CVE-2022-1050: Use After Free
First published: Tue Mar 29 2022(Updated: )
A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. This flaw allows a crafted guest driver to execute HW commands when shared buffers are not yet allocated, potentially leading to a use-after-free condition.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU qemu | <2.20.1 | |
| redhat/qemu | <8.0.0 | 8.0.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=2069625
- https://lists.debian.org/debian-lts-announce/2023/03/msg00013.html
- https://lists.nongnu.org/archive/html/qemu-devel/2022-04/msg00273.html
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2069627
- https://access.redhat.com/security/cve/cve-2022-1050
- https://lists.nongnu.org/archive/html/qemu-devel/2022-12/msg00943.html
- https://gitlab.com/qemu-project/qemu/-/commit/31c4b6fb0293e359f9ef8a61892667e76eea4c99
Frequently Asked Questions
What is CVE-2022-1050?
CVE-2022-1050 is a vulnerability found in the QEMU implementation of VMWare's paravirtual RDMA device, which allows a crafted guest driver to execute HW commands when shared buffers are not yet allocated, potentially leading to a use-after-free condition.
How does CVE-2022-1050 impact QEMU?
CVE-2022-1050 can allow a malicious guest driver to execute HW commands in QEMU, potentially leading to a use-after-free condition.
What software versions are affected by CVE-2022-1050?
QEMU versions up to and including 2.20.1, as well as Red Hat QEMU version 8.0.0, are affected by CVE-2022-1050.
What is the severity of CVE-2022-1050?
CVE-2022-1050 has a severity rating of 8.8, which is considered high.
How can I mitigate the risk of CVE-2022-1050?
To mitigate the risk of CVE-2022-1050, it is recommended to update QEMU to a version that includes the fix for this vulnerability.
- collector/nvd-index
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/remedy
- agent/severity
- agent/last-modified-date
- agent/weakness
- agent/author
- agent/references
- agent/first-publish-date
- agent/description
- agent/event
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2022-1050
- agent/software-canonical-lookup
- agent/tags
- agent/trending
- vendor/qemu
- canonical/qemu qemu
- package-manager/redhat