CVE-2016-8668 — Classic Buffer Overflow in Qemu

CWE-120 — Classic Buffer OverflowCWE-125 — Out-of-bounds Read10 documents7 sources
Severity
6.0MEDIUMNVD
OSV5.5
EPSS
0.1%
top 64.39%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
QemuDebian QemuOpensuse Leap
Timeline
PublishedNov 4
Latest updateMay 13

Description

The rocker_io_writel function in hw/net/rocker/rocker.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (out-of-bounds read and QEMU process crash) by leveraging failure to limit DMA buffer size.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:HExploitability: 1.5 | Impact: 4.0

Affected Packages5 packages

▶debiandebian/qemu< qemu 1:2.8+dfsg-1 (bookworm)
▶Debianqemu/qemu< 1:2.8+dfsg-1+3
▶Ubuntuqemu/qemu< 2.0.0+dfsg-2ubuntu1.30+1
▶NVDqemu/qemu2.7.1
▶NVDopensuse/leap42.2

Patches

Patch: www.openwall.com ↗Patch: lists.gnu.org ↗Patch: www.openwall.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-h48h-v2qr-c72q: The rocker_io_writel function in hw/net/rocker/rocker↗2022-05-13
▶
OSV
qemu, qemu-kvm vulnerabilities↗2016-11-09
▶
OSV
CVE-2016-8668: The rocker_io_writel function in hw/net/rocker/rocker↗2016-11-04
▶

📋Vendor Advisories

3
Ubuntu
QEMU vulnerabilities↗2016-11-09
▶
Red Hat
Qemu: net: OOB buffer access in rocker switch emulation↗2016-10-12
▶
Debian
CVE-2016-8668: qemu - The rocker_io_writel function in hw/net/rocker/rocker.c in QEMU (aka Quick Emula...↗2016
▶

💬Community

3
Bugzilla
CVE-2016-8668 Qemu: net: OOB buffer access in rocker switch emulation [fedora-all]↗2016-10-14
▶
Bugzilla
CVE-2016-8668 Qemu: net: OOB buffer access in rocker switch emulation↗2016-10-14
▶
Bugzilla
CVE-2015-8668 libtiff: OOB read in bmp2tiff↗2015-12-28
▶