CVE-2020-25085

QEMU 5.0.0 has a heap-based Buffer Overflow in flatview_read_continue in exec.c because hw/sd/sdhci.c mishandles a write operation in the SDHC_BLKSIZE case.

CVSS v3.0 5.0 MEDIUM
CVSS v2.0 4.4 MEDIUM

5.0^/10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.8 / Impact : 3.7

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope CHANGED

4.4^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 3.4 / Impact : 6.4

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2020/09/16/6	Mailing List Patch Third Party Advisory
https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg00733.html	Mailing List Patch Third Party Advisory
https://bugs.launchpad.net/qemu/+bug/1892960	Exploit Issue Tracking Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20201009-0005/	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/11/msg00047.html	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/03/09/1	Mailing List Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:5.0.0:-:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:10.0:::::::*

Information

Published : 2020-09-24 22:15

Updated : 2022-09-23 09:06

NVD link : CVE-2020-25085

Mitre link : CVE-2020-25085

JSON object : View

CWE

CWE-787

Out-of-bounds Write

Products Affected

debian

debian_linux

qemu

qemu

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5.0 /10