Vulnerability · Published Aug 13, 2024 · Assigned by AMD
CVE-2023-31356
Medium 4.4
In plain English
A medium-severity security flaw in AMD EPYC™ 7003 Processors from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.4Medium
Exploit odds (30 days)0.2%top 88.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | iwl100-firmware | 39.31.5.1-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl100-firmware | 39.31.5.1-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl1000-firmware | 1:39.31.5.1-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl1000-firmware | 1:39.31.5.1-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl105-firmware | 18.168.6.1-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl105-firmware | 18.168.6.1-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl135-firmware | 18.168.6.1-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl135-firmware | 18.168.6.1-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl2000-firmware | 18.168.6.1-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl2000-firmware | 18.168.6.1-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl2030-firmware | 18.168.6.1-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl2030-firmware | 18.168.6.1-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl3160-firmware | 1:25.30.13.0-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl3160-firmware | 1:25.30.13.0-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl3945-firmware | 15.32.2.9-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:8 | iwl4965-firmware | 228.61.2.24-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:8 | iwl5000-firmware | 8.83.5.1_1-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl5000-firmware | 8.83.5.1_1-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl5150-firmware | 8.24.2.2-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl5150-firmware | 8.24.2.2-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl6000-firmware | 9.221.4.1-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:8 | iwl6000g2a-firmware | 18.168.6.1-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl6000g2a-firmware | 18.168.6.1-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl6000g2b-firmware | 18.168.6.1-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl6000g2b-firmware | 18.168.6.1-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl6050-firmware | 41.28.5.1-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl6050-firmware | 41.28.5.1-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | iwl7260-firmware | 1:25.30.13.0-124.el8_10.1 | ALSA-2024:7481 |
| AlmaLinux:9 | iwl7260-firmware | 1:25.30.13.0-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | libertas-sd8686-firmware | 20240827-124.git3cff7109.el8_10 | ALSA-2024:7481 |
| AlmaLinux:8 | libertas-sd8787-firmware | 20240827-124.git3cff7109.el8_10 | ALSA-2024:7481 |
| AlmaLinux:9 | libertas-sd8787-firmware | 20240905-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:8 | libertas-usb8388-firmware | 2:20240827-124.git3cff7109.el8_10 | ALSA-2024:7481 |
| AlmaLinux:8 | libertas-usb8388-olpc-firmware | 20240827-124.git3cff7109.el8_10 | ALSA-2024:7481 |
| AlmaLinux:8 | linux-firmware | 20240827-124.git3cff7109.el8_10 | ALSA-2024:7481 |
| AlmaLinux:9 | linux-firmware | 20240905-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:9 | linux-firmware-whence | 20240905-143.3.el9_4 | ALSA-2024:7484 |
| AlmaLinux:9 | netronome-firmware | 20240905-143.3.el9_4 | ALSA-2024:7484 |
| Debian:12 | amd64-microcode | 3.20240820.1~deb12u1 | DEBIAN-CVE-2023-31356 |
| Debian:13 | amd64-microcode | 3.20240820.1 | DEBIAN-CVE-2023-31356 |
| Debian:14 | amd64-microcode | 3.20240820.1 | DEBIAN-CVE-2023-31356 |
| Rocky Linux:8 | linux-firmware | 0:20240827-124.git3cff7109.el8_10 | RLSA-2024:7481 |
| Ubuntu:24.04:LTS | amd64-microcode | 3.20250311.1ubuntu0.24.04.1 | USN-7561-1 |
| Ubuntu:24.04:LTS | amd64-microcode | 3.20250311.1ubuntu0.24.04.1 | UBUNTU-CVE-2023-31356 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| AMD | AMD EPYC™ 7003 Processors | see references |
| AMD | AMD EPYC™ 9004 Processors | see references |
| AMD | AMD EPYC™ Embedded 7003 | see references |
| AMD | AMD EPYC™ Embedded 9004 | see references |
Weakness: CWE-459 · Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N