CVE-2025-21775
linux: In the Linux kernel, the following vulnerability has been resolved: can: ctucanfd: handle skb allocation failure If...
CVE-2025-21775 is fixed in 61 products on 1 platform, first by DEBIAN-CVE-2025-21775, released February 27, 2025. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0022
12th percentile
In the Linux kernel, the following vulnerability has been resolved: can: ctucanfd: handle skb allocation failure If skb allocation fails, the pointer to struct can_frame is NULL. This is actually handled everywhere inside ctucan_err_interrupt() except for the only place. Add the missed NULL check. Found by Linux Verification Center (linuxtesting.org) with SVACE static analysis tool.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| dtb-aarch64 · opensuse-leap 15.6 | 6.4.0-150600.23.47.1 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-64kb · opensuse-leap 15.6 | 6.4.0-150600.23.47.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-64kb · sles 15.6 | 6.4.0-150600.23.47.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-azure · opensuse-leap 15.6 | 6.4.0-150600.8.34.2 | SUSE-SU-2025:1177-1 | Apr 8, 2025 |
| kernel-azure · sles 15.6 | 6.4.0-150600.8.34.2 | SUSE-SU-2025:1177-1 | Apr 8, 2025 |
| kernel-coco · sles 15.6 | 6.4.0-15061.21.coco15sp6.1 | SUSE-SU-2025:01919-1 | Jun 12, 2025 |
| kernel-coco_debug · sles 15.6 | 6.4.0-15061.21.coco15sp6.1 | SUSE-SU-2025:01919-1 | Jun 12, 2025 |
| kernel-debug · opensuse-leap 15.6 | 6.4.0-150600.23.47.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-default · opensuse-leap 15.6 | 6.4.0-150600.23.47.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-default · sles 15.6 | 6.4.0-150600.23.47.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-default-base · opensuse-leap 15.6 | 6.4.0-150600.23.47.2.150600.12.20.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-default-base · sles 15.6 | 6.4.0-150600.23.47.2.150600.12.20.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-docs · opensuse-leap 15.6 | 6.4.0-150600.23.47.1 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-docs · sles 15.6 | 6.4.0-150600.23.47.1 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-kvmsmall · opensuse-leap 15.6 | 6.4.0-150600.23.47.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-livepatch-SLE15-SP6-RT_Update_10 · sles 15.6 | 1-150600.1.5.1 | SUSE-SU-2025:1178-1 | Apr 8, 2025 |
| kernel-livepatch-SLE15-SP6_Update_10 · sles 15.6 | 1-150600.13.5.1 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-obs-build · opensuse-leap 15.6 | 6.4.0-150600.23.47.1 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-obs-build · sles 15.6 | 6.4.0-150600.23.47.1 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-obs-qa · opensuse-leap 15.6 | 6.4.0-150600.23.47.1 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-rt · opensuse-leap 15.6 | 6.4.0-150600.10.34.1 | SUSE-SU-2025:1178-1 | Apr 8, 2025 |
| kernel-rt_debug · opensuse-leap 15.6 | 6.4.0-150600.10.34.1 | SUSE-SU-2025:1178-1 | Apr 8, 2025 |
| kernel-source · opensuse-leap 15.6 | 6.4.0-150600.23.47.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-source · sles 15.6 | 6.4.0-150600.23.47.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-source-azure · opensuse-leap 15.6 | 6.4.0-150600.8.34.2 | SUSE-SU-2025:1177-1 | Apr 8, 2025 |
| kernel-source-azure · sles 15.6 | 6.4.0-150600.8.34.2 | SUSE-SU-2025:1177-1 | Apr 8, 2025 |
| kernel-source-coco · sles 15.6 | 6.4.0-15061.21.coco15sp6.1 | SUSE-SU-2025:01919-1 | Jun 12, 2025 |
| kernel-source-rt · opensuse-leap 15.6 | 6.4.0-150600.10.34.1 | SUSE-SU-2025:1178-1 | Apr 8, 2025 |
| kernel-syms · opensuse-leap 15.6 | 6.4.0-150600.23.47.1 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-syms · sles 15.6 | 6.4.0-150600.23.47.1 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-syms-azure · opensuse-leap 15.6 | 6.4.0-150600.8.34.1 | SUSE-SU-2025:1177-1 | Apr 8, 2025 |
| kernel-syms-azure · sles 15.6 | 6.4.0-150600.8.34.1 | SUSE-SU-2025:1177-1 | Apr 8, 2025 |
| kernel-syms-coco · sles 15.6 | 6.4.0-15061.21.coco15sp6.1 | SUSE-SU-2025:01919-1 | Jun 12, 2025 |
| kernel-syms-rt · opensuse-leap 15.6 | 6.4.0-150600.10.34.1 | SUSE-SU-2025:1178-1 | Apr 8, 2025 |
| kernel-uek · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-core · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-core · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-core · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-core · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-devel · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-devel · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-core · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-core · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-deprecated · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-deprecated · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-desktop · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-desktop · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-extra · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-extra · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-extra-netfilter · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-extra-netfilter · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-usb · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-usb · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-wireless · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-debug-modules-wireless · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-devel · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-devel · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-doc · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-doc · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-core · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-core · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-deprecated · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-deprecated · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-desktop · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-desktop · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-extra · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-extra · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-extra-netfilter · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-extra-netfilter · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-usb · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-usb · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-wireless · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-modules-wireless · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-tools · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek-tools · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-core · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-core · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-devel · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-devel · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-core · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-core · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-deprecated · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-deprecated · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-desktop · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-desktop · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-extra · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-extra · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-extra-netfilter · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-extra-netfilter · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-usb · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-usb · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-wireless · ol 10 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-uek64k-modules-wireless · ol 9 | 0:6.12.0-101.33.4.3.el9uek | ELSA-2025-20480 | Jul 17, 2025 |
| kernel-zfcpdump · opensuse-leap 15.6 | 6.4.0-150600.23.47.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| kernel-zfcpdump · sles 15.6 | 6.4.0-150600.23.47.2 | SUSE-SU-2025:1180-1 | Apr 9, 2025 |
| linux · Debian 12.15 (bookworm) | 6.1.129-1 | DEBIAN-CVE-2025-21775 | Feb 27, 2025 |
| linux · Debian 13.5 (trixie) | 6.12.16-1 | DEBIAN-CVE-2025-21775 | Feb 27, 2025 |
| linux · Debian 14 | 6.12.16-1 | DEBIAN-CVE-2025-21775 | Feb 27, 2025 |
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