vulnerability

Ubuntu: (Multiple Advisories) (CVE-2023-3212): Linux kernel (OEM) vulnerabilities

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Severity
4
CVSS
(AV:L/AC:L/Au:M/C:N/I:N/A:C)
Published
Jun 23, 2023
Added
Jul 17, 2023
Modified
Mar 27, 2026

Description

A NULL pointer dereference issue was found in the gfs2 file system in the Linux kernel. It occurs on corrupt gfs2 file systems when the evict code tries to reference the journal descriptor structure after it has been freed and set to NULL. A privileged local user could use this flaw to cause a kernel panic.

Solutions

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References

    Title
    Rapid7 Labs

    2026 Global Threat Landscape Report

    The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.

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