[image] Mutable reference with immutable provenance in image

An issue was discovered in the image crate before 0.23.12 for Rust. A Mutable reference has immutable provenance. (In the case of LLVM, the IR may be always correct.)

References

• https://nvd.nist.gov/vuln/detail/CVE-2020-35916
• https://github.com/image-rs/image/issues/1357
• https://rustsec.org/advisories/RUSTSEC-2020-0073.html
• https://github.com/advisories/GHSA-9wgh-vjj7-7433