CVE-2014-9718

The (1) BMDMA and (2) AHCI HBA interfaces in the IDE functionality in QEMU 1.0 through 2.1.3 have multiple interpretations of a function's return value, which allows guest OS users to cause a host OS denial of service (memory consumption or infinite loop, and system crash) via a PRDT with zero complete sectors, related to the bmdmapreparebuf and ahcidmaprepare_buf functions.

References

Affected packages

Debian:11 / qemu

Package

Name: qemu
Purl: pkg:deb/debian/qemu?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:2.3+dfsg-1

Ecosystem specific

{
    "urgency": "unimportant"
}

Debian:12 / qemu

Package

Name: qemu
Purl: pkg:deb/debian/qemu?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:2.3+dfsg-1

Ecosystem specific

{
    "urgency": "unimportant"
}

Debian:13 / qemu

Package

Name: qemu
Purl: pkg:deb/debian/qemu?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:2.3+dfsg-1

Ecosystem specific

{
    "urgency": "unimportant"
}