CVEvulnerability

CVE-2021-26348

5.5 MEDIUM Published 2022-05-11 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-05-11
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0 ([email protected])
2.1 LOW — AV:L/AC:L/Au:N/C:N/I:P/A:N

Description

Failure to flush the Translation Lookaside Buffer (TLB) of the I/O memory management unit (IOMMU) may lead an IO device to write to memory it should not be able to access, resulting in a potential loss of integrity.

Affected configurations

• amd epyc 7763 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7713p firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7713 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7663 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7643 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 75f3 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7543p firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7543 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7513 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7453 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 74f3 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7443p firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7443 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7413 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 73f3 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7343 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7313p firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7313 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 72f3 firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7773x firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7473x firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7573x firmware (< milanpi-sp3 1.0.0.7) • amd epyc 7373x firmware (< milanpi-sp3 1.0.0.7)

References