CVE-2020-36323 · cross-distro fix matrix

CVE-2020-36323: In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked.

Affects 7 Linux releases across 7 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2020-36323 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

rustc→ fixed in1.53.0+dfsg1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y rustc
```

Debian trixie

Source: Debian Security Tracker

rustc→ fixed in1.53.0+dfsg1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y rustc
```

Alpine v3.20

Source: Alpine secdb

rust→ fixed in1.51.0-r2
```
apk update && apk add --upgrade rust
```

Alpine v3.21

Source: Alpine secdb

rust→ fixed in1.51.0-r2
```
apk update && apk add --upgrade rust
```

Alpine edge

Source: Alpine secdb

rust→ fixed in1.51.0-r2
```
apk update && apk add --upgrade rust
```

Alpine v3.18

Source: Alpine secdb

rust→ fixed in1.51.0-r2
```
apk update && apk add --upgrade rust
```

Alpine v3.19

Source: Alpine secdb

rust→ fixed in1.51.0-r2
```
apk update && apk add --upgrade rust
```

Are YOU affected by CVE-2020-36323?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

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