CVE-2026-64055

kernel-64kb: CVE-2026-64056: net: ethernet: cortina: Make RX SKB per-port (bsc#1272502 bsc#1272893).

CVE-2026-64055 is fixed in 16 products on 1 platform, first by DEBIAN-CVE-2026-64055, released July 20, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

Urgent
CVSS
9.8
critical
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0051
44th percentile

CVE-2026-64056: net: ethernet: cortina: Make RX SKB per-port (bsc#1272502 bsc#1272893).

Where it's fixed

ProductFixed inFixReleased
Linux
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-64kb · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-64kb · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-azure · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-azure · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-azure · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-default · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-default · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-default · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.38.1.160000.2.22 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-default-base · sles 15.7 6.4.0-150700.53.81.1.150700.17.45.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-default-base · sles 16.0 6.12.0-160000.38.1.160000.2.23 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-docs · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-docs · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-docs · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-kvmsmall · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-livepatch-SLE15-SP7-RT_Update_20 · sles 15.7 1-150700.1.3.1 SUSE-SU-2026:4120-1 Sep 10, 2026
kernel-livepatch-SLE15-SP7_Update_21 · sles 15.7 1-150700.15.3.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-obs-build · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-obs-qa · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-rt · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-source · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-source · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-source · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-syms · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-syms · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-syms · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-zfcpdump · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
linux · Debian 12.15 (bookworm) 6.1.176-1 DEBIAN-CVE-2026-64055 Jul 20, 2026
linux · Debian 13.5 (trixie) 6.12.94-1 DEBIAN-CVE-2026-64055 Jul 20, 2026
linux · Debian 14 7.0.12-1 DEBIAN-CVE-2026-64055 Jul 20, 2026

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