Vulnerability Description
A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forgot to unmap the cached virtqueue elements on error, leading to memory leakage and other unexpected results. Affected QEMU version: 6.2.0.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | 6.2.0 |
| Debian | Debian Linux | 11.0 |
Related Weaknesses (CWE)
References
- https://gitlab.com/qemu-project/qemu/-/commit/abe300d9d894f7138e1af7c8e9c88c04bfPatchThird Party Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2022-03/msg02438.htmlMailing ListPatchVendor Advisory
- https://security.gentoo.org/glsa/202208-27Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220425-0003/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5133Third Party Advisory
- https://gitlab.com/qemu-project/qemu/-/commit/abe300d9d894f7138e1af7c8e9c88c04bfPatchThird Party Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2022-03/msg02438.htmlMailing ListPatchVendor Advisory
- https://security.gentoo.org/glsa/202208-27Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220425-0003/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5133Third Party Advisory
FAQ
What is CVE-2022-26353?
CVE-2022-26353 is a vulnerability with a CVSS score of 7.5 (HIGH). A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forgot to unmap the cached virtqueue elements on error, leading to memor...
How severe is CVE-2022-26353?
CVE-2022-26353 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-26353?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Debian Debian Linux.