[Secure-testing-team] Bug#869706: qemu: CVE-2017-10911

[Salvatore Bonaccorso]

Source: qemu
Version: 1:2.8+dfsg-6
Severity: important
Tags: security upstream
Control: fixed -1 1:2.8+dfsg-6+deb9u1

Hi,

the following vulnerability was published for qemu.

CVE-2017-10911[0]:
| The make_response function in drivers/block/xen-blkback/blkback.c in
| the Linux kernel before 4.11.8 allows guest OS users to obtain
| sensitive information from host OS (or other guest OS) kernel memory by
| leveraging the copying of uninitialized padding fields in Xen
| block-interface response structures, aka XSA-216.

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2017-10911
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-10911

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore