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Ubuntu: (CVE-2023-4394): linux vulnerability

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Ubuntu: (CVE-2023-4394): linux vulnerability

Severity
6
CVSS
(AV:L/AC:L/Au:M/C:C/I:N/A:C)
Published
08/17/2023
Created
11/21/2024
Added
11/19/2024
Modified
02/11/2025

Description

A use-after-free flaw was found in btrfs_get_dev_args_from_path in fs/btrfs/volumes.c in btrfs file-system in the Linux Kernel. This flaw allows a local attacker with special privileges to cause a system crash or leak internal kernel information

Solution(s)

  • ubuntu-upgrade-linux
  • ubuntu-upgrade-linux-aws
  • ubuntu-upgrade-linux-aws-5-15
  • ubuntu-upgrade-linux-azure
  • ubuntu-upgrade-linux-azure-5-15
  • ubuntu-upgrade-linux-azure-fde
  • ubuntu-upgrade-linux-azure-fde-5-15
  • ubuntu-upgrade-linux-gcp
  • ubuntu-upgrade-linux-gcp-5-15
  • ubuntu-upgrade-linux-gke
  • ubuntu-upgrade-linux-gkeop
  • ubuntu-upgrade-linux-gkeop-5-15
  • ubuntu-upgrade-linux-hwe-5-15
  • ubuntu-upgrade-linux-ibm
  • ubuntu-upgrade-linux-intel-iotg
  • ubuntu-upgrade-linux-intel-iotg-5-15
  • ubuntu-upgrade-linux-kvm
  • ubuntu-upgrade-linux-lowlatency
  • ubuntu-upgrade-linux-lowlatency-hwe-5-15
  • ubuntu-upgrade-linux-oracle
  • ubuntu-upgrade-linux-oracle-5-15
  • ubuntu-upgrade-linux-raspi
  • ubuntu-upgrade-linux-realtime
  • ubuntu-upgrade-linux-riscv-5-15

References

  • https://attackerkb.com/topics/cve-2023-4394
  • CVE - 2023-4394
  • https://access.redhat.com/security/cve/CVE-2023-4394
  • https://patchwork.kernel.org/project/linux-btrfs/patch/[email protected]/
  • https://www.cve.org/CVERecord?id=CVE-2023-4394
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