CVE-2021-26404

Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure.
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:amd:epyc_7003_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7003:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:amd:epyc_7313_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7313:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:amd:epyc_7313p_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7313p:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:o:amd:epyc_7343_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7343:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:amd:epyc_7373x_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7373x:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
cpe:2.3:o:amd:epyc_73f3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_73f3:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:o:amd:epyc_7413_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7413:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
cpe:2.3:o:amd:epyc_7443_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7443:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND
cpe:2.3:o:amd:epyc_7443p_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7443p:-:*:*:*:*:*:*:*

Configuration 10 (hide)

AND
cpe:2.3:o:amd:epyc_7453_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7453:-:*:*:*:*:*:*:*

Configuration 11 (hide)

AND
cpe:2.3:o:amd:epyc_7473x_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7473x:-:*:*:*:*:*:*:*

Configuration 12 (hide)

AND
cpe:2.3:o:amd:epyc_74f3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_74f3:-:*:*:*:*:*:*:*

Configuration 13 (hide)

AND
cpe:2.3:o:amd:epyc_7513_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7513:-:*:*:*:*:*:*:*

Configuration 14 (hide)

AND
cpe:2.3:o:amd:epyc_7543_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7543:-:*:*:*:*:*:*:*

Configuration 15 (hide)

AND
cpe:2.3:o:amd:epyc_7543p_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7543p:-:*:*:*:*:*:*:*

Configuration 16 (hide)

AND
cpe:2.3:o:amd:epyc_7573x_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7573x:-:*:*:*:*:*:*:*

Configuration 17 (hide)

AND
cpe:2.3:o:amd:epyc_7643_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7643:-:*:*:*:*:*:*:*

Configuration 18 (hide)

AND
cpe:2.3:o:amd:epyc_75f3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_75f3:-:*:*:*:*:*:*:*

Configuration 19 (hide)

AND
cpe:2.3:o:amd:epyc_7663_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7663:-:*:*:*:*:*:*:*

Configuration 20 (hide)

AND
cpe:2.3:o:amd:epyc_7713_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7713:-:*:*:*:*:*:*:*

Configuration 21 (hide)

AND
cpe:2.3:o:amd:epyc_7713p_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7713p:-:*:*:*:*:*:*:*

Configuration 22 (hide)

AND
cpe:2.3:o:amd:epyc_7763_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7763:-:*:*:*:*:*:*:*

Configuration 23 (hide)

AND
cpe:2.3:o:amd:epyc_7773x_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:amd:epyc_7773x:-:*:*:*:*:*:*:*

History

07 Nov 2023, 03:31

Type Values Removed Values Added
Summary Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure. Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure.

Information

Published : 2023-01-11 08:15

Updated : 2024-02-28 19:51


NVD link : CVE-2021-26404

Mitre link : CVE-2021-26404

CVE.ORG link : CVE-2021-26404


JSON object : View

Products Affected

amd

  • epyc_7513_firmware
  • epyc_7713p
  • epyc_7663
  • epyc_7643
  • epyc_7373x_firmware
  • epyc_7773x
  • epyc_7373x
  • epyc_7543p_firmware
  • epyc_7313p_firmware
  • epyc_7443_firmware
  • epyc_7543p
  • epyc_7713p_firmware
  • epyc_7313_firmware
  • epyc_75f3
  • epyc_7313p
  • epyc_7003
  • epyc_7313
  • epyc_73f3
  • epyc_7543
  • epyc_7643_firmware
  • epyc_75f3_firmware
  • epyc_7663_firmware
  • epyc_7713
  • epyc_7003_firmware
  • epyc_7763_firmware
  • epyc_74f3
  • epyc_7513
  • epyc_7763
  • epyc_7343_firmware
  • epyc_7443
  • epyc_7413
  • epyc_7453
  • epyc_7443p_firmware
  • epyc_73f3_firmware
  • epyc_7413_firmware
  • epyc_7473x
  • epyc_7773x_firmware
  • epyc_7473x_firmware
  • epyc_7573x_firmware
  • epyc_7443p
  • epyc_7573x
  • epyc_7713_firmware
  • epyc_7453_firmware
  • epyc_7343
  • epyc_74f3_firmware
  • epyc_7543_firmware
CWE
CWE-20

Improper Input Validation