CVE-2017-11334 — Out-of-bounds Read in Qemu

CWE-125 — Out-of-bounds ReadCWE-787 — Out-of-bounds Write12 documents7 sources
Severity
4.4MEDIUMNVD
EPSS
0.0%
top 90.74%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
QemuDebian QemuDebian Linux
Timeline
PublishedAug 2
Latest updateMay 13

Description

The address_space_write_continue function in exec.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds access and guest instance crash) by leveraging use of qemu_map_ram_ptr to access guest ram block area.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HExploitability: 0.8 | Impact: 3.6

Affected Packages4 packages

▶debiandebian/qemu< qemu 1:2.8+dfsg-7 (bookworm)
▶Debianqemu/qemu< 1:2.8+dfsg-7+3
▶Ubuntuqemu/qemu< 2.0.0+dfsg-2ubuntu1.39+3
▶NVDqemu/qemu2.9.1

Also affects: Debian Linux 9.0

Patches

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

🔴Vulnerability Details

4
GHSA
GHSA-4j6c-x59q-c2c4: The address_space_write_continue function in exec↗2022-05-13
▶
OSV
qemu regression↗2018-03-05
▶
OSV
qemu vulnerabilities↗2018-02-20
▶
OSV
CVE-2017-11334: The address_space_write_continue function in exec↗2017-08-02
▶

📋Vendor Advisories

4
Ubuntu
QEMU regression↗2018-03-05
▶
Ubuntu
QEMU vulnerabilities↗2018-02-20
▶
Red Hat
Qemu: exec: oob access during dma operation↗2017-07-13
▶
Debian
CVE-2017-11334: qemu - The address_space_write_continue function in exec.c in QEMU (aka Quick Emulator)...↗2017
▶

💬Community

3
Bugzilla
CVE-2017-11334 Qemu: exec: oob access during dma operation↗2017-07-17
▶
Bugzilla
CVE-2017-11334 xen: Qemu: exec: oob access during dma operation [fedora-all]↗2017-07-17
▶
Bugzilla
CVE-2017-11334 Qemu: exec: oob access during dma operation [fedora-all]↗2017-07-17
▶