CVE-2021-26349

published 2022-05-11

CVE-2021-26349: Failure to assign a new report ID to an imported guest may potentially result in an SEV-SNP guest VM being tricked into trusting a dishonest Migration Agent…

Priority P4 21 medium 5.5 CVSS 3.1

AV L AC L PR L UI N S U C N I H A N

Failure to assign a new report ID to an imported guest may potentially result in an SEV-SNP guest VM being tricked into trusting a dishonest Migration Agent (MA).

Affected

24 ranges

Vendor	Product	Version range	Fixed in
amd	epyc_72f3_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7313_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7313p_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7343_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7373x_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_73f3_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7413_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7443_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7443p_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7453_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7473x_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_74f3_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7513_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7543_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7543p_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7573x_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_75f3_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7643_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7663_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7713_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7713p_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7763_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7773x_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_processors	—	—

CVSS provenance

nvd v3.1 5.5 MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

nvd v2.0 2.1 LOW AV:L/AC:L/Au:N/C:N/I:P/A:N

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.