CVE-2022-49280

NFSD: prevent underflow in nfssvc_decode_writeargs()

CVSS 5.5 MEDIUMEPSS 0.2%CWE-191

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

26 fev 2025Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent underflow in nfssvc_decode_writeargs() Smatch complains: fs/nfsd/nfsxdr.c:341 nfssvc_decode_writeargs() warn: no lower bound on 'args->len' Change the type to unsigned to prevent this issue.

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

Produtos afetados

Linux · Linux

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Referências

https://git.kernel.org/stable/c/184416d4b98509fb4c3d8fc3d6dc1437896cc159 https://git.kernel.org/stable/c/2764af8ce0bf03cc43ee4a11897cab96bde6caae https://git.kernel.org/stable/c/413d8fefafe531a9442bb623e3fe292a38f88d65 https://git.kernel.org/stable/c/614a61e1592051cc42d3c38f899c9f7bdaad8a1d