CVE catalog
CVE-2023-28746
Intel Microcode vulnerabilities
- Severity
- Medium · CVSS 6.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.55% · Oct 25, 2026
Information exposure through microarchitectural state after transient execution from some register files for some Intel(R) Atom(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | xen | sid | 4.20.4+39-gf1e1321c87-1 | fixed |
| Debian | xen | forky | 4.20.4+39-gf1e1321c87-1 | fixed |
| Debian | xen | trixie | 4.20.3+127-gc42374a105-0+deb13u1 | fixed |
| Debian | xen | trixie-security | 4.20.4+39-gf1e1321c87-0+deb13u1 | fixed |
| Debian | xen | bookworm | 4.17.5+72-g01140da4e8-1 | fixed |
| Debian | xen | bookworm-security | 4.17.7-0+deb12u1 | fixed |
| Debian | linux | sid | 7.2.12-1 | fixed |
| Debian | linux | forky | 7.2.12-1 | fixed |
| Debian | linux | trixie | 6.12.107-1 | fixed |
| Debian | linux | trixie-security | 6.12.113-1 | fixed |
| Debian | linux | bookworm | 6.1.176-1 | fixed |
| Debian | linux | bookworm-security | 6.1.190-1 | fixed |
| Debian | intel-microcode | sid | 3.20260227.1 | fixed |
| Debian | intel-microcode | forky | 3.20260227.1 | fixed |
| Debian | intel-microcode | trixie | 3.20251111.1~deb13u1 | fixed |
| Debian | intel-microcode | trixie-security | 3.20250812.1~deb13u1 | fixed |
| Debian | intel-microcode | bookworm | 3.20251111.1~deb12u1 | fixed |
| Debian | intel-microcode | bookworm-security | 3.20250812.1~deb12u1 | fixed |
| Ubuntu | intel-microcode | noble | 3.20240312.1~deb12u1 | fixed |
| Ubuntu | intel-microcode | noble | 3.20240514.0ubuntu0.24.04.1 | fixed |
| Alpine | intel-ucode | 3.17 | 20240813-r0 | fixed |
| Alpine | intel-ucode | 3.18 | 20240813-r0 | fixed |
| Alpine | intel-ucode | 3.19 | 20240312-r0 | fixed |
| Alpine | intel-ucode | 3.20 | 20240312-r0 | fixed |
| Alpine | intel-ucode | 3.21 | 20240312-r0 | fixed |
| Alpine | intel-ucode | 3.22 | 20240312-r0 | fixed |
| Alpine | intel-ucode | 3.23 | 20240312-r0 | fixed |
| Alpine | intel-ucode | 3.24 | 20240312-r0 | fixed |
| Alpine | xen | 3.16 | 4.16.5-r7 | fixed |
| Alpine | xen | 3.17 | 4.16.5-r7 | fixed |
| Alpine | xen | 3.18 | 4.17.3-r1 | fixed |
| Alpine | xen | 3.19 | 4.18.0-r4 | fixed |
| Alpine | xen | 3.20 | 4.18.0-r5 | fixed |
| Alpine | xen | 3.21 | 4.18.0-r5 | fixed |
| Alpine | xen | 3.22 | 4.18.0-r5 | fixed |
| Alpine | xen | 3.23 | 4.18.0-r5 | fixed |
| Alpine | xen | 3.24 | 4.18.0-r5 | fixed |
| Suse | xen | linux enterprise micro 5.3 | 4.16.5_14-150400.4.52.1 | fixed |
| Suse | xen | linux enterprise micro 5.4 | 4.16.5_14-150400.4.52.1 | fixed |
| Opensuse | xen | leap micro 5.3 | 4.16.5_14-150400.4.52.1 | fixed |
| Opensuse | xen | leap micro 5.4 | 4.16.5_14-150400.4.52.1 | fixed |
| Opensuse | xen | tumbleweed | 4.18.1_02-1.1 | fixed |
| Ubuntu | intel-microcode | pro | 3.20170707.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20171117.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20180108.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20180108.1+really20171117.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20180312.0~ubuntu18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20180425.1~ubuntu0.18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20180425.1~ubuntu0.18.04.2 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20180807a.0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20190514.0ubuntu0.18.04.2 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20190514.0ubuntu0.18.04.3 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20190618.0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20191112-0ubuntu0.18.04.2 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20191115.1ubuntu0.18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20191115.1ubuntu0.18.04.2 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20200609.0ubuntu0.18.04.0 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20200609.0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20201110.0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20201110.0ubuntu0.18.04.2 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20210216.0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20210608.0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20220510.0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20220809.0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20230214.0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20230808.0ubuntu0.18.04.1+esm1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20231114.0ubuntu0.18.04.1+esm1 | vulnerable |
| Ubuntu | intel-microcode | pro | 3.20240514.0ubuntu0.18.04.1+esm1 | fixed |
| Ubuntu | intel-microcode | 20.04 | 3.20190918.1ubuntu1 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20191115.1ubuntu1 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20191115.1ubuntu2 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20191115.1ubuntu3 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20200609.0ubuntu0.20.04.0 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20200609.0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20200609.0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20201110.0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20201110.0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20210216.0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20210608.0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20220510.0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20220809.0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20230214.0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20230808.0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20231114.0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | intel-microcode | 20.04 | 3.20240514.0ubuntu0.20.04.1 | fixed |
| Ubuntu | intel-microcode | 22.04 | 3.20210608.2ubuntu1 | vulnerable |
| Ubuntu | intel-microcode | 22.04 | 3.20220510.0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | intel-microcode | 22.04 | 3.20220809.0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | intel-microcode | 22.04 | 3.20230214.0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | intel-microcode | 22.04 | 3.20230808.0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | intel-microcode | 22.04 | 3.20231114.0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | intel-microcode | 22.04 | 3.20240514.0ubuntu0.22.04.1 | fixed |
| Opensuse | kernel-source-longterm | tumbleweed | 6.12.11-1.1 | fixed |
| Suse | xen | linux enterprise micro 5.5 | 4.17.3_08-150500.3.27.1 | fixed |
| Suse | xen | linux enterprise module for basesystem 15 sp5 | 4.17.3_08-150500.3.27.1 | fixed |
| Suse | xen | linux enterprise module for server applications 15 sp5 | 4.17.3_08-150500.3.27.1 | fixed |
| Opensuse | xen | leap 15.5 | 4.17.3_08-150500.3.27.1 | fixed |
| Opensuse | kernel-source | tumbleweed | 6.8.1-1.1 | fixed |
| Suse | xen | linux enterprise high performance computing 15 sp2-ltss | 4.13.5_12-150200.3.93.1 | fixed |
| Suse | xen | linux enterprise server 15 sp2-ltss | 4.13.5_12-150200.3.93.1 | fixed |
| Suse | xen | linux enterprise server for sap applications 15 sp2 | 4.13.5_12-150200.3.93.1 | fixed |
| Suse | xen | linux enterprise micro 5.1 | 4.14.6_12-150300.3.69.1 | fixed |
| Suse | xen | linux enterprise micro 5.2 | 4.14.6_12-150300.3.69.1 | fixed |
| Suse | xen | linux enterprise software development kit 12 sp5 | 4.12.4_46-3.106.1 | fixed |
| Suse | xen | linux enterprise server 12 sp5 | 4.12.4_46-3.106.1 | fixed |
| Suse | xen | linux enterprise server for sap applications 12 sp5 | 4.12.4_46-3.106.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | xen | source | sid | 4.19.1-1 | not yet assigned | Not reported | Not reported |
| Debian | xen | source | forky | 4.19.1-1 | not yet assigned | Not reported | Not reported |
| Debian | xen | source | trixie | 4.19.1-1 | not yet assigned | Not reported | Not reported |
| Debian | xen | source | bookworm | 4.17.5+23-ga4e5191dc0-1 | not yet assigned | Not reported | Not reported |
| Debian | linux | source | sid | 6.7.9-2 | not yet assigned | Not reported | Not reported |
| Debian | linux | source | forky | 6.7.9-2 | not yet assigned | Not reported | Not reported |
| Debian | linux | source | trixie | 6.7.9-2 | not yet assigned | Not reported | Not reported |
| Debian | linux | source | bookworm | 6.1.82-1 | not yet assigned | Not reported | Not reported |
| Debian | intel-microcode | source | sid | 3.20240312.1 | not yet assigned | Not reported | [1066108] |
| Debian | intel-microcode | source | forky | 3.20240312.1 | not yet assigned | Not reported | [1066108] |
| Debian | intel-microcode | source | trixie | 3.20240312.1 | not yet assigned | Not reported | [1066108] |
| Debian | intel-microcode | source | bookworm | 3.20240312.1~deb12u1 | not yet assigned | Not reported | [1066108] |
| Ubuntu | intel-microcode | deb | noble | 3.20240312.1~deb12u1 | Not reported | Not reported | Not reported |
| Ubuntu | intel-microcode | deb | noble | 3.20240514.0ubuntu0.24.04.1 | Not reported | Not reported | Not reported |
| Alpine | intel-ucode | apk | 3.17 | 20240813-r0 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | intel-ucode | apk | 3.18 | 20240813-r0 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | intel-ucode | apk | 3.19 | 20240312-r0 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | intel-ucode | apk | 3.20 | 20240312-r0 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | intel-ucode | apk | 3.21 | 20240312-r0 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | intel-ucode | apk | 3.22 | 20240312-r0 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | intel-ucode | apk | 3.23 | 20240312-r0 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | intel-ucode | apk | 3.24 | 20240312-r0 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | xen | apk | 3.16 | 4.16.5-r7 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | xen | apk | 3.17 | 4.16.5-r7 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | xen | apk | 3.18 | 4.17.3-r1 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | xen | apk | 3.19 | 4.18.0-r4 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | xen | apk | 3.20 | 4.18.0-r5 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | xen | apk | 3.21 | 4.18.0-r5 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | xen | apk | 3.22 | 4.18.0-r5 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | xen | apk | 3.23 | 4.18.0-r5 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Alpine | xen | apk | 3.24 | 4.18.0-r5 | Not reported | ALPINE-CVE-2023-28746 | Not reported |
| Suse | xen | rpm | linux enterprise micro 5.3 | 4.16.5_14-150400.4.52.1 | Not reported | SUSE-SU-2024:1101-1 | Not reported |
| Suse | xen | rpm | linux enterprise micro 5.4 | 4.16.5_14-150400.4.52.1 | Not reported | SUSE-SU-2024:1101-1 | Not reported |
| Opensuse | xen | rpm | leap micro 5.3 | 4.16.5_14-150400.4.52.1 | Not reported | SUSE-SU-2024:1101-1 | Not reported |
| Opensuse | xen | rpm | leap micro 5.4 | 4.16.5_14-150400.4.52.1 | Not reported | SUSE-SU-2024:1101-1 | Not reported |
| Opensuse | xen | rpm | tumbleweed | 4.18.1_02-1.1 | Not reported | OPENSUSE-SU-2024:13801-1 | Not reported |
| Ubuntu | intel-microcode | deb | pro | 3.20240514.0ubuntu0.18.04.1+esm1 | Not reported | UBUNTU-CVE-2023-28746 | Not reported |
| Ubuntu | intel-microcode | deb | 20.04 | 3.20240514.0ubuntu0.20.04.1 | Not reported | UBUNTU-CVE-2023-28746 | Not reported |
| Ubuntu | intel-microcode | deb | 22.04 | 3.20240514.0ubuntu0.22.04.1 | Not reported | UBUNTU-CVE-2023-28746 | Not reported |
| Opensuse | kernel-source-longterm | rpm | tumbleweed | 6.12.11-1.1 | Not reported | OPENSUSE-SU-2025:14705-1 | Not reported |
| Suse | xen | rpm | linux enterprise micro 5.5 | 4.17.3_08-150500.3.27.1 | Not reported | SUSE-SU-2024:1102-1 | Not reported |
| Suse | xen | rpm | linux enterprise module for basesystem 15 sp5 | 4.17.3_08-150500.3.27.1 | Not reported | SUSE-SU-2024:1102-1 | Not reported |
| Suse | xen | rpm | linux enterprise module for server applications 15 sp5 | 4.17.3_08-150500.3.27.1 | Not reported | SUSE-SU-2024:1102-1 | Not reported |
| Opensuse | xen | rpm | leap 15.5 | 4.17.3_08-150500.3.27.1 | Not reported | SUSE-SU-2024:1102-1 | Not reported |
| Opensuse | kernel-source | rpm | tumbleweed | 6.8.1-1.1 | Not reported | OPENSUSE-SU-2024:13785-1 | Not reported |
| Suse | xen | rpm | linux enterprise high performance computing 15 sp2-ltss | 4.13.5_12-150200.3.93.1 | Not reported | SUSE-SU-2024:2535-1 | Not reported |
| Suse | xen | rpm | linux enterprise server 15 sp2-ltss | 4.13.5_12-150200.3.93.1 | Not reported | SUSE-SU-2024:2535-1 | Not reported |
| Suse | xen | rpm | linux enterprise server for sap applications 15 sp2 | 4.13.5_12-150200.3.93.1 | Not reported | SUSE-SU-2024:2535-1 | Not reported |
| Suse | xen | rpm | linux enterprise micro 5.1 | 4.14.6_12-150300.3.69.1 | Not reported | SUSE-SU-2024:1152-1 | Not reported |
| Suse | xen | rpm | linux enterprise micro 5.2 | 4.14.6_12-150300.3.69.1 | Not reported | SUSE-SU-2024:1152-1 | Not reported |
| Suse | xen | rpm | linux enterprise software development kit 12 sp5 | 4.12.4_46-3.106.1 | Not reported | SUSE-SU-2024:1105-1 | Not reported |
| Suse | xen | rpm | linux enterprise server 12 sp5 | 4.12.4_46-3.106.1 | Not reported | SUSE-SU-2024:1105-1 | Not reported |
| Suse | xen | rpm | linux enterprise server for sap applications 12 sp5 | 4.12.4_46-3.106.1 | Not reported | SUSE-SU-2024:1105-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://cert-portal.siemens.com/productcert/csaf/ssa-265688.json]
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2024_5101.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2023-28746]
- [https://osv.dev/vulnerability/ALPINE-CVE-2023-28746]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-28746]
- [https://osv.dev/vulnerability/DSA-5681-1]
- [https://osv.dev/vulnerability/DSA-5836-1]
- [https://osv.dev/vulnerability/SUSE-SU-2024:1101-1]
- [https://osv.dev/vulnerability/SUSE-SU-2024:1102-1]
- [https://osv.dev/vulnerability/SUSE-SU-2024:1105-1]
- [https://osv.dev/vulnerability/SUSE-SU-2024:1152-1]
- [https://osv.dev/vulnerability/SUSE-SU-2024:2535-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2023-28746]
- [https://osv.dev/vulnerability/openSUSE-SU-2024:13785-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2024:13801-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2025:14705-1]
- [https://security-tracker.debian.org/tracker/CVE-2023-28746]
- [https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-28746.json]
- [https://ubuntu.com/security/notices/USN-6797-1]
- [https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-1913.json]
[CERT-Bund public advisories] · [CISA cybersecurity advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX] · [Ubuntu Security Notices (USN)]