DescriptionThe mptsas_fetch_requests function in hw/scsi/mptsas.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop, and CPU consumption or QEMU process crash) via vectors involving s->state.
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)
Debian Bugs825207

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qemu (PTS)buster1:3.1+dfsg-8+deb10u8fixed
buster (security)1:3.1+dfsg-8+deb10u10fixed
bullseye (security), bullseye1:5.2+dfsg-11+deb11u2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusourcewheezy(not affected)
qemusourcejessie(not affected)
qemu-kvmsource(unstable)(not affected)


[jessie] - qemu <not-affected> (LSI SAS1068 (mptsas) device support added later)
[wheezy] - qemu <not-affected> (LSI SAS1068 (mptsas) device support added later)
- qemu-kvm <not-affected> (LSI SAS1068 (mptsas) device support added later)
Introduced by:;a=commit;h=e351b82611293683c4cabe4b69b7552bde5d4e2a (v2.6.0-rc0)

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