CVE-2013-6458 · cross-distro fix matrix

CVE-2013-6458: Multiple race conditions in the (1) virDomainBlockStats, (2) virDomainGetBlockInf, (3) qemuDomainBlockJobImpl, and (4) virDomainGetBlockIoTune functions in libvirt before 1.2.1 do not properly verify that the disk is attached, which allows remote read-only attackers to cause a denial of service (lib

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

Fix per ecosystem

Each block below is a distro release where CVE-2013-6458 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libvirt→ fixed in1.2.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libvirt
```

Debian bookworm

Source: Debian Security Tracker

libvirt→ fixed in1.2.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libvirt
```

Debian trixie

Source: Debian Security Tracker

libvirt→ fixed in1.2.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libvirt
```

Are YOU affected by CVE-2013-6458?

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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