CVE-2020-15469

LOW

QEMU 4.2.0 - Denial of Service via NULL Pointer Dereference in MemoryRegionOps

Title source: llm
STIX 2.1

Description

In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, leading to a NULL pointer dereference.

References (4)

Core 4
Core References
Mailing List, Patch, Third Party Advisory x_refsource_misc
https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg09961.html
Mailing List, Patch, Third Party Advisory x_refsource_confirm
http://www.openwall.com/lists/oss-security/2020/07/02/1
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html

Scores

CVSS v3 2.3
EPSS 0.0004
EPSS Percentile 13.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

Details

CWE
CWE-476
Status published
Products (3)
debian/debian_linux 9.0
debian/debian_linux 10.0
qemu/qemu < 5.0.1
Published Jul 02, 2020
Tracked Since Feb 18, 2026