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CVE-2023-32762 · cross-distro fix matrix

CVE-2023-32762: An issue was discovered in Qt before 5.15.14, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. Qt Network incorrectly parses the strict-transport-security (HSTS) header, allowing unencrypted connections to be established, even when explicitly prohibited by the server. This happens if the case

Affects 8 Linux releases across 15 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2023-32762 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

qtbase-opensource-src→ fixed in5.15.2+dfsg-9+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y qtbase-opensource-src
```

Debian bookworm

Source: Debian Security Tracker

qt6-base→ fixed in6.4.2+dfsg-9urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y qt6-base
```
qtbase-opensource-src→ fixed in5.15.8+dfsg-10urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y qtbase-opensource-src
```

Debian trixie

Source: Debian Security Tracker

qt6-base→ fixed in6.4.2+dfsg-9urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y qt6-base
```
qtbase-opensource-src→ fixed in5.15.8+dfsg-10urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y qtbase-opensource-src
```

Alpine v3.20

Source: Alpine secdb

qt5-qtbase→ fixed in5.15.9_git20230505-r0
```
apk update && apk add --upgrade qt5-qtbase
```

qt6-qtbase→ fixed in6.5.0-r5

apk update && apk add --upgrade qt6-qtbase

Alpine v3.21

Source: Alpine secdb

qt5-qtbase→ fixed in5.15.9_git20230505-r0
```
apk update && apk add --upgrade qt5-qtbase
```

qt6-qtbase→ fixed in6.5.0-r5

apk update && apk add --upgrade qt6-qtbase

Alpine edge

Source: Alpine secdb

qt5-qtbase→ fixed in5.15.9_git20230505-r0
```
apk update && apk add --upgrade qt5-qtbase
```

qt6-qtbase→ fixed in6.5.0-r5

apk update && apk add --upgrade qt6-qtbase

Alpine v3.18

Source: Alpine secdb

qt5-qtbase→ fixed in5.15.9_git20230505-r0
```
apk update && apk add --upgrade qt5-qtbase
```

qt6-qtbase→ fixed in6.5.0-r5

apk update && apk add --upgrade qt6-qtbase

Alpine v3.19

Source: Alpine secdb

qt5-qtbase→ fixed in5.15.9_git20230505-r0
```
apk update && apk add --upgrade qt5-qtbase
```

qt6-qtbase→ fixed in6.5.0-r5

apk update && apk add --upgrade qt6-qtbase

Are YOU affected by CVE-2023-32762?

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

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Continuous monitoring beats manual checking

CVE-2023-32762dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

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