CVE-2021-26388: Medium severity AMD Epyc 7232p Firmware vulnerability
Published May 11, 2022
·Updated
Improper validation of the BIOS directory may allow for searches to read beyond the directory table copy in RAM, exposing out of bounds memory contents, resulting in a potential denial of service.
Affected Software
261 affected components
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 7 2700x Firmware<comboam4_v2_pi_1.2.0.6c
AMD Ryzen 7 2700x
AMD Ryzen 7 2700x Firmware<comboam4pi_1.0.0.8
AMD Ryzen 7 2700 Firmware<comboam4pi_1.0.0.8
AMD Ryzen 7 2700
AMD Ryzen 7 2700 Firmware<comboam4_v2_pi_1.2.0.6c
AMD Ryzen 5 2600x Firmware<comboam4_v2_pi_1.2.0.6c
AMD Ryzen 5 2600x
AMD Ryzen 5 2600x Firmware<comboam4pi_1.0.0.8
AMD Ryzen 5 2700 Firmware<comboam4pi_1.0.0.8
AMD Ryzen 5 2700
AMD Ryzen 5 2700 Firmware<comboam4_v2_pi_1.2.0.6c
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 5945wx Firmware<chagallwspi-swrx8_1.0.0.2
AMD Ryzen Threadripper Pro 5945wx
AMD Ryzen Threadripper Pro 5955wx Firmware<chagallwspi-swrx8_1.0.0.2
AMD Ryzen Threadripper Pro 5955wx
AMD Ryzen Threadripper Pro 5965wx Firmware<chagallwspi-swrx8_1.0.0.2
AMD Ryzen Threadripper Pro 5965wx
AMD Ryzen Threadripper Pro 5975wx Firmware<chagallwspi-swrx8_1.0.0.2
AMD Ryzen Threadripper Pro 5975wx
AMD Ryzen Threadripper Pro 5995wx Firmware<chagallwspi-swrx8_1.0.0.2
AMD Ryzen Threadripper Pro 5995wx
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 5955wx Firmware<castlepeakwspi-swrx8_1.0.0.9
AMD Ryzen Threadripper Pro 5965wx Firmware<castlepeakwspi-swrx8_1.0.0.9
AMD Ryzen Threadripper Pro 5975wx Firmware<castlepeakwspi-swrx8_1.0.0.9
AMD Ryzen Threadripper Pro 5995wx Firmware<castlepeakwspi-swrx8_1.0.0.9
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
AMD Ryzen 7 2700x Firmware<raven-fp5-am4_1.1.0.e
AMD Ryzen 7 2700 Firmware<raven-fp5-am4_1.1.0.e
AMD Ryzen 3 5300u Firmware<cezannepi-fp6_1.0.0._9a
AMD Ryzen 3 5300u
AMD Ryzen 5 5500u Firmware<cezannepi-fp6_1.0.0._9a
AMD Ryzen 5 5500u
AMD Ryzen 7 5700u Firmware<cezannepi-fp6_1.0.0._9a
AMD Ryzen 7 5700u
AMD Ryzen 3 5125c Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 3 5125c
AMD Ryzen 3 5400u Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 3 5400u
AMD Ryzen 3 5425u Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 3 5425u
AMD Ryzen 5 5560u Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 5 5560u
AMD Ryzen 5 5600u Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 5 5600u
AMD Ryzen 5 5625u Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 5 5625u
AMD Ryzen 5 5600h Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 5 5600h
AMD Ryzen 5 5600hs Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 5 5600hs
AMD Ryzen 7 5800u Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 7 5800u
AMD Ryzen 7 5825u Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 7 5825u
AMD Ryzen 7 5800h Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 7 5800h
AMD Ryzen 7 5800hs Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 7 5800hs
AMD Ryzen 9 5900hs Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 9 5900hs
AMD Ryzen 9 5900hx Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 9 5900hx
AMD Ryzen 9 5980hs Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 9 5980hs
AMD Ryzen 9 5980hx Firmware<cezannepi-fp6_1.0.0.9
AMD Ryzen 9 5980hx
Event History
May 11, 2022
CVE Published
via MITRE·04:29 PM
Data Sourced
via MITRE·04:29 PM
DescriptionWeakness
Frequently Asked Questions
1
What is the severity of CVE-2021-26388?
CVE-2021-26388 has a severity rating of medium, indicating that it may result in a denial of service due to improper validation of the BIOS directory.
2
How do I fix CVE-2021-26388?
To remediate CVE-2021-26388, update the affected AMD EPYC 7232p, 7302p, 7402p, 7502p, 7702p, and other related firmware to a version higher than romepi-sp3_1.0.0.d.
3
What products are impacted by CVE-2021-26388?
CVE-2021-26388 affects various AMD EPYC firmware products, specifically those versions below romepi-sp3_1.0.0.d.
4
What type of vulnerability is CVE-2021-26388?
CVE-2021-26388 represents an improper validation vulnerability, potentially exposing out of bounds memory contents.
5
Can CVE-2021-26388 lead to data breaches?
While CVE-2021-26388 primarily results in a denial of service, exposing out of bounds memory could theoretically lead to sensitive data exposure.