CVE-2021-35516 · cross-distro fix matrix

CVE-2021-35516: When reading a specially crafted 7Z archive, Compress can be made to allocate large amounts of memory that finally leads to an out of memory error even for very small inputs. This could be used to mount a denial of service attack against services that use Compress' sevenz package.

Affects 2 Linux releases across 2 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2021-35516 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

libcommons-compress-java→ fixed in1.21-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libcommons-compress-java
```

Debian trixie

Source: Debian Security Tracker

libcommons-compress-java→ fixed in1.21-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libcommons-compress-java
```

Are YOU affected by CVE-2021-35516?

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

CVE-2021-35516dropped 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.

See StackPatch ($99 lifetime)