# SBOM for encomp 1.11.0

> General-purpose library for engineering computations

The Python package encomp 1.11.0 ships 4 SBOM files (CycloneDX) inside its wheels, under `.dist-info/sboms/` ([PEP 770](https://peps.python.org/pep-0770/)). Its wheels carry a verified PEP 740 attestation.

- Package URL (PURL): `pkg:pypi/encomp@1.11.0`
- PyPI: https://pypi.org/project/encomp/1.11.0/
- Requires Python: \>=3.13
- Documentation: <https://encomp.readthedocs.io>
- Homepage: <https://github.com/wlaur/encomp>
- Issues: <https://github.com/wlaur/encomp/issues>
- Repository: <https://github.com/wlaur/encomp>

## SBOMs

### encomp-1.11.0-cp313-abi3-macosx\_11\_0\_arm64.whl

PEP 740 attestation verified (GitHub, wlaur/encomp, workflow release.yml).

- [encomp-1.11.0.dist-info/sboms/encomp\_coolprop.cyclonedx.json](https://pypi.sbomify.com/artifact/d2261449-b4cd-58b6-ac1b-90540bad3b49/download): CycloneDX/1.5, `application/vnd.cyclonedx+json`, valid, 34 known vulnerabilities

### encomp-1.11.0-cp313-abi3-manylinux\_2\_28\_aarch64.whl

PEP 740 attestation verified (GitHub, wlaur/encomp, workflow release.yml).

- [encomp-1.11.0.dist-info/sboms/encomp\_coolprop.cyclonedx.json](https://pypi.sbomify.com/artifact/f1b3e4b2-e309-5b74-a8ae-1b798c36927d/download): CycloneDX/1.5, `application/vnd.cyclonedx+json`, valid, 34 known vulnerabilities

### encomp-1.11.0-cp313-abi3-manylinux\_2\_28\_x86\_64.whl

PEP 740 attestation verified (GitHub, wlaur/encomp, workflow release.yml).

- [encomp-1.11.0.dist-info/sboms/encomp\_coolprop.cyclonedx.json](https://pypi.sbomify.com/artifact/78e0a9a4-3e17-5d57-93ea-c8910db7ef68/download): CycloneDX/1.5, `application/vnd.cyclonedx+json`, valid, 34 known vulnerabilities

### encomp-1.11.0-cp313-abi3-win\_amd64.whl

PEP 740 attestation verified (GitHub, wlaur/encomp, workflow release.yml).

- [encomp-1.11.0.dist-info/sboms/encomp\_coolprop.cyclonedx.json](https://pypi.sbomify.com/artifact/80c71616-508d-5c52-a457-7a204bfee4b9/download): CycloneDX/1.5, `application/vnd.cyclonedx+json`, valid, 34 known vulnerabilities

## Known vulnerabilities

Components listed in these SBOMs, matched against the [OSV database](https://osv.dev/) as of 2026-11-10.

| Vulnerability | Severity | Component | Fixed in | Summary |
|---|---|---|---|---|
| [RUSTSEC-2026-0176](https://osv.dev/vulnerability/RUSTSEC-2026-0176) | high (8.7) | pyo3 0.28.3 (crates.io) | 0.29.0 | Out-of-bounds read in \`nth\` / \`nth\_back\` for \`PyList\` and \`PyTuple\` iterators |
| [RUSTSEC-2026-0194](https://osv.dev/vulnerability/RUSTSEC-2026-0194) | high (7.5) | quick-xml 0.39.4 (crates.io) | 0.41.0 | Quadratic run time when checking a start tag for duplicate attribute names |
| [RUSTSEC-2026-0195](https://osv.dev/vulnerability/RUSTSEC-2026-0195) | high (7.5) | quick-xml 0.39.4 (crates.io) | 0.41.0 | Unbounded namespace-declaration allocation in \`NsReader\` enables memory-exhaustion denial of service |
| [RUSTSEC-2026-0340](https://osv.dev/vulnerability/RUSTSEC-2026-0340) | high (7.5) | quinn-proto 0.11.16 (crates.io) | 0.11.18 | Peer minimum ACK delay can panic quinn-proto when ACK\_FREQUENCY transmission is enabled |
| [RUSTSEC-2026-0341](https://osv.dev/vulnerability/RUSTSEC-2026-0341) | high (7.5) | quinn-proto 0.11.16 (crates.io) | 0.11.17 | Stream reassembly memory-exhaustion guard in quinn-proto can be bypassed |
| [RUSTSEC-2026-0177](https://osv.dev/vulnerability/RUSTSEC-2026-0177) | medium (6.3) | pyo3 0.28.3 (crates.io) | 0.29.0 | Missing \`Sync\` bound on \`PyCFunction::new\_closure\` closures |
| [CVE-2026-123613](https://insights.sbomify.com/CVE-2026-123613/) | medium (5.3) | rustls 0.23.41 (crates.io) | 0.23.45 | TLS 1.3 handshake messages incorrectly accepted across encryption level boundaries |
| [CVE-2026-123609](https://insights.sbomify.com/CVE-2026-123609/) | medium (4.0) | rustls 0.23.41 (crates.io) | 0.23.46 | \`Debug\` impls for client session values expose TLS secrets |
| [CVE-2026-123610](https://insights.sbomify.com/CVE-2026-123610/) | low (3.7) | rustls 0.23.41 (crates.io) | 0.23.46 | Brotli certificate decompression can allocate up to 1 GiB before authentication |
| [CVE-2026-123611](https://insights.sbomify.com/CVE-2026-123611/) | low (3.7) | rustls 0.23.41 (crates.io) | 0.23.46 | Unauthenticated ServerHello can downgrade later connections to classical key exchange |
| [GHSA-6g2r-675j-hx59](https://osv.dev/vulnerability/GHSA-6g2r-675j-hx59) | low (2.3) | xxhash-rust 0.8.15 (crates.io) | 0.8.16 | xxhash-rust: Safe xxh3 custom-secret API accepts too-short secret in release |
| [RUSTSEC-2025-0141](https://osv.dev/vulnerability/RUSTSEC-2025-0141) | unknown | bincode 2.0.1 (crates.io) | none listed | Bincode is unmaintained |
| [RUSTSEC-2026-0204](https://osv.dev/vulnerability/RUSTSEC-2026-0204) | unknown | crossbeam-epoch 0.9.18 (crates.io) | 0.9.20 | Invalid pointer dereference in \`fmt::Pointer\` impl for \`Atomic\` and \`Shared\` when the underlying pointer is invalid |
| [RUSTSEC-2026-0221](https://osv.dev/vulnerability/RUSTSEC-2026-0221) | unknown | event-listener 5.4.1 (crates.io) | 5.4.2 | \`event-listener\` allows \`!Send\` tags to cross thread boundaries via \`StackSlot\` |
| [RUSTSEC-2026-0258](https://osv.dev/vulnerability/RUSTSEC-2026-0258) | unknown | h2 0.4.15 (crates.io) | 0.4.16 | h2 unbounded empty DATA frames |
| [RUSTSEC-2026-0338](https://osv.dev/vulnerability/RUSTSEC-2026-0338) | unknown | quinn-proto 0.11.16 (crates.io) | 0.11.18 | Remote peer can panic quinn-proto with zero-length STREAM frames during unordered reads |
| [RUSTSEC-2026-0339](https://osv.dev/vulnerability/RUSTSEC-2026-0339) | unknown | quinn-proto 0.11.16 (crates.io) | 0.11.17 | Unbounded growth of pending connection ID retirements in quinn-proto |
| [RUSTSEC-2026-0342](https://osv.dev/vulnerability/RUSTSEC-2026-0342) | unknown | quinn-proto 0.11.16 (crates.io) | 0.11.17 | Zero-length DATAGRAM frames bypass the receive buffer limit in quinn-proto |
| [CVE-2026-111943](https://insights.sbomify.com/CVE-2026-111943/) | unknown | rustls-webpki 0.103.13 (crates.io) | 0.103.16 | Certificate verification may accept distrusted intermediates |
| [RUSTSEC-2026-0386](https://osv.dev/vulnerability/RUSTSEC-2026-0386) | unknown | tokio 1.52.3 (crates.io) | 1.53.3 | \`AsyncFd::new\` and related constructors violate I/O safety |
| [RUSTSEC-2026-0391](https://osv.dev/vulnerability/RUSTSEC-2026-0391) | unknown | zstd 0.13.3 (crates.io) | 0.13.4 | Data from an abandoned stream leaks into the next stream on a reused context |
| [RUSTSEC-2026-0395](https://osv.dev/vulnerability/RUSTSEC-2026-0395) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | Use-after-free with \`CParameter::StableInBuffer\` |
| [RUSTSEC-2026-0396](https://osv.dev/vulnerability/RUSTSEC-2026-0396) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | \`Seekable\` reads a NULL or out-of-bounds seek table |
| [RUSTSEC-2026-0397](https://osv.dev/vulnerability/RUSTSEC-2026-0397) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | \`OutBuffer::around\_pos\` exposes uninitialized memory |
| [RUSTSEC-2026-0398](https://osv.dev/vulnerability/RUSTSEC-2026-0398) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | \`Seekable::decompress\` sets a \`Vec\` length beyond its capacity for offsets past the end |
| [RUSTSEC-2026-0399](https://osv.dev/vulnerability/RUSTSEC-2026-0399) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | Use-after-free through \`init\_using\_cdict\` and \`init\_using\_ddict\` |
| [RUSTSEC-2026-0400](https://osv.dev/vulnerability/RUSTSEC-2026-0400) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | Use-after-free of a dictionary after a one-shot call on a context with an open stream |
| [RUSTSEC-2026-0401](https://osv.dev/vulnerability/RUSTSEC-2026-0401) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | Out-of-bounds read in \`train\_from\_buffer\` when sample sizes overflow |
| [RUSTSEC-2026-0402](https://osv.dev/vulnerability/RUSTSEC-2026-0402) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | Heap buffer overflow in \`CCtx::try\_clone\` on a multithreaded context |
| [RUSTSEC-2026-0403](https://osv.dev/vulnerability/RUSTSEC-2026-0403) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | Uninitialized memory exposed when streaming decompression of a legacy frame fails |
| [RUSTSEC-2026-0404](https://osv.dev/vulnerability/RUSTSEC-2026-0404) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | Double free in \`DCtx::try\_clone\` |
| [RUSTSEC-2026-0405](https://osv.dev/vulnerability/RUSTSEC-2026-0405) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | Out-of-bounds read with an out-of-range \`InBuffer::pos\` |
| [RUSTSEC-2026-0406](https://osv.dev/vulnerability/RUSTSEC-2026-0406) | unknown | zstd-safe 7.2.4 (crates.io) | 7.4.0 | Use-after-free when changing a multithreaded context with an unfinished frame |
| [RUSTSEC-2026-0410](https://osv.dev/vulnerability/RUSTSEC-2026-0410) | unknown | zstd-sys 2.0.16+zstd.1.5.7 (crates.io) | 2.1.2 | WebAssembly allocator shim corrupts memory on allocation failure |

## Fetch it over TEA

This SBOM is served over the [Transparency Exchange API](https://github.com/CycloneDX/transparency-exchange-api) (TEA). With the `libtea` client:

```
pip install libtea
python -m libtea https://pypi.sbomify.com pkg:pypi/encomp@1.11.0
```

Machine-readable copy of this page: https://pypi.sbomify.com/package/encomp/1.11.0.json

---
From pypi-tea by sbomify: https://pypi.sbomify.com/package/encomp/1.11.0