Description
Insufficient resource pool in the core management mechanism for some Intel(R) Processors may allow an authenticated user to potentially enable denial of service via local access.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Intel(R) Processors | See references | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | intel-microcode | 3.20250512.1 | — |
| Debian 13 | intel-microcode | 3.20250512.1 | — |
| Debian 12 | intel-microcode | 3.20250512.1~deb12u1 | DSA-5924-1 |
| Debian 11 | intel-microcode | 3.20250512.1~deb11u1 | DLA-4170-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | intel-microcode | 3.20250512.0ubuntu0.24.04.1 | USN-7535-1 |
| Ubuntu 22.04 LTS | intel-microcode | 3.20250512.0ubuntu0.22.04.1 | USN-7535-1 |
| Ubuntu 20.04 LTS | intel-microcode | 3.20250512.0ubuntu0.20.04.1 | USN-7535-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | intel-microcode | 3.20250512.0ubuntu0.18.04.1+esm1 | USN-7535-1 |
| Ubuntu Pro 16.04 LTS | intel-microcode | 3.20250512.0ubuntu0.16.04.1+esm1 | USN-7535-1 |
| Ubuntu Pro 14.04 LTS | intel-microcode | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP7 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-2 |
| SLES 15 SP6 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLES 15 SP5 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLES 15 SP4 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLES 15 SP3 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
Show 18 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP5 | ucode-intel | 20250512-152.1 | SUSE-SU-2025:01650-1 |
| SLES 11 SP4 | microcode_ctl | 1.17-102.83.84.1 | SUSE-SU-2025:1567-1 |
| SLES for SAP 15 SP5 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLES for SAP 15 SP4 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLES for SAP 15 SP3 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLE Micro 6.1 | ucode-intel | 20250512-slfo.1.1_1.1 | SUSE-SU-2025:20424-1 |
| SLE Micro 6.0 | ucode-intel | 20250512-1.1 | SUSE-SU-2025:20410-1 |
| SLE Micro 5.5 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLE Micro 5.4 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLE Micro 5.3 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLE Micro 5.2 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLE Micro 5.1 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLE HPC 15 SP5 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLE HPC 15 SP4 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SLE HPC 15 SP3 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SUSE Manager Server 4.3 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SUSE Manager Proxy 4.3 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
| SUSE Enterprise Storage 7.1 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | ucode-intel | 20250512-1.1 | openSUSE-SU-2025:15093-1 |
| openSUSE Leap 15.6 | ucode-intel | 20250512-150200.56.1 | SUSE-SU-2025:01651-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | intel-ucode | 20250512-r0 | — |
| Alpine v3.23 | intel-ucode | 20250512-r0 | — |
| Alpine v3.22 | intel-ucode | 20250512-r0 | — |
| Alpine v3.21 | intel-ucode | 20250512-r0 | — |
| Alpine v3.20 | intel-ucode | 20250512-r0 | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | intel-ucode | 20250512-r0 | — |
| Alpine v3.18 | intel-ucode | 20250512-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | microcode_ctl | 2:2.1-53.amzn2023.0.12 | ALAS2023-2025-1189, ALAS2023-2025-991 |
| Amazon Linux 2 | microcode_ctl | 2:2.1-47.amzn2.4.24 | ALAS2-2025-2994, ALAS2-2025-2872 |
Advisories 15
- USN-7535-1 intel-microcode vulnerabilities Ubuntu Security Notices (USN) · Nov 3, 2026
- WID-SEC-2025-1030 Intel Prozessoren: Mehrere Schwachstellen BSI CERT-Bund (WID) · May 5, 2026
- openSUSE-SU-2025:15093-1 ucode-intel-20250512-1.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:01651-2 Security update for ucode-intel SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:20424-1 Security update for ucode-intel SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:01651-1 Security update for ucode-intel SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:20410-1 Security update for ucode-intel SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:01650-1 Security update for ucode-intel SUSE / openSUSE Security Updates · Mar 23, 2026
- DSA-5924-1 intel-microcode - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-4170-1 intel-microcode - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2025:1567-1 Security update for microcode_ctl SUSE / openSUSE Security Updates · Feb 4, 2026
- ALAS2-2025-2994 Important: microcode_ctl security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Sep 16, 2025
- ALAS2023-2025-1189 Important: microcode_ctl security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Sep 15, 2025
- ALAS2023-2025-991 Moderate: microcode_ctl security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Jun 2, 2025
- ALAS2-2025-2872 Moderate: microcode_ctl security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · May 29, 2025