CVE-2016-7053 · cross-distro fix matrix

CVE-2016-7053: In OpenSSL 1.1.0 before 1.1.0c, applications parsing invalid CMS structures can crash with a NULL pointer dereference. This is caused by a bug in the handling of the ASN.1 CHOICE type in OpenSSL 1.1.0 which can result in a NULL value being passed to the structure callback if an attempt is made to fr

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2016-7053 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

openssl→ fixed in1.1.0c-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openssl
```

Debian bookworm

Source: Debian Security Tracker

openssl→ fixed in1.1.0c-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openssl
```

Debian trixie

Source: Debian Security Tracker

openssl→ fixed in1.1.0c-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openssl
```

Are YOU affected by CVE-2016-7053?

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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