vulnerability
Ubuntu: (CVE-2023-53391): linux vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:N/I:N/A:C) | Sep 18, 2025 | Sep 26, 2025 | Dec 2, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Sep 18, 2025
Added
Sep 26, 2025
Modified
Dec 2, 2025
Description
In the Linux kernel, the following vulnerability has been resolved: shmem: use ramfs_kill_sb() for kill_sb method of ramfs-based tmpfs As the ramfs-based tmpfs uses ramfs_init_fs_context() for the init_fs_context method, which allocates fc->s_fs_info, use ramfs_kill_sb() to free it and avoid a memory leak.
Solutions
ubuntu-upgrade-linuxubuntu-upgrade-linux-awsubuntu-upgrade-linux-aws-5-15ubuntu-upgrade-linux-azureubuntu-upgrade-linux-azure-5-15ubuntu-upgrade-linux-bluefieldubuntu-upgrade-linux-gcpubuntu-upgrade-linux-gcp-5-15ubuntu-upgrade-linux-gkeubuntu-upgrade-linux-gkeopubuntu-upgrade-linux-hwe-5-15ubuntu-upgrade-linux-ibmubuntu-upgrade-linux-ibm-5-15ubuntu-upgrade-linux-intel-iot-realtimeubuntu-upgrade-linux-intel-iotgubuntu-upgrade-linux-intel-iotg-5-15ubuntu-upgrade-linux-kvmubuntu-upgrade-linux-lowlatencyubuntu-upgrade-linux-lowlatency-hwe-5-15ubuntu-upgrade-linux-nvidiaubuntu-upgrade-linux-nvidia-tegraubuntu-upgrade-linux-nvidia-tegra-5-15ubuntu-upgrade-linux-nvidia-tegra-igxubuntu-upgrade-linux-oracleubuntu-upgrade-linux-oracle-5-15ubuntu-upgrade-linux-raspiubuntu-upgrade-linux-realtimeubuntu-upgrade-linux-riscv-5-15ubuntu-upgrade-linux-xilinx-zynqmp
References
- CVE-2023-53391
- https://attackerkb.com/topics/CVE-2023-53391
- URL-https://git.kernel.org/linus/36ce9d76b0a93bae799e27e4f5ac35478c676592
- URL-https://git.kernel.org/stable/c/1f34bf8b442c6d720e7fa6f15e8702427e48aea9
- URL-https://git.kernel.org/stable/c/36ce9d76b0a93bae799e27e4f5ac35478c676592
- URL-https://git.kernel.org/stable/c/487f229efea80c00dd7397547ec4f25fb8999d99
- URL-https://git.kernel.org/stable/c/5fada375113767b3b57f1b04f7a4fe64ffaa626f
- URL-https://git.kernel.org/stable/c/ebe07db840992a3886694ac3d303b06f4b70ce00
- URL-https://www.cve.org/CVERecord?id=CVE-2023-53391
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