CVE-2017-11434 — Out-of-bounds Read in Qemu

CWE-125 — Out-of-bounds Read11 documents7 sources
Severity
5.5MEDIUMNVD
OSV7.8
EPSS
0.0%
top 92.32%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
QemuDebian QemuDebian Linux
Timeline
PublishedJul 25
Latest updateMay 13

Description

The dhcp_decode function in slirp/bootp.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (out-of-bounds read and QEMU process crash) via a crafted DHCP options string.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | 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-2ubuntu1.36+3
▶NVDqemu/qemu2.9.1+1

Also affects: Debian Linux 8.0, 9.0

Patches

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

🔴Vulnerability Details

4
GHSA
GHSA-j29h-5x3h-gvv8: The dhcp_decode function in slirp/bootp↗2022-05-13
▶
OSV
qemu regression↗2017-09-20
▶
OSV
qemu vulnerabilities↗2017-09-13
▶
OSV
CVE-2017-11434: The dhcp_decode function in slirp/bootp↗2017-07-25
▶

📋Vendor Advisories

4
Ubuntu
QEMU regression↗2017-09-20
▶
Ubuntu
QEMU vulnerabilities↗2017-09-13
▶
Red Hat
Qemu: slirp: out-of-bounds read while parsing dhcp options↗2017-07-17
▶
Debian
CVE-2017-11434: qemu - The dhcp_decode function in slirp/bootp.c in QEMU (aka Quick Emulator) allows lo...↗2017
▶

💬Community

2
Bugzilla
CVE-2017-11434 Qemu: slirp: out-of-bounds read while parsing dhcp options [fedora-all]↗2017-07-19
▶
Bugzilla
CVE-2017-11434 Qemu: slirp: out-of-bounds read while parsing dhcp options↗2017-07-19
▶