CVE-2020-25741

low-risk
Published 2020-10-02

fdctrl_write_data in hw/block/fdc.c in QEMU 5.0.0 has a NULL pointer dereference via a NULL block pointer for the current drive.

Do I need to act?

-
0.18% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.2/10 Low
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Qemu

References (8)

Mailing List http://www.openwall.com/lists/oss-security/2020/09/29/1
Mailing List https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05295.html
Third Party Advisory https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Ffdc_nullptr1
Third Party Advisory https://security.netapp.com/advisory/ntap-20201009-0005/
Mailing List http://www.openwall.com/lists/oss-security/2020/09/29/1
Mailing List https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05295.html
Third Party Advisory https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Ffdc_nullptr1
Third Party Advisory https://security.netapp.com/advisory/ntap-20201009-0005/
18
/ 100
low-risk
Severity 12/34 · Low
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal