CVE-2021-26378: Buffer Overflow
First published: Wed May 11 2022(Updated: )
Insufficient bound checks in the System Management Unit (SMU) may result in access to an invalid address space that could result in denial of service.
Credit: psirt@amd.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Amd Epyc 7232p Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7232p | ||
| Amd Epyc 7302p Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7302p | ||
| Amd Epyc 7402p Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7402p | ||
| Amd Epyc 7502p Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7502p | ||
| Amd Epyc 7702p Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7702p | ||
| Amd Epyc 7252 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7252 | ||
| Amd Epyc 7262 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7262 | ||
| Amd Epyc 7272 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7272 | ||
| Amd Epyc 7282 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7282 | ||
| Amd Epyc 7302 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7302 | ||
| Amd Epyc 7352 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7352 | ||
| Amd Epyc 7402 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7402 | ||
| Amd Epyc 7452 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7452 | ||
| Amd Epyc 7502 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7502 | ||
| Amd Epyc 7532 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7532 | ||
| Amd Epyc 7542 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7542 | ||
| Amd Epyc 7552 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7552 | ||
| Amd Epyc 7642 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7642 | ||
| Amd Epyc 7662 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7662 | ||
| Amd Epyc 7702 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7702 | ||
| Amd Epyc 7742 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7742 | ||
| Amd Epyc 7f32 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7f32 | ||
| Amd Epyc 7f52 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7f52 | ||
| Amd Epyc 7f72 Firmware | <romepi-sp3_1.0.0.d | |
| Amd Epyc 7f72 | ||
| Amd Epyc 7313p Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7313p | ||
| Amd Epyc 7443p Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7443p | ||
| Amd Epyc 7543p Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7543p | ||
| Amd Epyc 7713p Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7713p | ||
| Amd Epyc 7773x Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7773x | ||
| Amd Epyc 7763 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7763 | ||
| Amd Epyc 7713 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7713 | ||
| Amd Epyc 7663 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7663 | ||
| Amd Epyc 7643 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7643 | ||
| Amd Epyc 7573x Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7573x | ||
| Amd Epyc 75f3 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 75f3 | ||
| Amd Epyc 7513 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7513 | ||
| Amd Epyc 7473x Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7473x | ||
| Amd Epyc 7453 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7453 | ||
| Amd Epyc 74f3 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 74f3 | ||
| Amd Epyc 7413 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7413 | ||
| Amd Epyc 73f3 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 73f3 | ||
| Amd Epyc 7373x Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7373x | ||
| Amd Epyc 7343 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 7343 | ||
| Amd Epyc 72f3 Firmware | <milanpi-sp3_1.0.0.7 | |
| Amd Epyc 72f3 | ||
| Amd Ryzen 3 3100 Firmware | <comboam4pi_1.0.0.8 | |
| Amd Ryzen 3 3100 | ||
| Amd Ryzen 3 3100 Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 3 3300 | ||
| Amd Ryzen 3 3300x Firmware | <comboam4pi_1.0.0.8 | |
| Amd Ryzen 3 3300x | ||
| Amd Ryzen 3 3300x Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 9 5950x Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 9 5950x | ||
| Amd Ryzen 7 5800x3d Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 7 5800x3d | ||
| Amd Ryzen 9 5900x Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 9 5900x | ||
| Amd Ryzen 7 5800x Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 7 5800x | ||
| Amd Ryzen 5 5600x Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 5 5600x | ||
| Amd Ryzen 7 5700x Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 7 5700x | ||
| Amd Ryzen 5 5600 Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 5 5600 | ||
| Amd Ryzen 5 5500 Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 5 5500 | ||
| Amd Ryzen 7 5700g Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 7 5700g | ||
| Amd Ryzen 5 5600g Firmware | <comboam4_v2_pi_1.2.0.6c | |
| Amd Ryzen 5 5600g | ||
| Amd Ryzen Threadripper 2990wx Firmware | <summitpi-sp3r2_1.1.0.5 | |
| Amd Ryzen Threadripper 2990wx | ||
| Amd Ryzen Threadripper 2970wx Firmware | <summitpi-sp3r2_1.1.0.5 | |
| Amd Ryzen Threadripper 2970wx | ||
| Amd Ryzen Threadripper 2950x Firmware | <summitpi-sp3r2_1.1.0.5 | |
| Amd Ryzen Threadripper 2950x | ||
| Amd Ryzen Threadripper 2920x Firmware | <summitpi-sp3r2_1.1.0.5 | |
| Amd Ryzen Threadripper 2920x | ||
| Amd Ryzen Threadripper 3990x Firmware | <castlepeakpi-sp3r3_1.0.0.7 | |
| Amd Ryzen Threadripper 3990x | ||
| Amd Ryzen Threadripper 3970x Firmware | <castlepeakpi-sp3r3_1.0.0.7 | |
| Amd Ryzen Threadripper 3970x | ||
| Amd Ryzen Threadripper 3960x Firmware | <castlepeakpi-sp3r3_1.0.0.7 | |
| Amd Ryzen Threadripper 3960x | ||
| Amd Ryzen Threadripper 2990wx Firmware | <castlepeakpi-sp3r3_1.0.0.7 | |
| Amd Ryzen Threadripper 2970wx Firmware | <castlepeakpi-sp3r3_1.0.0.7 | |
| Amd Ryzen Threadripper 2950x Firmware | <castlepeakpi-sp3r3_1.0.0.7 | |
| Amd Ryzen Threadripper 2920x Firmware | <castlepeakpi-sp3r3_1.0.0.7 | |
| Amd Ryzen Threadripper 1950x Firmware | <castlepeakpi-sp3r3_1.0.0.7 | |
| Amd Ryzen Threadripper 1950x | ||
| Amd Ryzen Threadripper 1920x Firmware | <castlepeakpi-sp3r3_1.0.0.7 | |
| Amd Ryzen Threadripper 1920x | ||
| Amd Ryzen Threadripper 1900x Firmware | <castlepeakpi-sp3r3_1.0.0.7 | |
| Amd Ryzen Threadripper 1900x | ||
| Amd Ryzen Threadripper Pro 3945wx Firmware | <chagallwspi-swrx8_1.0.0.2 | |
| Amd Ryzen Threadripper Pro 3945wx | ||
| Amd Ryzen Threadripper Pro 3955wx Firmware | <chagallwspi-swrx8_1.0.0.2 | |
| Amd Ryzen Threadripper Pro 3955wx | ||
| Amd Ryzen Threadripper Pro 3975wx Firmware | <chagallwspi-swrx8_1.0.0.2 | |
| Amd Ryzen Threadripper Pro 3975wx | ||
| Amd Ryzen Threadripper Pro 3995wx Firmware | <chagallwspi-swrx8_1.0.0.2 | |
| Amd Ryzen Threadripper Pro 3995wx | ||
| Amd Ryzen Threadripper Pro 3945wx Firmware | <castlepeakwspi-swrx8_1.0.0.9 | |
| Amd Ryzen Threadripper Pro 3955wx Firmware | <castlepeakwspi-swrx8_1.0.0.9 | |
| Amd Ryzen Threadripper Pro 3975wx Firmware | <castlepeakwspi-swrx8_1.0.0.9 | |
| Amd Ryzen Threadripper Pro 3995wx Firmware | <castlepeakwspi-swrx8_1.0.0.9 | |
| Amd Ryzen Threadripper Pro 5945wx Firmware | <castlepeakwspi-swrx8_1.0.0.9 | |
| Amd Ryzen Threadripper Pro 5945wx | ||
| Amd Ryzen Threadripper Pro 5955wx Firmware | <castlepeakwspi-swrx8_1.0.0.9 | |
| Amd Ryzen Threadripper Pro 5955wx | ||
| Amd Ryzen Threadripper Pro 5965wx Firmware | <castlepeakwspi-swrx8_1.0.0.9 | |
| Amd Ryzen Threadripper Pro 5965wx | ||
| Amd Ryzen Threadripper Pro 5975wx Firmware | <castlepeakwspi-swrx8_1.0.0.9 | |
| Amd Ryzen Threadripper Pro 5975wx | ||
| Amd Ryzen Threadripper Pro 5995wx Firmware | <castlepeakwspi-swrx8_1.0.0.9 | |
| Amd Ryzen Threadripper Pro 5995wx | ||
| Amd Ryzen 3 2200u Firmware | <raven-fp5-am4_1.1.0.e | |
| Amd Ryzen 3 2200u | ||
| Amd Ryzen 3 2300u Firmware | <raven-fp5-am4_1.1.0.e | |
| Amd Ryzen 3 2300u | ||
| Amd Ryzen 5 2500u Firmware | <raven-fp5-am4_1.1.0.e | |
| Amd Ryzen 5 2500u | ||
| Amd Ryzen 5 2600h Firmware | <raven-fp5-am4_1.1.0.e | |
| Amd Ryzen 5 2600h | ||
| Amd Ryzen 7 2700u Firmware | <raven-fp5-am4_1.1.0.e | |
| Amd Ryzen 7 2700u | ||
| Amd Ryzen 7 2800h Firmware | <raven-fp5-am4_1.1.0.e | |
| Amd Ryzen 7 2800h | ||
| Amd Ryzen 3 2200u Firmware | <pinnaclepi-am4_1.0.0.c_\(rv1\) | |
| Amd Ryzen 3 2300u Firmware | <pinnaclepi-am4_1.0.0.c_\(rv1\) | |
| Amd Ryzen 5 2500u Firmware | <pinnaclepi-am4_1.0.0.c_\(rv1\) | |
| Amd Ryzen 5 2600h Firmware | <pinnaclepi-am4_1.0.0.c_\(rv1\) | |
| Amd Ryzen 7 2700u Firmware | <pinnaclepi-am4_1.0.0.c_\(rv1\) | |
| Amd Ryzen 7 2800h Firmware | <comboam4pi_1.0.0.8 | |
| Amd Ryzen 3 2200u Firmware | <comboam4pi_1.0.0.8 | |
| Amd Ryzen 3 2300u Firmware | <comboam4pi_1.0.0.8 | |
| Amd Ryzen 5 2500u Firmware | <comboam4pi_1.0.0.8 | |
| Amd Ryzen 5 2600h Firmware | <comboam4pi_1.0.0.8 | |
| Amd Ryzen 7 2700u Firmware | <comboam4pi_1.0.0.8 | |
| Amd Ryzen 7 2800h Firmware | <comboam4v2_pi_1.2.0.6c | |
| Amd Ryzen 3 2200u Firmware | <comboam4v2_pi_1.2.0.6c | |
| Amd Ryzen 3 2300u Firmware | <comboam4v2_pi_1.2.0.6c | |
| Amd Ryzen 5 2500u Firmware | <comboam4v2_pi_1.2.0.6c | |
| Amd Ryzen 5 2600h Firmware | <comboam4v2_pi_1.2.0.6c | |
| Amd Ryzen 7 2700u Firmware | <comboam4v2_pi_1.2.0.6c | |
| Amd Ryzen 3 2200u Firmware | <picassopi-fp5_1.0.0.d | |
| Amd Ryzen 3 2300u Firmware | <picassopi-fp5_1.0.0.d | |
| Amd Ryzen 5 2500u Firmware | <picassopi-fp5_1.0.0.d | |
| Amd Ryzen 5 2600h Firmware | <picassopi-fp5_1.0.0.d | |
| Amd Ryzen 7 2700u Firmware | <picassopi-fp5_1.0.0.d | |
| Amd Ryzen 7 2800h Firmware | <picassopi-fp5_1.0.0.d | |
| Amd Ryzen 3 3200u Firmware | <comboam4pi_1.0.0.8 | |
| Amd Ryzen 3 3200u | ||
| Amd Ryzen 3 3250u Firmware | <comboam4pi_1.0.0.8 | |
| Amd Ryzen 3 3250u | ||
| Amd Ryzen 3 3200u Firmware | <comboam4v2_pi_1.2.0.6c | |
| Amd Ryzen 3 3250u Firmware | <comboam4v2_pi_1.2.0.6c | |
| Amd Ryzen 3 3200u Firmware | <renoirpi-fp6_1.0.0.7 | |
| Amd Ryzen 3 3250u Firmware | <renoirpi-fp6_1.0.0.7 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-26378?
The severity of CVE-2021-26378 is rated as medium with a CVSS score of 5.5.
What software is affected by CVE-2021-26378?
The System Management Unit (SMU) vulnerability affects various AMD firmware versions including Amd Epyc and Ryzen processors.
How can I mitigate the CVE-2021-26378 vulnerability?
To mitigate CVE-2021-26378, AMD recommends applying the provided firmware updates for the affected products.
Where can I find more information about CVE-2021-26378?
You can find more information about CVE-2021-26378 on the official AMD product security bulletin page.
- agent/type
- agent/references
- agent/last-modified-date
- agent/first-publish-date
- collector/nvd-index
- agent/software-canonical-lookup-request
- agent/severity
- agent/author
- agent/weakness
- agent/softwarecombine
- agent/tags
- agent/description
- agent/event
- collector/mitre-cve
- source/MITRE
- vendor/amd
- canonical/amd epyc 7232p firmware
- canonical/amd epyc 7232p
- canonical/amd epyc 7302p firmware
- canonical/amd epyc 7302p
- canonical/amd epyc 7402p firmware
- canonical/amd epyc 7402p
- canonical/amd epyc 7502p firmware
- canonical/amd epyc 7502p
- canonical/amd epyc 7702p firmware
- canonical/amd epyc 7702p
- canonical/amd epyc 7252 firmware
- canonical/amd epyc 7252
- canonical/amd epyc 7262 firmware
- canonical/amd epyc 7262
- canonical/amd epyc 7272 firmware
- canonical/amd epyc 7272
- canonical/amd epyc 7282 firmware
- canonical/amd epyc 7282
- canonical/amd epyc 7302 firmware
- canonical/amd epyc 7302
- canonical/amd epyc 7352 firmware
- canonical/amd epyc 7352
- canonical/amd epyc 7402 firmware
- canonical/amd epyc 7402
- canonical/amd epyc 7452 firmware
- canonical/amd epyc 7452
- canonical/amd epyc 7502 firmware
- canonical/amd epyc 7502
- canonical/amd epyc 7532 firmware
- canonical/amd epyc 7532
- canonical/amd epyc 7542 firmware
- canonical/amd epyc 7542
- canonical/amd epyc 7552 firmware
- canonical/amd epyc 7552
- canonical/amd epyc 7642 firmware
- canonical/amd epyc 7642
- canonical/amd epyc 7662 firmware
- canonical/amd epyc 7662
- canonical/amd epyc 7702 firmware
- canonical/amd epyc 7702
- canonical/amd epyc 7742 firmware
- canonical/amd epyc 7742
- canonical/amd epyc 7f32 firmware
- canonical/amd epyc 7f32
- canonical/amd epyc 7f52 firmware
- canonical/amd epyc 7f52
- canonical/amd epyc 7f72 firmware
- canonical/amd epyc 7f72
- canonical/amd epyc 7313p firmware
- canonical/amd epyc 7313p
- canonical/amd epyc 7443p firmware
- canonical/amd epyc 7443p
- canonical/amd epyc 7543p firmware
- canonical/amd epyc 7543p
- canonical/amd epyc 7713p firmware
- canonical/amd epyc 7713p
- canonical/amd epyc 7773x firmware
- canonical/amd epyc 7773x
- canonical/amd epyc 7763 firmware
- canonical/amd epyc 7763
- canonical/amd epyc 7713 firmware
- canonical/amd epyc 7713
- canonical/amd epyc 7663 firmware
- canonical/amd epyc 7663
- canonical/amd epyc 7643 firmware
- canonical/amd epyc 7643
- canonical/amd epyc 7573x firmware
- canonical/amd epyc 7573x
- canonical/amd epyc 75f3 firmware
- canonical/amd epyc 75f3
- canonical/amd epyc 7513 firmware
- canonical/amd epyc 7513
- canonical/amd epyc 7473x firmware
- canonical/amd epyc 7473x
- canonical/amd epyc 7453 firmware
- canonical/amd epyc 7453
- canonical/amd epyc 74f3 firmware
- canonical/amd epyc 74f3
- canonical/amd epyc 7413 firmware
- canonical/amd epyc 7413
- canonical/amd epyc 73f3 firmware
- canonical/amd epyc 73f3
- canonical/amd epyc 7373x firmware
- canonical/amd epyc 7373x
- canonical/amd epyc 7343 firmware
- canonical/amd epyc 7343
- canonical/amd epyc 72f3 firmware
- canonical/amd epyc 72f3
- canonical/amd ryzen 3 3100 firmware
- canonical/amd ryzen 3 3100
- canonical/amd ryzen 3 3300
- canonical/amd ryzen 3 3300x firmware
- canonical/amd ryzen 3 3300x
- canonical/amd ryzen 9 5950x firmware
- canonical/amd ryzen 9 5950x
- canonical/amd ryzen 7 5800x3d firmware
- canonical/amd ryzen 7 5800x3d
- canonical/amd ryzen 9 5900x firmware
- canonical/amd ryzen 9 5900x
- canonical/amd ryzen 7 5800x firmware
- canonical/amd ryzen 7 5800x
- canonical/amd ryzen 5 5600x firmware
- canonical/amd ryzen 5 5600x
- canonical/amd ryzen 7 5700x firmware
- canonical/amd ryzen 7 5700x
- canonical/amd ryzen 5 5600 firmware
- canonical/amd ryzen 5 5600
- canonical/amd ryzen 5 5500 firmware
- canonical/amd ryzen 5 5500
- canonical/amd ryzen 7 5700g firmware
- canonical/amd ryzen 7 5700g
- canonical/amd ryzen 5 5600g firmware
- canonical/amd ryzen 5 5600g
- canonical/amd ryzen threadripper 2990wx firmware
- canonical/amd ryzen threadripper 2990wx
- canonical/amd ryzen threadripper 2970wx firmware
- canonical/amd ryzen threadripper 2970wx
- canonical/amd ryzen threadripper 2950x firmware
- canonical/amd ryzen threadripper 2950x
- canonical/amd ryzen threadripper 2920x firmware
- canonical/amd ryzen threadripper 2920x
- canonical/amd ryzen threadripper 3990x firmware
- canonical/amd ryzen threadripper 3990x
- canonical/amd ryzen threadripper 3970x firmware
- canonical/amd ryzen threadripper 3970x
- canonical/amd ryzen threadripper 3960x firmware
- canonical/amd ryzen threadripper 3960x
- canonical/amd ryzen threadripper 1950x firmware
- canonical/amd ryzen threadripper 1950x
- canonical/amd ryzen threadripper 1920x firmware
- canonical/amd ryzen threadripper 1920x
- canonical/amd ryzen threadripper 1900x firmware
- canonical/amd ryzen threadripper 1900x
- canonical/amd ryzen threadripper pro 3945wx firmware
- canonical/amd ryzen threadripper pro 3945wx
- canonical/amd ryzen threadripper pro 3955wx firmware
- canonical/amd ryzen threadripper pro 3955wx
- canonical/amd ryzen threadripper pro 3975wx firmware
- canonical/amd ryzen threadripper pro 3975wx
- canonical/amd ryzen threadripper pro 3995wx firmware
- canonical/amd ryzen threadripper pro 3995wx
- canonical/amd ryzen threadripper pro 5945wx firmware
- canonical/amd ryzen threadripper pro 5945wx
- canonical/amd ryzen threadripper pro 5955wx firmware
- canonical/amd ryzen threadripper pro 5955wx
- canonical/amd ryzen threadripper pro 5965wx firmware
- canonical/amd ryzen threadripper pro 5965wx
- canonical/amd ryzen threadripper pro 5975wx firmware
- canonical/amd ryzen threadripper pro 5975wx
- canonical/amd ryzen threadripper pro 5995wx firmware
- canonical/amd ryzen threadripper pro 5995wx
- canonical/amd ryzen 3 2200u firmware
- canonical/amd ryzen 3 2200u
- canonical/amd ryzen 3 2300u firmware
- canonical/amd ryzen 3 2300u
- canonical/amd ryzen 5 2500u firmware
- canonical/amd ryzen 5 2500u
- canonical/amd ryzen 5 2600h firmware
- canonical/amd ryzen 5 2600h
- canonical/amd ryzen 7 2700u firmware
- canonical/amd ryzen 7 2700u
- canonical/amd ryzen 7 2800h firmware
- canonical/amd ryzen 7 2800h
- canonical/amd ryzen 3 3200u firmware
- canonical/amd ryzen 3 3200u
- canonical/amd ryzen 3 3250u firmware
- canonical/amd ryzen 3 3250u