CVE-2016-5126

NameCVE-2016-5126
DescriptionHeap-based buffer overflow in the iscsi_aio_ioctl function in block/iscsi.c in QEMU allows local guest OS users to cause a denial of service (QEMU process crash) or possibly execute arbitrary code via a crafted iSCSI asynchronous I/O ioctl call.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1927-1
Debian Bugs826151

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, trixie1:9.1.1+ds-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusourcewheezy(not affected)
qemusourcejessie1:2.1+dfsg-12+deb8u12DLA-1927-1
qemusource(unstable)1:2.6+dfsg-2826151
qemu-kvmsourcewheezy(not affected)
qemu-kvmsource(unstable)(unfixed)

Notes

[wheezy] - qemu <not-affected> (Vulnerable code not present)
[wheezy] - qemu-kvm <not-affected> (Vulnerable code not present)
https://lists.gnu.org/archive/html/qemu-block/2016-05/msg00779.html
Fixed by: http://git.qemu.org/?p=qemu.git;a=commit;h=a6b3167fa0e825aebb5a7cd8b437b6d41584a196
https://bugzilla.redhat.com/show_bug.cgi?id=1340924
https://www.openwall.com/lists/oss-security/2016/05/30/6

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