CVE-2020-13791 — Out-of-bounds Read in Qemu

CWE-125 — Out-of-bounds Read8 documents7 sources
Severity
5.5MEDIUMNVD
EPSS
0.2%
top 61.39%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
QemuDebian QemuMsrc CBL Mariner 1.0 ARM+2 more
Timeline
PublishedJun 4
Latest updateMay 24

Description

hw/pci/pci.c in QEMU 4.2.0 allows guest OS users to trigger an out-of-bounds access by providing an address near the end of the PCI configuration space.

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 Packages6 packages

▶debiandebian/qemu< qemu 1:5.0-6 (bookworm)
▶Debianqemu/qemu< 1:5.0-6+3
▶NVDqemu/qemu5.0.1

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-9j9x-v7hw-3v8f: hw/pci/pci↗2022-05-24
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OSV
CVE-2020-13791: hw/pci/pci↗2020-06-04
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📋Vendor Advisories

3
Microsoft
hw/pci/pci.c in QEMU 4.2.0 allows guest OS users to trigger an out-of-bounds access by providing an address near the end of the PCI configuration space.↗2020-06-09
▶
Red Hat
QEMU: ati-vga: OOB access while reading PCI configuration may lead to DoS↗2020-06-03
▶
Debian
CVE-2020-13791: qemu - hw/pci/pci.c in QEMU 4.2.0 allows guest OS users to trigger an out-of-bounds acc...↗2020
▶

💬Community

2
Bugzilla
CVE-2020-13791 QEMU: ati-vga: OOB access while reading PCI configuration may lead to DoS↗2020-06-04
▶
Bugzilla
CVE-2020-13791 qemu: ati-vga: OOB access while reading PCI configuration may lead to DoS [fedora-all]↗2020-06-04
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