CVE-2021-3930
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- CVE-2021-3930
CVE Details
| Release Date: | 2022-02-18 | |
| Impact: | None | What is this? |
Description
An off-by-one error was found in the SCSI device emulation in QEMU. It could occur while processing MODE SELECT commands in mode_sense_page() if the 'page' argument was set to MODE_PAGE_ALLS (0x3f). A malicious guest could use this flaw to potentially crash QEMU, resulting in a denial of service condition.
See more information about CVE-2021-3930 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 6.5 |
| Vector String: | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
| Version: | 3.0 |
| Attack Vector: | Local |
| Attack Complexity: | Low |
| Privileges Required: | Low |
| User Interaction: | None |
| Scope: | Changed |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 7 (qemu) | ELSA-2021-9638 | 2022-01-04 |
| Oracle Linux version 8 (hivex) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (hivex) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (libguestfs) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (libguestfs) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (libguestfs-winsupport) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (libguestfs-winsupport) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (libiscsi) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (libiscsi) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (libnbd) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (libnbd) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (libvirt) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (libvirt) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (libvirt-dbus) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (libvirt-dbus) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (libvirt-python) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (libvirt-python) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (nbdkit) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (nbdkit) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (netcf) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (netcf) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (perl-Sys-Virt) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (perl-Sys-Virt) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (qemu-kvm) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (qemu-kvm) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (seabios) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (seabios) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (sgabios) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (sgabios) | ELSA-2022-9172 | 2022-02-25 |
| Oracle Linux version 8 (supermin) | ELSA-2021-5238 | 2021-12-22 |
| Oracle Linux version 8 (supermin) | ELSA-2022-9172 | 2022-02-25 |
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