VDB
CVE-2020-25741
CVE-2020-25741
PUBLISHED
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.
EPSS 0.18% · 39.7th percentile
Risk Scores
EPSS Score
0.18%
39.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:18.04:LTS | qemu | 1:2.11+dfsg-1ubuntu7.38, 1:2.11+dfsg-1ubuntu7.39, 1:2.11+dfsg-1ubuntu7.40 |
| Ubuntu:22.04:LTS | qemu | 1:6.2+dfsg-2ubuntu6.14, 1:6.2+dfsg-2ubuntu6.17, 1:6.2+dfsg-2ubuntu6.18 |
| Ubuntu:Pro:16.04:LTS | qemu | 1:2.5+dfsg-5ubuntu10.35, 0, 1:2.4+dfsg-4ubuntu1 |
| Ubuntu:20.04:LTS | qemu | 1:4.2-3ubuntu6.30, *, * |
| Ubuntu:25.10 | qemu | 1:9.2.1+ds-1ubuntu5, 1:10.0.2+ds-1ubuntu2, 1:10.1.0+ds-1ubuntu1 |
| Ubuntu:24.04:LTS | qemu | 0, 1:8.0.4+dfsg-1ubuntu3, 1:8.0.4+dfsg-1ubuntu4 |
| Ubuntu:Pro:14.04:LTS | qemu | 2.0.0+dfsg-2ubuntu1.47+esm2, 2.0.0+dfsg-2ubuntu1.47+esm4, * |
Timeline
- Oct 2, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-25741 third-party-advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg07779.html third-party-advisory
- https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Ffdc_nullptr1 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-25741 third-party-advisory