CVE-2026-43205
kernel-64kb: dpaa2-switch: validate num_ifs to prevent out-of-bounds write (bsc#1264328).
CVE-2026-43205 is fixed in 89 products on 1 platform, first by RHSA-2026:21557, released May 6, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.8
IMPORTANT
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0014
3rd percentile
dpaa2-switch: validate num_ifs to prevent out-of-bounds write (bsc#1264328).
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| dtb-aarch64 · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel · RHEL 10 | 6.12.0-211.18.1.el10_2 | RHSA-2026:21557 | May 6, 2026 |
| kernel · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel · rocky 10 | 0:6.12.0-211.18.1.el10_2 | RLSA-2026:21557 | Jun 4, 2026 |
| kernel-64k · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-debug · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-debug-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-debug-devel · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-debug-devel-matched · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-debug-modules · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-debug-modules-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-debug-modules-extra · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-devel · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-devel-matched · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-modules · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-modules-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64k-modules-extra · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-64kb · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-64kb · sles 15.7 | 6.4.0-150700.53.73.2 | SUSE-SU-2026:3166-1 | Jul 21, 2026 |
| kernel-64kb · sles 16.0 | 6.12.0-160000.36.1 | SUSE-SU-2026:22835-1 | Jul 21, 2026 |
| kernel-abi-stablelists · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-abi-stablelists · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-azure · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-azure · sles 15.7 | 6.4.0-150700.53.73.2 | SUSE-SU-2026:3166-1 | Jul 21, 2026 |
| kernel-azure · sles 16.0 | 6.12.0-160000.36.1 | SUSE-SU-2026:22835-1 | Jul 21, 2026 |
| kernel-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-core · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-cross-headers · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-cross-headers · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-debug · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-debug · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-debug-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-debug-core · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-debug-devel · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-debug-devel · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-debug-devel-matched · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-debug-devel-matched · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-debug-modules · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-debug-modules · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-debug-modules-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-debug-modules-core · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-debug-modules-extra · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-debug-modules-extra · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-debug-uki-virt · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-debug-uki-virt · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-default · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-default · sles 15.7 | 6.4.0-150700.53.73.2 | SUSE-SU-2026:3166-1 | Jul 21, 2026 |
| kernel-default · sles 16.0 | 6.12.0-160000.36.1 | SUSE-SU-2026:22835-1 | Jul 21, 2026 |
| kernel-default-base · opensuse-leap 16.0 | 6.12.0-160000.36.1.160000.2.17 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-default-base · sles 15.7 | 6.4.0-150700.53.73.2.150700.17.41.4 | SUSE-SU-2026:3166-1 | Jul 21, 2026 |
| kernel-default-base · sles 16.0 | 6.12.0-160000.36.1.160000.2.17 | SUSE-SU-2026:22835-1 | Jul 21, 2026 |
| kernel-devel · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-devel · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-devel-matched · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-devel-matched · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-doc · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-doc · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-docs · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-docs · sles 15.7 | 6.4.0-150700.53.73.1 | SUSE-SU-2026:3166-1 | Jul 21, 2026 |
| kernel-docs · sles 16.0 | 6.12.0-160000.36.1 | SUSE-SU-2026:22835-1 | Jul 21, 2026 |
| kernel-headers · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-headers · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-kvmsmall · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-kvmsmall · sles 16.0 | 6.12.0-160000.36.1 | SUSE-SU-2026:22835-1 | Jul 21, 2026 |
| kernel-livepatch-SLE15-SP7-RT_Update_18 · sles 15.7 | 1-150700.1.5.1 | SUSE-SU-2026:3130-1 | Jul 20, 2026 |
| kernel-livepatch-SLE15-SP7_Update_19 · sles 15.7 | 1-150700.15.3.4 | SUSE-SU-2026:3166-1 | Jul 21, 2026 |
| kernel-modules · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-modules · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-modules-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-modules-core · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-modules-extra · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-modules-extra · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-modules-extra-matched · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-modules-extra-matched · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-obs-build · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-obs-build · sles 15.7 | 6.4.0-150700.53.73.2 | SUSE-SU-2026:3166-1 | Jul 21, 2026 |
| kernel-obs-qa · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-obs-qa · sles 16.0 | 6.12.0-160000.36.1 | SUSE-SU-2026:22835-1 | Jul 21, 2026 |
| kernel-rt · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-rt-64k · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-64k-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-64k-debug · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-64k-debug-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-64k-debug-devel · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-64k-debug-modules · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-64k-debug-modules-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-64k-debug-modules-extra · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-64k-devel · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-64k-modules · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-64k-modules-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-64k-modules-extra · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-debug · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-debug-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-debug-devel · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-debug-modules · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-debug-modules-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-debug-modules-extra · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-devel · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-modules · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-modules-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-rt-modules-extra · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-source · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-source · sles 15.7 | 6.4.0-150700.53.73.1 | SUSE-SU-2026:3166-1 | Jul 21, 2026 |
| kernel-source · sles 16.0 | 6.12.0-160000.36.1 | SUSE-SU-2026:22835-1 | Jul 21, 2026 |
| kernel-syms · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-syms · sles 15.7 | 6.4.0-150700.53.73.1 | SUSE-SU-2026:3166-1 | Jul 21, 2026 |
| kernel-syms · sles 16.0 | 6.12.0-160000.36.1 | SUSE-SU-2026:22835-1 | Jul 21, 2026 |
| kernel-tools · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-tools · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-tools-libs · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-tools-libs · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-tools-libs-devel · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-tools-libs-devel · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-uki-virt · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-uki-virt · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-uki-virt-addons · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-uki-virt-addons · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| kernel-zfcpdump · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-zfcpdump · opensuse-leap 16.0 | 6.12.0-160000.36.1 | OPENSUSE-SU-2026:21388-1 | Jul 21, 2026 |
| kernel-zfcpdump · sles 15.7 | 6.4.0-150700.53.73.2 | SUSE-SU-2026:3166-1 | Jul 21, 2026 |
| kernel-zfcpdump · sles 16.0 | 6.12.0-160000.36.1 | SUSE-SU-2026:22835-1 | Jul 21, 2026 |
| kernel-zfcpdump-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-zfcpdump-devel · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-zfcpdump-devel-matched · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-zfcpdump-modules · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-zfcpdump-modules-core · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| kernel-zfcpdump-modules-extra · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| libperf · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| libperf · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| linux · Debian 12.15 (bookworm) | 6.1.170-1 | DEBIAN-CVE-2026-43205 | May 15, 2026 |
| linux · Debian 13.5 (trixie) | 6.12.85-1 | DEBIAN-CVE-2026-43205 | May 15, 2026 |
| linux · Debian 14 | 6.19.6-1 | DEBIAN-CVE-2026-43205 | May 15, 2026 |
| perf · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| perf · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| python3-perf · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| python3-perf · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| rtla · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| rtla · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
| rv · almalinux 10 | 6.12.0-211.18.1.el10_2 | ALSA-2026:21557 | May 28, 2026 |
| rv · ol 10 | 0:6.12.0-211.34.1.el10_2 | ELSA-2026-21557 | Jul 28, 2026 |
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