Feb. 7, 2024, 7:24 a.m. |

Ubuntu security notices ubuntu.com

It was discovered that the SMB network file sharing protocol implementation
in the Linux kernel did not properly handle certain error conditions,
leading to a use-after-free vulnerability. A local attacker could use this
to cause a denial of service (system crash) or possibly execute arbitrary
code.(CVE-2023-5345)

Lin Ma discovered that the netfilter subsystem in the Linux kernel did not
properly validate network family support while creating a new netfilter
table. A local attacker could use this to cause a denial …

arbitrary code attacker code conditions crash cve denial of service error file file sharing free implementation kernel linux linux kernel live local netfilter network notice patch protocol security security notice service sharing smb subsystem system use-after-free vulnerability

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