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CVE-2020-25085

Good to know:

Date: September 24, 2020

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.

Language: C

Severity Score

5.0

Related Resources (12)

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-25085

Url: https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg00733.html

Url: https://security.alpinelinux.org/vuln/CVE-2020-25085

Url: https://security-tracker.debian.org/tracker/CVE-2020-25085

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-25085

Url: http://www.openwall.com/lists/oss-security/2020/09/16/6

Url: https://lists.debian.org/debian-lts-announce/2020/11/msg00047.html

Url: http://www.openwall.com/lists/oss-security/2021/03/09/1

Url: https://bugs.launchpad.net/qemu/+bug/1892960

Url: https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html

Url: https://security.netapp.com/advisory/ntap-20201009-0005/

Url: https://www.mend.io/vulnerability-database/CVE-2020-25085

Severity Score

5.0

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Top Fix

Upgrade Version

Upgrade to version v5.1.0-rc0

CVSS v3.1

Base Score:	5.0
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	HIGH
Privileges Required (PR):	HIGH
User Interaction (UI):	NONE
Scope (S):	CHANGED
Confidentiality (C):	LOW
Integrity (I):	LOW
Availability (A):	LOW

CVSS v2

Base Score:	4.4
Access Vector (AV):	LOCAL
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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