CVE-2026-57965 · cross-distro fix matrix

CVE-2026-57965: A flaw was found in spice-vdagent. A malicious or compromised SPICE host can trigger an integer overflow by sending a specially crafted message. This vulnerability can lead to a heap buffer overflow, causing the spice-vdagent daemon to crash and resulting in a Denial of Service (DoS) for the virtual

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

Fix per ecosystem

Each block below is a distro release where CVE-2026-57965 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

spice-vdagent→ fixed in0.20.0-2+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y spice-vdagent
```

Debian bookworm

Source: Debian Security Tracker

spice-vdagent→ fixed in0.22.1-3+deb12u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y spice-vdagent
```

Are YOU affected by CVE-2026-57965?

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

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