# CVE-2021-4204: kernel-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  For more de...

CVE-2021-4204 is fixed in 38 products on 1 platform, first by DEBIAN-CVE-2021-4204, released August 24, 2022. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2021-4204
- Priority: High
- CVSS: 8.0 (Moderate)
- EPSS: 0.0125
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 24, 2022

## Description

The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.  Additional Changes:  For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.10 Release Notes linked from the References section.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | bpftool RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | bpftool almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | bpftool ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel rocky 8 | 0:4.18.0-553.123.1.el8_10.cloud.0.1 | [RXSA-2024:3138](https://patchblox.com/security/data/fix/linux/rxsa-2024-3138.md) | May 29, 2026 |
| Linux | kernel-abi-stablelists RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-abi-stablelists almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-abi-stablelists ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-core RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-core almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-core ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-cross-headers almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-cross-headers ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-debug RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-debug almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-debug ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-debug-core RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-debug-core almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-debug-core ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-debug-devel RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-debug-devel almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-debug-devel ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-debug-modules RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-debug-modules almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-debug-modules ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-debug-modules-extra RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-debug-modules-extra almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-debug-modules-extra ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-devel RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-devel almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-devel ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-doc RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-doc almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-doc ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-headers almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-headers ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-modules RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-modules almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-modules ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-modules-extra RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-modules-extra almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-modules-extra ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-rt RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt rocky 8 | 0:4.18.0-553.rt7.342.el8_10 | [RLSA-2024:2950](https://patchblox.com/security/data/fix/linux/rlsa-2024-2950.md) | Jun 14, 2024 |
| Linux | kernel-rt-core RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-core almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug-core RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug-core almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug-devel RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug-devel almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug-kvm RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug-kvm almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug-modules RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug-modules almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug-modules-extra RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-debug-modules-extra almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-devel RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-devel almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-kvm RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-kvm almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-modules RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-modules almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-modules-extra RHEL 8 | 0:4.18.0-553.rt7.342.el8_10 | [RHSA-2024:2950](https://patchblox.com/security/data/fix/linux/rhsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-rt-modules-extra almalinux 8 | 4.18.0-553.rt7.342.el8_10 | [ALSA-2024:2950](https://patchblox.com/security/data/fix/linux/alsa-2024-2950.md) | May 22, 2024 |
| Linux | kernel-tools RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-tools almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-tools ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-tools-libs RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-tools-libs almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-tools-libs ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-tools-libs-devel RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-tools-libs-devel almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-tools-libs-devel ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | kernel-zfcpdump RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-zfcpdump almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-zfcpdump-core RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-zfcpdump-core almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-zfcpdump-devel RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-zfcpdump-devel almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-zfcpdump-modules RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-zfcpdump-modules almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-zfcpdump-modules-extra RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | kernel-zfcpdump-modules-extra almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | linux Debian 12.15 (bookworm) | 5.17.3-1 | [DEBIAN-CVE-2021-4204](https://patchblox.com/security/data/fix/linux/debian-cve-2021-4204.md) | Aug 24, 2022 |
| Linux | linux Debian 13.5 (trixie) | 5.17.3-1 | [DEBIAN-CVE-2021-4204](https://patchblox.com/security/data/fix/linux/debian-cve-2021-4204.md) | Aug 24, 2022 |
| Linux | linux Debian 14 | 5.17.3-1 | [DEBIAN-CVE-2021-4204](https://patchblox.com/security/data/fix/linux/debian-cve-2021-4204.md) | Aug 24, 2022 |
| Linux | perf RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | perf almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | perf ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |
| Linux | python3-perf RHEL 8 | 0:4.18.0-553.el8_10 | [RHSA-2024:3138](https://patchblox.com/security/data/fix/linux/rhsa-2024-3138.md) | May 22, 2024 |
| Linux | python3-perf almalinux 8 | 4.18.0-553.el8_10 | [ALSA-2024:3138](https://patchblox.com/security/data/fix/linux/alsa-2024-3138.md) | May 22, 2024 |
| Linux | python3-perf ol 8 | 0:4.18.0-553.el8_10 | [ELSA-2024-3138](https://patchblox.com/security/data/fix/linux/elsa-2024-3138.md) | May 23, 2024 |

---

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