CVE-2023-52646

aio: fix mremap after fork null-deref

EPSS 0.2%

Vexday Risk Score

3Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

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

Ciclo de vida

26 abr 2024Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

In the Linux kernel, the following vulnerability has been resolved: aio: fix mremap after fork null-deref Commit e4a0d3e720e7 ("aio: Make it possible to remap aio ring") introduced a null-deref if mremap is called on an old aio mapping after fork as mm->ioctx_table will be set to NULL. [jmoyer@redhat.com: fix 80 column issue]

Produtos afetados

Linux · Linux

Referências

https://git.kernel.org/stable/c/178993157e8c50aef7f35d7d6d3b44bb428199e1 https://git.kernel.org/stable/c/4326d0080f7e84fba775da41d158f46cf9d3f1c2 https://git.kernel.org/stable/c/808f1e4b5723ae4eda724d2ad6f6638905eefd95 https://git.kernel.org/stable/c/81e9d6f8647650a7bead74c5f926e29970e834d1 https://git.kernel.org/stable/c/af126acf01a12bdb04986fd26fc2eb3b40249e0d https://git.kernel.org/stable/c/c261f798f7baa8080cf0214081d43d5f86bb073f https://git.kernel.org/stable/c/d8dca1bfe9adcae38b35add64977818c0c13dd22