CVE-2023-32256

Kernel: ksmbd race issue from smb2 close and logoff with multichannel

CVSS 7.5 HIGHEPSS 0.5%CWE-421

A flaw was found in the Linux kernel's ksmbd component. A race condition between smb2 close operation and logoff in multichannel connections could result in a use-after-free issue.

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

Produtos afetados

linuxRed Hat · Red Hat Enterprise Linux 10 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

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Referências

https://access.redhat.com/security/cve/CVE-2023-32256 https://bugzilla.redhat.com/show_bug.cgi?id=2385885 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=abcc506a9a71976a8b4c9bf3ee6efd13229c1e19 https://www.zerodayinitiative.com/advisories/ZDI-23-704/