CVE-2018-12126
MEDIUM5.6EPSS 0.52%intel-microcode - security update
Published: 5/30/2019Modified: 4/28/2026
Description
Microarchitectural Store Buffer Data Sampling (MSBDS): Store buffers on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf
Affected packages (11)
- Alpine/intel-ucodefrom 0, < 20190514a-r0
- Alpine/xenfrom 0, < 4.12.0-r2
- Debian/intel-microcodefrom 0, < 3.20190514.1~deb8u1
- Debian/intel-microcodefrom 0, < 3.20190514.1
- Debian/intel-microcodefrom 0, < 3.20190618.1~deb8u1
- Debian/intel-microcodefrom 0, < 3.20190514.1~deb9u1
- Debian/linuxfrom 0, < 4.9.168-1+deb9u2
- Debian/linuxfrom 0, < 3.16.68-1
- Debian/linuxfrom 0, < 4.19.37-2
- Debian/linux-4.9from 0, < 4.9.168-1+deb9u2~deb8u1
- Debian/xenfrom 0, < 4.11.1+92-g6c33308a8d-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.6 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N |