CVE-2025-21751
linux: linux - security update
CVE-2025-21751 is fixed in 41 products on 1 platform, first by DEBIAN-CVE-2025-21751, released February 27, 2025. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0023
14th percentile
linux - security update
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| bpftool · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| bpftool · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| bpftool · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| bpftool-debuginfo · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-devel · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-headers · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-libbpf · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-libbpf-debuginfo · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-libbpf-devel · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-libbpf-static · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-livepatch-6.12.23-29.97 · amzn 2023 | 1.0-0.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-modules-extra-common · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-tools · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-tools-debuginfo · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-tools-devel · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel-uek · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-container · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-container · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-container-debug · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-container-debug · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-core · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-core · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-core · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-core · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-devel · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-devel · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-modules · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-modules · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-modules-extra · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-modules-extra · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-devel · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-devel · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-doc · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-doc · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-modules · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-modules · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-modules-extra · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-modules-extra · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-core · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-core · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-devel · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-devel · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-modules · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-modules · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-modules-extra · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-modules-extra · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel6.12 · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel6.12-debuginfo · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel6.12-debuginfo-common-aarch64 · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel6.12-debuginfo-common-x86_64 · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| kernel6.12-modules-extra · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| linux · Debian 13.5 (trixie) | 6.12.48-1 | DSA-6008-1 | Sep 22, 2025 |
| linux · Debian 14 | 6.16.3-1 | DEBIAN-CVE-2025-21751 | Feb 27, 2025 |
| perf6.12 · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| perf6.12-debuginfo · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| python3-perf6.12 · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
| python3-perf6.12-debuginfo · amzn 2023 | 6.12.23-29.97.amzn2023 | ALAS2023-2025-948 | Apr 23, 2025 |
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