CVE-2025-21775

can: ctucanfd: handle skb allocation failure

CVSS 5.5 MEDIUMEPSS 0.2%CWE-476

Vexday Risk Score

13Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 5.5EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

27 fev 2025Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

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.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Produtos afetados

Linux · Linux

Referências

https://git.kernel.org/stable/c/84b9ac59978a6a4e0812d1c938fad97306272cef https://git.kernel.org/stable/c/9bd24927e3eeb85642c7baa3b28be8bea6c2a078 https://git.kernel.org/stable/c/b0e592dd46a0a952b41c3bf6c963afdd6a42b526 https://git.kernel.org/stable/c/e505b83b9ee6aa0ae2f4395f573a66579ae403fb https://git.kernel.org/stable/c/e7e2e2318b1f085044126ba553a4e619842fc36d https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html