CVE-2016-7995

NameCVE-2016-7995
DescriptionMemory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) indexes.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs840236

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qemu (PTS)bullseye1:5.2+dfsg-11+deb11u3fixed
bullseye (security)1:5.2+dfsg-11+deb11u2fixed
bookworm1:7.2+dfsg-7+deb12u7fixed
sid, trixie1:9.2.0+ds-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusourcewheezy(not affected)
qemusourcejessie(not affected)
qemusource(unstable)1:2.8+dfsg-1840236
qemu-kvmsource(unstable)(not affected)

Notes

[jessie] - qemu <not-affected> (Vulnerable code introduced in v2.6.0-rc0)
[wheezy] - qemu <not-affected> (Vulnerable code introduced in v2.6.0-rc0)
- qemu-kvm <not-affected> (Vulnerable code introduced in v2.6.0-rc0)
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg06609.html
https://bugzilla.redhat.com/show_bug.cgi?id=1382668
Vulnerable code introduced in 49d925ce50383a286278143c05511d30ec41a36e
Though this commit fixed an OOB read access issue which might need
potentially a new separate CVE id if it does not have one yet.

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