EUVD-2023-60447

In the Linux kernel, the following vulnerability has been resolved: exfat: use kvmallocarray/kvfree instead of kmallocarray/kfree The call stack shown below is a scenario in the Linux 4.19 kernel. Allocating memory failed where exfat fs use kmallocarray due to system memory fragmentation, while t...

CVE-2023-54194

In the Linux kernel, the following vulnerability has been resolved: exfat: use kvmallocarray/kvfree instead of kmallocarray/kfree The call stack shown below is a scenario in the Linux 4.19 kernel. Allocating memory failed where exfat fs use kmallocarray due to system memory fragmentation, while t...

CVE-2022-50885

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix NULL-ptr-deref in rxeqpdocleanup when socket create failed There is a null-ptr-deref when mount.cifs over rdma: BUG: KASAN: null-ptr-deref in rxeqpdocleanup+0x2f3/0x360 rdmarxe Read of size 8 at addr 000000000000001...

UBUNTU-CVE-2022-50885

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix NULL-ptr-deref in rxeqpdocleanup when socket create failed There is a null-ptr-deref when mount.cifs over rdma: BUG: KASAN: null-ptr-deref in rxeqpdocleanup+0x2f3/0x360 rdmarxe Read of size 8 at addr 000000000000001...

UBUNTU-CVE-2023-54182

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to check readonly condition correctly With below case, it can mount multi-device image w/ rw option, however one of secondary device is set as ro, later update will cause panic, so let's introduce f2fsdevisreadonly, and...

UBUNTU-CVE-2023-54194

In the Linux kernel, the following vulnerability has been resolved: exfat: use kvmallocarray/kvfree instead of kmallocarray/kfree The call stack shown below is a scenario in the Linux 4.19 kernel. Allocating memory failed where exfat fs use kmallocarray due to system memory fragmentation, while t...

CVE-2022-50815

In the Linux kernel, the following vulnerability has been resolved: ext2: Add sanity checks for group and filesystem size Add sanity check that filesystem size does not exceed the underlying device size and that group size is big enough so that metadata can fit into it. This avoid trying to mount...

CVE-2022-50885 RDMA/rxe: Fix NULL-ptr-deref in rxe_qp_do_cleanup() when socket create failed

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix NULL-ptr-deref in rxeqpdocleanup when socket create failed There is a null-ptr-deref when mount.cifs over rdma: BUG: KASAN: null-ptr-deref in rxeqpdocleanup+0x2f3/0x360 rdmarxe Read of size 8 at addr 000000000000001...

CVE-2022-50885 RDMA/rxe: Fix NULL-ptr-deref in rxe_qp_do_cleanup() when socket create failed

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix NULL-ptr-deref in rxeqpdocleanup when socket create failed There is a null-ptr-deref when mount.cifs over rdma: BUG: KASAN: null-ptr-deref in rxeqpdocleanup+0x2f3/0x360 rdmarxe Read of size 8 at addr 000000000000001...

CVE-2023-54227 blk-mq: fix tags leak when shrink nr_hw_queues

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix tags leak when shrink nrhwqueues Although we don't need to realloc set-tags when shrink nrhwqueues, we need to free them. Or these tags will be leaked. How to reproduce: 1. mount -t configfs configfs /mnt 2. modprobe...

CVE-2023-54227 blk-mq: fix tags leak when shrink nr_hw_queues

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix tags leak when shrink nrhwqueues Although we don't need to realloc set-tags when shrink nrhwqueues, we need to free them. Or these tags will be leaked. How to reproduce: 1. mount -t configfs configfs /mnt 2. modprobe...

PT-2025-54023

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel experienced an issue where memory allocation failed for the exFAT file system due to system memory fragmentation. This occurred when using kmalloc array and kfree,...

CVE-2023-54182: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to check readonly condition correctly With below case, it can mount multi-device image w/ rw option, however one of secondary device is set as ro, later update will cause panic, so let's introduce f2fsdevisreadonly, and...

CVE-2022-50815: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ext2: Add sanity checks for group and filesystem size Add sanity check that filesystem size does not exceed the underlying device size and that group size is big enough so that metadata can fit into it. This avoid trying to mount...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992618)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992618 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: Fix warning and UAF when destroy the MR list If the MR allocate failed, the MR recovery wor...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992211)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992211 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: Fix warning and UAF when destroy the MR list If the MR allocate failed, the MR recovery wor...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992274)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992274 advisory. In the Linux kernel, the following vulnerability has been resolved: pnode: terminate at peers of source The propagatemnt function handles mount propagation when...

SUSE CVE-2022-50739

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Add null pointer check for inode operations This adds a sanity check for the iop pointer of the inode which is returned after reading Root directory MFT record. We should check the iop is valid before trying to create t...

SUSE CVE-2022-50770

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix memory leak in ocfs2mountvolume There is a memory leak reported by kmemleak: unreferenced object 0xffff88810cc65e60 size 32: comm "mount.ocfs2", pid 23753, jiffies 4302528942 age 34735.105s hex dump first 32 bytes: 10 ...

SUSE CVE-2023-54128

In the Linux kernel, the following vulnerability has been resolved: fs: drop peer group ids under namespace lock When cleaning up peer group ids in the failure path we need to make sure to hold on to the namespace lock. Otherwise another thread might just turn the mount from a shared into a...