CVE-2023-4535 · cross-distro fix matrix

CVE-2023-4535: An out-of-bounds read vulnerability was found in OpenSC packages within the MyEID driver when handling symmetric key encryption. Exploiting this flaw requires an attacker to have physical access to the computer and a specially crafted USB device or smart card. This flaw allows the attacker to manipu

Affects 6 Linux releases across 6 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2023-4535 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

opensc→ fixed in0.23.0-0.3+deb12u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y opensc
```

Debian trixie

Source: Debian Security Tracker

opensc→ fixed in0.23.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y opensc
```

Alpine v3.20

Source: Alpine secdb

opensc→ fixed in0.24.0-r0
```
apk update && apk add --upgrade opensc
```

Alpine v3.21

Source: Alpine secdb

opensc→ fixed in0.24.0-r0
```
apk update && apk add --upgrade opensc
```

Alpine edge

Source: Alpine secdb

opensc→ fixed in0.24.0-r0
```
apk update && apk add --upgrade opensc
```

Alpine v3.19

Source: Alpine secdb

opensc→ fixed in0.24.0-r0
```
apk update && apk add --upgrade opensc
```

Are YOU affected by CVE-2023-4535?

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.

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