QEMU: pvrdma: use-after-free issue in pvrdma_exec_cmd()
Published Mar 29, 2022
8.8
HIGHCVSS 3.1
EPSS 0.38%
Description
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.
Affected products
- Vendor n/a Product QEMU Defaultunknown
Affected
- qemu 2.20.1
Default status is the baseline for the product. Each version can override it (patched versions can be marked unaffected).
| Vendor | Product | Default status | Versions |
|---|---|---|---|
| n/a | QEMU | unknown | Affected
|
No data.
Red Hat Enterprise Linux 6
qemu-kvm
Not affected
Red Hat Enterprise Linux 7
qemu-kvm
Not affected
Red Hat Enterprise Linux 7
qemu-kvm-ma
Not affected
Red Hat Enterprise Linux 8
virt:rhel/qemu-kvm
Not affected
Red Hat Enterprise Linux 8 Advanced Virtualization
virt:8.2/qemu-kvm
Not affected
Red Hat Enterprise Linux 8 Advanced Virtualization
virt:av/qemu-kvm
Not affected
Red Hat Enterprise Linux 9
qemu-kvm
Not affected
Red Hat OpenStack Platform 13 (Queens)
qemu-kvm-rhev
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | qemu-kvm | Not affected | n/a |
| Red Hat Enterprise Linux 7 | qemu-kvm | Not affected | n/a |
| Red Hat Enterprise Linux 7 | qemu-kvm-ma | Not affected | n/a |
| Red Hat Enterprise Linux 8 | virt:rhel/qemu-kvm | Not affected | n/a |
| Red Hat Enterprise Linux 8 Advanced Virtualization | virt:8.2/qemu-kvm | Not affected | n/a |
| Red Hat Enterprise Linux 8 Advanced Virtualization | virt:av/qemu-kvm | Not affected | n/a |
| Red Hat Enterprise Linux 9 | qemu-kvm | Not affected | n/a |
| Red Hat OpenStack Platform 13 (Queens) | qemu-kvm-rhev | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
The versions of `qemu-kvm` as shipped with Red Hat Enterprise Linux and RHEL Advanced Virtualization are not affected by this flaw, as they are not built with PVRDMA support.
References (6)
- https://access.redhat.com/security/cve/CVE-2022-1050 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2069625 Issue TrackingPatchThird Party Advisory
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-24397 Advisory
- https://lists.debian.org/debian-lts-announce/2023/03/msg00013.html mailing-list
- https://nvd.nist.gov/vuln/detail/CVE-2022-1050
- https://www.cve.org/CVERecord?id=CVE-2022-1050
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2022-1050 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2069625 | Issue TrackingPatchThird Party Advisory | |
| https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-24397 | Advisory | |
| https://lists.debian.org/debian-lts-announce/2023/03/msg00013.html | mailing-list | |
| https://nvd.nist.gov/vuln/detail/CVE-2022-1050 | ||
| https://www.cve.org/CVERecord?id=CVE-2022-1050 |
Change history (0)
No recorded changes yet.
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