CVE-2019-1551 · cross-distro fix matrix

CVE-2019-1551: There is an overflow bug in the x64_64 Montgomery squaring procedure used in exponentiation with 512-bit moduli. No EC algorithms are affected. Analysis suggests that attacks against 2-prime RSA1024, 3-prime RSA1536, and DSA1024 as a result of this defect would be very difficult to perform and are n

Affects 8 Linux releases across 9 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2019-1551 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

openssl→ fixed in1.1.1e-1urgency: low

sudo apt-get install --only-upgrade -y openssl

Debian bookworm

Source: Debian Security Tracker

openssl→ fixed in1.1.1e-1urgency: low

sudo apt-get install --only-upgrade -y openssl

Debian trixie

Source: Debian Security Tracker

openssl→ fixed in1.1.1e-1urgency: low

sudo apt-get install --only-upgrade -y openssl

Alpine v3.20

Source: Alpine secdb

openssl→ fixed in1.1.1d-r3
```
apk update && apk add --upgrade openssl
```

Alpine v3.21

Source: Alpine secdb

openssl→ fixed in1.1.1d-r3
```
apk update && apk add --upgrade openssl
```

Alpine edge

Source: Alpine secdb

openssl→ fixed in1.1.1d-r3
```
apk update && apk add --upgrade openssl
```

Alpine v3.18

Source: Alpine secdb

openssl→ fixed in1.1.1d-r3
```
apk update && apk add --upgrade openssl
```

openssl1.1-compat→ fixed in1.1.1d-r3

apk update && apk add --upgrade openssl1.1-compat

Alpine v3.19

Source: Alpine secdb

openssl→ fixed in1.1.1d-r3
```
apk update && apk add --upgrade openssl
```

Are YOU affected by CVE-2019-1551?

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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