NULL pointer dereference in Qemu
CVE-2020-25743
hw/ide/pci.c in QEMU before 5.1.1 can trigger a NULL pointer dereference because it lacks a pointer check before an ide_cancel_dma_sync call.
EPSS: 0.005 (37.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.2 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L.
Affected products
- Qemu
- Redhat Enterprise_linux — versions 7.0, 8.0
- Redhat Openstack_platform — versions 13.0
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_MISC, Broken Link)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Mailing List, Third Party Advisory)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
Frequently asked questions
- What is CVE-2020-25743?
- CVE-2020-25743 is a low-severity vulnerability in Qemu, classified under NULL Pointer Dereference. CVSS score: 3.2/10. Published 2020-10-06.
- How severe is CVE-2020-25743?
- Low severity. CVSS v3 base score is 3.2 out of 10.