CVE-2017-10923

NameCVE-2017-10923
DescriptionXen through 4.8.x does not validate a vCPU array index upon the sending of an SGI, which allows guest OS users to cause a denial of service (hypervisor crash), aka XSA-225.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
xen (PTS)buster, buster (security)4.11.4+107-gef32c7afa2-1fixed
bullseye (security), bullseye4.14.5+86-g1c354767d5-1fixed
bookworm, sid4.17.0-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
xensourcewheezy(not affected)
xensourcejessie(not affected)
xensourcestretch4.8.1-1+deb9u3
xensource(unstable)4.8.1-1+deb9u3

Notes

[jessie] - xen <not-affected> (Vulnerable code not present)
[wheezy] - xen <not-affected> (Vulnerable code not present)
https://xenbits.xen.org/xsa/advisory-225.html

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