • Uncompiled library linked
    libvpx.a › github.com, release-assets.githubusercontent.com
    high
  • Build script reached github.com +1
    shiguredo_libvpx 2026.2.0-canary.3 › github.com:443, release-assets.githubusercontent.com:443
    medium

Detection

highwitnessed

Uncompiled library linked

Object file origin needs review

Subject
/home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/lib/libvpx.awritten by build_script_build-1940d7f3a05dea45
Destination
github.com, release-assets.githubusercontent.com
Jobs
build-test
Rule
object-provenance · libvpx-rs

Witness chain

  1. github.com:443
    source
  2. /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt.tar.gzvia curl -fsSL -o /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt.tar.gz https://github.com/shiguredo/libv
  3. pipevia gzip -d
  4. /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt/lib/libvpx.avia tar xzf /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt.tar.gz -C /home/runner/work/libvpx-rs/libvpx-r
  5. /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/lib/libvpx.avia /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-1940d7f3a05dea45/build-script-build
    • Object written under a build script that downloadedfrom github.com · release-assets.githubusercontent.com

      written under the build script at /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-1940d7f3a05dea45/build_script_build-1940d7f3a05dea45, which downloaded from github.com, release-assets.githubusercontent.com

    • Obfuscated toolchain bypassfrom libvpx.aby tar

      copied input /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt/lib/libvpx.a: Written by tar from a pipe without a recorded source compilation

    • Asked for by the build's own declaration

      shiguredo_libvpx asked the linker for it: static vpx (target/release/build/shiguredo_libvpx-f7952413924bb8ca/output)

    subject
  6. member
    artifact

Evidence

  • written under the build script at /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-1940d7f3a05dea45/build_script_build-1940d7f3a05dea45, which downloaded from github.com, release-assets.githubusercontent.com
  • copied input /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt/lib/libvpx.a: Written by tar from a pipe without a recorded source compilation
  • shiguredo_libvpx asked the linker for it: static vpx (target/release/build/shiguredo_libvpx-f7952413924bb8ca/output)

Processes

build-test

cargo›cargo›build-script-build›tar

Ran
tar xzf /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt.tar.gz -C /home/runner/work/libvpx-rs/libvpx-r…
Invoked by
cargo build --release --locked --message-format=json-render-diagnostics
Lineage · 4 processes
  1. cargocargo build --release --locked --message-format=json-render-diagnostics2498
  2. cargo/home/runner/.rustup/toolchains/1.99.0-x86_64-unknown-linux-gnu/bin/cargo build --release --locked --message-format=json-render-diagnostics2498
  3. build-script-build/home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-1940d7f3a05dea45/build-script-build2958
  4. tartar xzf /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt.tar.gz -C /home/runner/work/libvpx-rs/libvpx-r…2966

Remediation

Inspect the writer and input chain. Confirm the object comes from a reviewed build step or declared prebuilt dependency. If its origin cannot be verified, replace it and rebuild.

Detection

mediumwitnessed

Build script reached github.com +1

Unexpected network connection

Subject
shiguredo_libvpx 2026.2.0-canary.3
Destination
github.com:443, release-assets.githubusercontent.com:443
Reaches
Jobs
build-test
Rule
egress

Evidence

  1. Connection outside the process’s allowed destinationscause

    connection to github.com:443, opened by curl

    subject github.com:443

    by curl -fsSL -o /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt.tar.gz https://github.com/shiguredo/libv…

  2. Connection outside the process’s allowed destinationscause

    connection to release-assets.githubusercontent.com:443, opened by curl

    subject release-assets.githubusercontent.com:443

    by curl -fsSL -o /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt.tar.gz https://github.com/shiguredo/libv…

  3. What a build script's fetch becamesupport

    1 file came down; nothing the build compiled, linked or ran

  4. Connection opened by a build script or child processsupport

    the opener descends from the build script at /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-1940d7f3a05dea45/build_script_build-1940d7f3a05dea45

  5. Tool commandsupport

    Command: curl -fsSL -o /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt.tar.gz https://github.com/shiguredo/libv…

    by curl -fsSL -o /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt.tar.gz https://github.com/shiguredo/libv…

Processes

build-test

cargo›cargo›build-script-build›curl

Ran
curl -fsSL -o /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt.tar.gz https://github.com/shiguredo/libv…
Invoked by
cargo build --release --locked --message-format=json-render-diagnostics
Lineage · 4 processes
  1. cargocargo build --release --locked --message-format=json-render-diagnostics2498
  2. cargo/home/runner/.rustup/toolchains/1.99.0-x86_64-unknown-linux-gnu/bin/cargo build --release --locked --message-format=json-render-diagnostics2498
  3. build-script-build/home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-1940d7f3a05dea45/build-script-build2958
  4. curlcurl -fsSL -o /home/runner/work/libvpx-rs/libvpx-rs/target/release/build/shiguredo_libvpx-f7952413924bb8ca/out/prebuilt.tar.gz https://github.com/shiguredo/libv…2961

Remediation

The build script connected to the network while compiling. Nothing it downloaded was compiled, linked or run. Build the crate from what the registry ships, or accept the download after reviewing it.

Network

3 peers
  • github.com:443 shiguredo_libvpx's own build code · curl · GitHub, Inc. · 1 file undeclared
  • release-assets.githubusercontent.com:443 shiguredo_libvpx's own build code · curl · Fastly, Inc. · 1 file undeclared
  • static.crates.io:8080 the package manager · cargo (libvpx-rs) via crates.io · 1,579 files · went into an output ecosystem
Dependencies35Build behaviour
aho-corasick1.1.4
bindgen0.72.1build script
bitflags2.11.0
cc1.8.0
cexpr0.6.0
cfg-if1.0.4
clang-sys1.8.1build script
either1.15.0
find-msvc-tools0.1.14
glob0.3.3
itertools0.13.0
ld-linux-x86-64.so.2system library
libc0.2.183build script
libc.so.6system library
libgcc_s.so.1system library
libloading0.8.9
libm.so.6system library
libmvec.so.1system library
log0.4.29
memchr2.8.0
minimal-lexical0.2.1
nom7.1.3
prettyplease0.2.37build script
proc-macro21.0.106build script
quote1.0.45build script
regex1.12.3
regex-automata0.4.14
regex-syntax0.8.10
rustc-hash2.1.2
shiguredo_toml2026.2.0
shlex1.3.0
shlex2.0.1
syn2.0.117
unicode-ident1.0.24
windows-link0.2.1
Versions16RiskVulnsPublished
2026.2.0-canary.2not analyzed2026-10-03
2026.2.0-canary.1not analyzed2026-07-31
2026.2.0-canary.0not analyzed2026-05-12
2026.1.0not analyzed2026-03-31
2026.1.0-canary.4not analyzed2026-03-31
2026.1.0-canary.3not analyzed2026-03-25
2026.1.0-canary.2not analyzed2026-03-19
2026.1.0-canary.1not analyzed2026-03-06
2026.1.0-canary.0not analyzed2026-03-05
2025.1.0not analyzed2025-09-26
2025.1.0-canary.4not analyzed2025-09-02
2025.1.0-canary.3not analyzed2025-07-04
2025.1.0-canary.2not analyzed2025-07-04
2025.1.0-canary.1not analyzed2025-04-08
2025.1.0-canary.0not analyzed2025-04-02
2026.2.0-canary.3highnone

Raw data

capture
115 KB
records
13,940
bytes per record
8.2

Loading a sample of the capture

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1 of 1 jobs captured: build-test success · Generated 2026-10-14 · run 8291d74f-5dcc-43d6-ae51-818519a1c92f

analysis 0.1.0 · 2026-10-14 · afb437c · graph v2