CVE-2023-3397

Kernel: slab-use-after-free write in txend due to race condition

CVSS 7 HIGHEPSS 0.2%CWE-416

Vexday Risk Score

21Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 7EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

01 nov 2023Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

A race condition occurred between the functions lmLogClose and txEnd in JFS, in the Linux Kernel, executed in different threads. This flaw allows a local attacker with normal user privileges to crash the system or leak internal kernel information.

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

Produtos afetados

Red Hat · Red Hat Enterprise Linux 6 Red Hat · Red Hat Enterprise Linux 7 Red Hat · Red Hat Enterprise Linux 8 Red Hat · Red Hat Enterprise Linux 9

Referências

https://access.redhat.com/security/cve/CVE-2023-3397 https://bugzilla.redhat.com/show_bug.cgi?id=2217271 https://www.spinics.net/lists/kernel/msg4788636.html