USN-7605-2: Linux kernel (Low Latency) vulnerabilities

It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. CVE-2025-2312 Several security issues were discovered in the Linux kernel. An...

USN-7605-2 linux-lowlatency, linux-lowlatency-hwe-6.11 vulnerabilities

It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. CVE-2025-2312 Several security issues were discovered in the Linux kernel. An...

CVE-2025-38232

In the Linux kernel, the following vulnerability has been resolved: NFSD: fix race between nfsd registration and exportsproc As of now nfsd calls createprocexportsentry at start of initnfsd and cleanup by removeprocentry at last of exitnfsd. Which causes kernel OOPs if there is race between below...

AZL-70427 CVE-2025-38232 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: NFSD: fix race between nfsd registration and exportsproc As of now nfsd calls createprocexportsentry at start of initnfsd and cleanup by removeprocentry at last of exitnfsd. Which causes kernel OOPs if there is race between below...

DEBIAN-CVE-2025-38230

In the Linux kernel, the following vulnerability has been resolved: jfs: validate AG parameters in dbMount to prevent crashes Validate dbagheight, dbagwidth, and dbagstart in dbMount to catch corrupted metadata early and avoid undefined behavior in dbAllocAG. Limits are derived from L2LPERCTL,...

CVE-2025-38220

In the Linux kernel, the following vulnerability has been resolved: ext4: only dirty folios when data journaling regular files fstest generic/388 occasionally reproduces a crash that looks as follows: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... Call Trace:...

CVE-2025-38221

In the Linux kernel, the following vulnerability has been resolved: ext4: fix out of bounds punch offset Punching a hole with a start offset that exceeds maxend is not permitted and will result in a negative length in the truncateinodepartialfolio function while truncating the page cache,...

DEBIAN-CVE-2025-38218

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on sitbitmapsize w/ below testcase, resize will generate a corrupted image which contains inconsistent metadata, so when mounting such image, it will trigger kernel panic: touch img truncate -s...

UBUNTU-CVE-2025-38204

In the Linux kernel, the following vulnerability has been resolved: jfs: fix array-index-out-of-bounds read in addmissingindices stbl is s8 but it must contain offsets into slot which can go from 0 to 127. Added a bound check for that error and return -EIO if the check fails. Also make jfsreaddir...

UBUNTU-CVE-2025-38218

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on sitbitmapsize w/ below testcase, resize will generate a corrupted image which contains inconsistent metadata, so when mounting such image, it will trigger kernel panic: touch img truncate -s...

UBUNTU-CVE-2025-38219

In the Linux kernel, the following vulnerability has been resolved: f2fs: prevent kernel warning due to negative inlink from corrupted image WARNING: CPU: 1 PID: 9426 at fs/inode.c:417 dropnlink+0xac/0xd0 home/cc/linux/fs/inode.c:417 Modules linked in: CPU: 1 UID: 0 PID: 9426 Comm: syz-executor56...

CVE-2025-38232 NFSD: fix race between nfsd registration and exports_proc

In the Linux kernel, the following vulnerability has been resolved: NFSD: fix race between nfsd registration and exportsproc As of now nfsd calls createprocexportsentry at start of initnfsd and cleanup by removeprocentry at last of exitnfsd. Which causes kernel OOPs if there is race between below...

CVE-2025-38222

In the Linux kernel, the following vulnerability has been resolved: ext4: inline: fix len overflow in ext4prepareinlinedata When running the following code on an ext4 filesystem with inlinedata feature enabled, it will lead to the bug below. fd = open"file1", ORDWR | OCREAT | OTRUNC, 0666;...

CVE-2025-38221

CVE-2025-38221 relates to a Linux kernel ext4 punching hole offset vulnerability. The available connected documents describe a fix for out-of-bounds punching: punching a hole with a start offset that exceeds max_end could yield a negative length in truncate_inode_partial_folio during page cache t...

CVE-2025-38220

In the Linux kernel, the following vulnerability has been resolved: ext4: only dirty folios when data journaling regular files fstest generic/388 occasionally reproduces a crash that looks as follows: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... Call Trace:...

CVE-2025-38206 exfat: fix double free in delayed_free

In the Linux kernel, the following vulnerability has been resolved: exfat: fix double free in delayedfree The double free could happen in the following path. exfatcreateupcasetable exfatcreateupcasetable : return error exfatfreeupcasetable : free -volutbl exfatloaddefaultupcasetable : return erro...

CVE-2025-27025

The target device exposes a service on a specific TCP port with a configured endpoint. The access to that endpoint is granted using a Basic Authentication method. The endpoint accepts also the PUT method and it is possible to write files on the target device file system. Files are written as root...

CVE-2025-27024

Unrestricted access to OS file system in SFTP service in Infinera G42 version R6.1.3 allows remote authenticated users to read/write OS files via SFTP connections. Details: Account members of the Network Administrator profile can access the target machine via SFTP with the same credentials used f...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from nfsd not properly initializing ssc resulting in laundromatwork null pointer dereference...

PT-2025-27996

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to the fixed version Description: The issue is related to the ext4 file system in the Linux kernel. It occurs when punching a hole with a start offset that exceeds max end, resulting in a negative length in the...