What’s Vulnerable › Vulnerabilities
CVE-2022-2873
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2022-08-22 · updated 2026-06-17
- Weakness: CWE-131
Description
An out-of-bounds memory access flaw was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way a user triggers the I2C_SMBUS_BLOCK_DATA (with the ioctl I2C_SMBUS) with malicious input data. This flaw allows a local user to crash the system.
Affected products
- Debian Linux: 11.0
- Fedoraproject Fedora: 36
- Linux kernel: before 5.19; 5.19-rc1, 5.19-rc2, 5.19-rc3, 5.19-rc4, 5.19-rc5, 5.19-rc6 (+1) — fixed in 5.19
- NetApp H300S Firmware: all versions
- NetApp H410C Firmware: all versions
- NetApp H410S Firmware: all versions
- NetApp H500S Firmware: all versions
- NetApp H700S Firmware: all versions
- Red Hat Enterprise Linux: 6.0, 7.0, 8.0, 9.0
How to fix
Upgrade to a fixed version: Linux kernel 5.19. Check the vendor advisory for mitigations.
References
- https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
- https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
- https://lore.kernel.org/lkml/20220729093451.551672-1-zheyuma97%40gmail.com/T/
- https://security.netapp.com/advisory/ntap-20230120-0001/
- https://www.debian.org/security/2023/dsa-5324
- https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
- https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
- https://lore.kernel.org/lkml/20220729093451.551672-1-zheyuma97%40gmail.com/T/
- https://security.netapp.com/advisory/ntap-20230120-0001/
- https://www.debian.org/security/2023/dsa-5324
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