Home/CVE/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
CVE

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

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.

MEDIUM · CVSS 5 EPSS 0.00116
Schedule remediation
  • Public exploit or PoC is available
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

2
qemuall versions
debian linuxall versions
⚠

Public Exploits & PoCs

1
pocbugs.launchpad.net · 1892960bugs.launchpad.net
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumPotentially Suspicious Usage Of Qemu
▣

Scoring & Timeline

5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 Sep 2020 · 05:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L
⚑

Vendor Advisories

12
suse-csafopenSUSE-SU-2024:11287-1
suse-csafSUSE-SU-2023:0761-1
suse-csafSUSE-SU-2022:3768-1
suse-csafSUSE-SU-2022:3594-1
suse-csafopenSUSE-SU-2021:2591-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2020/09/16/6Mailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2021/03/09/1Mailing ListPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/11/msg00047.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.htmlMailing ListThird Party Advisory
https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg00733.htmlMailing ListPatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20201009-0005/Third Party Advisory
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