CVE-2020-25624 — Out-of-bounds Read in Qemu

CWE-125 — Out-of-bounds ReadCWE-787 — Out-of-bounds Write10 documents7 sources
Severity
5.0MEDIUMNVD
OSV6.3
EPSS
0.0%
top 90.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
QemuDebian QemuDebian Linux
Timeline
PublishedNov 30
Latest updateMay 24

Description

hw/usb/hcd-ohci.c in QEMU 5.0.0 has a stack-based buffer over-read via values obtained from the host controller driver.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:LExploitability: 0.8 | Impact: 3.7

Affected Packages4 packages

▶debiandebian/qemu< qemu 1:5.2+dfsg-1 (bookworm)
▶Debianqemu/qemu< 1:5.2+dfsg-1+3
▶Ubuntuqemu/qemu< 1:2.5+dfsg-5ubuntu10.48+2
▶NVDqemu/qemu5.0.0

Also affects: Debian Linux 10.0

Patches

Patch: lists.nongnu.org ↗Patch: lists.nongnu.org ↗

🔴Vulnerability Details

3
GHSA
GHSA-vcxr-5m9p-v4q8: hw/usb/hcd-ohci↗2022-05-24
▶
OSV
CVE-2020-25624: hw/usb/hcd-ohci↗2020-11-30
▶
OSV
qemu vulnerabilities↗2020-11-30
▶

📋Vendor Advisories

3
Ubuntu
QEMU vulnerabilities↗2020-11-30
▶
Red Hat
QEMU: usb: hcd-ohci: out-of-bound access issue while processing transfer descriptors↗2020-09-11
▶
Debian
CVE-2020-25624: qemu - hw/usb/hcd-ohci.c in QEMU 5.0.0 has a stack-based buffer over-read via values ob...↗2020
▶

💬Community

3
Bugzilla
CVE-2020-25624 qemu: usb: hcd-ohci: out-of-bound access issue while processing transfer descriptors [fedora-all]↗2020-09-17
▶
Bugzilla
CVE-2020-25624 QEMU: usb: hcd-ohci: out-of-bound access issue while processing transfer descriptors↗2020-09-17
▶
Bugzilla
CVE-2020-25624 xen: QEMU: usb: hcd-ohci: out-of-bound access issue while processing transfer descriptors [fedora-all]↗2020-09-17
▶