CVE-2025-68766

irqchip/mchp-eic: Fix error code in mchp_eic_domain_alloc()

CVE-2025-68766 is fixed in 20 products on 1 platform, first by DEBIAN-CVE-2025-68766, released January 5, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.1
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0019
9th percentile

In the Linux kernel, the following vulnerability has been resolved: irqchip/mchp-eic: Fix error code in mchp_eic_domain_alloc() If irq_domain_translate_twocell() sets "hwirq" to >= MCHP_EIC_NIRQ (2) then it results in an out of bounds access. The code checks for invalid values, but doesn't set the error code. Return -EINVAL in that case, instead of returning success.

Where it's fixed

ProductFixed inFixReleased
Linux
dtb-aarch64 · opensuse-leap 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-64kb · opensuse-leap 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-64kb · sles 15.7 6.4.0-150700.53.28.1 SUSE-SU-2026:0315-1 Jan 28, 2026
kernel-64kb · sles 16.0 6.12.0-160000.9.1 SUSE-SU-2026:20220-1 Feb 2, 2026
kernel-azure · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-azure · sles 15.7 6.4.0-150700.20.24.1 SUSE-SU-2026:0281-1 Jan 23, 2026
kernel-azure · sles 16.0 6.12.0-160000.9.1 SUSE-SU-2026:20220-1 Feb 2, 2026
kernel-debug · opensuse-leap 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-default · opensuse-leap 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-default · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-default · sles 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-default · sles 15.7 6.4.0-150700.53.28.1 SUSE-SU-2026:0315-1 Jan 28, 2026
kernel-default · sles 16.0 6.12.0-160000.9.1 SUSE-SU-2026:20220-1 Feb 2, 2026
kernel-default-base · opensuse-leap 15.6 6.4.0-150600.23.84.1.150600.12.38.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.9.1.160000.2.6 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-default-base · sles 15.6 6.4.0-150600.23.84.1.150600.12.38.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-default-base · sles 15.7 6.4.0-150700.53.28.1.150700.17.19.1 SUSE-SU-2026:0315-1 Jan 28, 2026
kernel-default-base · sles 16.0 6.12.0-160000.9.1.160000.2.6 SUSE-SU-2026:20220-1 Feb 2, 2026
kernel-docs · opensuse-leap 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-docs · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-docs · sles 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-docs · sles 15.7 6.4.0-150700.53.28.1 SUSE-SU-2026:0315-1 Jan 28, 2026
kernel-docs · sles 16.0 6.12.0-160000.9.1 SUSE-SU-2026:20220-1 Feb 2, 2026
kernel-kvmsmall · opensuse-leap 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-kvmsmall · sles 16.0 6.12.0-160000.9.1 SUSE-SU-2026:20220-1 Feb 2, 2026
kernel-livepatch-SLE15-SP6_Update_19 · sles 15.6 1-150600.13.3.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-livepatch-SLE15-SP7-RT_Update_8 · sles 15.7 1-150700.1.3.1 SUSE-SU-2026:0278-1 Jan 23, 2026
kernel-livepatch-SLE15-SP7_Update_8 · sles 15.7 1-150700.15.3.1 SUSE-SU-2026:0315-1 Jan 28, 2026
kernel-obs-build · opensuse-leap 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-obs-build · sles 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-obs-build · sles 15.7 6.4.0-150700.53.28.1 SUSE-SU-2026:0315-1 Jan 28, 2026
kernel-obs-qa · opensuse-leap 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-obs-qa · sles 16.0 6.12.0-160000.9.1 SUSE-SU-2026:20220-1 Feb 2, 2026
kernel-rt · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-source · opensuse-leap 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-source · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-source · sles 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-source · sles 15.7 6.4.0-150700.53.28.1 SUSE-SU-2026:0315-1 Jan 28, 2026
kernel-source · sles 16.0 6.12.0-160000.9.1 SUSE-SU-2026:20220-1 Feb 2, 2026
kernel-source-azure · sles 15.7 6.4.0-150700.20.24.1 SUSE-SU-2026:0281-1 Jan 23, 2026
kernel-syms · opensuse-leap 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-syms · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-syms · sles 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-syms · sles 15.7 6.4.0-150700.53.28.1 SUSE-SU-2026:0315-1 Jan 28, 2026
kernel-syms · sles 16.0 6.12.0-160000.9.1 SUSE-SU-2026:20220-1 Feb 2, 2026
kernel-syms-azure · sles 15.7 6.4.0-150700.20.24.1 SUSE-SU-2026:0281-1 Jan 23, 2026
kernel-zfcpdump · opensuse-leap 15.6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1 Jan 26, 2026
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.9.1 OPENSUSE-SU-2026:20145-1 Feb 2, 2026
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.28.1 SUSE-SU-2026:0315-1 Jan 28, 2026
kernel-zfcpdump · sles 16.0 6.12.0-160000.9.1 SUSE-SU-2026:20220-1 Feb 2, 2026
linux · Debian 12.15 (bookworm) 6.1.162-1 DEBIAN-CVE-2025-68766 Jan 5, 2026
linux · Debian 13.5 (trixie) 6.12.63-1 DEBIAN-CVE-2025-68766 Jan 5, 2026
linux · Debian 14 6.17.13-1 DEBIAN-CVE-2025-68766 Jan 5, 2026

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