NULL Pointer Dereference Affecting qemu package, versions *
Threat Intelligence
EPSS
0.05% (17th
percentile)
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Test your applications- Snyk ID SNYK-UBUNTU1804-QEMU-1014084
- published 29 Sep 2020
- disclosed 2 Oct 2020
Introduced: 29 Sep 2020
CVE-2020-25741 Open this link in a new tabHow to fix?
There is no fixed version for Ubuntu:18.04 qemu.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu package and not the qemu package as distributed by Ubuntu.
See How to fix? for Ubuntu:18.04 relevant fixed versions and status.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2020-25741
- https://security.netapp.com/advisory/ntap-20201009-0005/
- http://www.openwall.com/lists/oss-security/2020/09/29/1
- https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05295.html
- https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Ffdc_nullptr1
CVSS Scores
version 3.1