CVE-2023-1544
Published: October 18, 2023Last modified: November 29, 2023
Description
A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. This flaw allows a crafted guest driver to allocate and initialize a huge number of page tables to be used as a ring of descriptors for CQ and async events, potentially leading to an out-of-bounds read and crash of QEMU.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.3 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | REQUIRED |
| Scope | CHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | qemu | Vulnerable (7.1.0-r4) |
| Stream | qemu | Vulnerable (8.0.2-r0) |
References
- https://access.redhat.com/security/cve/CVE-2023-1544
- https://bugzilla.redhat.com/show_bug.cgi?id=2180364
- https://gitlab.com/qemu-project/qemu/-/commit/85fc35afa93c7320d1641d344d0c5dfbe341d087
- https://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg00206.html
- https://security.netapp.com/advisory/ntap-20230511-0005/