CVE-2025-37775 ksmbd: fix the warning from __kernel_write_iter

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix the warning from kernelwriteiter 2110.972290 ------------ cut here ------------ 2110.972301 WARNING: CPU: 3 PID: 735 at fs/readwrite.c:599 kernelwriteiter+0x21b/0x280 This patch doesn't allow writing to directory...

CVE-2025-37776

CVE-2025-37776 : In the Linux kernel, ksmbd has a use-after-free in smb_break_all_levII_oplock() caused by a race when unlocking in the middle of the loop. A patch adds a read lock to protect the whole loop. This vulnerability has a local attack vector with high impact (C/H/I/A) per CVSS v3.1, an...

CVE-2025-37775

CVE-2025-37775 affects the Linux kernel in the ksmbd component. The issue centers on a warning in __kernel_write_iter that could relate to directory write attempts; the patch stabilizes behavior by not allowing writes to directories, as described in the initial advisory. The vulnerability is addr...

CVE-2025-37776

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in smbbreakalllevIIoplock There is a room in smbbreakalllevIIoplock that can cause racy issues when unlocking in the middle of the loop. This patch use read lock to protect whole loop...

CVE-2025-37776 ksmbd: fix use-after-free in smb_break_all_levII_oplock()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in smbbreakalllevIIoplock There is a room in smbbreakalllevIIoplock that can cause racy issues when unlocking in the middle of the loop. This patch use read lock to protect whole loop...

PT-2025-22217

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been identified where a client can send an empty newname string to the ksmbd server, causing a kernel oops from d alloc. This issue occurs when...

PT-2025-22186

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue in the Linux kernel's ksmbd component, related to Kerberos authentication, has been identified. The problem arises when another thread operates on a session and us...

SUSE CVE-2025-22074

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix rcount dec/increment mismatch rcount is only increased when there is an oplock break wait, so rcount inc/decrement are not paired. This can cause rcount to become negative, which can lead to a problem where the ksmbd...

SUSE CVE-2025-22039

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix overflow in dacloffset bounds check The dacloffset field was originally typed as int and used in an unchecked addition, which could overflow and bypass the existing bounds check in both smbcheckpermdacl and...

SUSE CVE-2025-22040

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix session use-after-free in multichannel connection There is a race condition between session setup and ksmbdsessionsderegister. The session can be freed before the connection is added to channel list of session. This...

SUSE CVE-2025-22041

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdsessionsderegister In multichannel mode, UAF issue can occur in sessionderegister when the second channel sets up a session through the connection of the first channel. session that is freed...

SUSE CVE-2025-22042

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add bounds check for create lease context Add missing bounds check for create lease context...

SUSE CVE-2025-22043

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add bounds check for durable handle context Add missing bounds check for durable handle context...

SUSE CVE-2025-38575

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use aeadrequestfree to match aeadrequestalloc Use aeadrequestfree instead of kfree to properly free memory allocated by aeadrequestalloc. This ensures sensitive crypto data is zeroed before being freed...

DEBIAN-CVE-2025-38575

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use aeadrequestfree to match aeadrequestalloc Use aeadrequestfree instead of kfree to properly free memory allocated by aeadrequestalloc. This ensures sensitive crypto data is zeroed before being freed...

UBUNTU-CVE-2025-38575

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use aeadrequestfree to match aeadrequestalloc Use aeadrequestfree instead of kfree to properly free memory allocated by aeadrequestalloc. This ensures sensitive crypto data is zeroed before being freed...

CVE-2025-38575 ksmbd: use aead_request_free to match aead_request_alloc

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use aeadrequestfree to match aeadrequestalloc Use aeadrequestfree instead of kfree to properly free memory allocated by aeadrequestalloc. This ensures sensitive crypto data is zeroed before being freed...

CVE-2025-38575

In CVE-2025-38575, the Linux kernel ksmbd memory handling was corrected: memory allocated by aead_request_alloc() must be freed with aead_request_free() to ensure sensitive crypto data is zeroed before freeing. This resolves a local-attack surface (AV:L/AC:L/PR:L/UI:N/S:U) with a MEDIUM base scor...

CVE-2025-22074

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix rcount dec/increment mismatch rcount is only increased when there is an oplock break wait, so rcount inc/decrement are not paired. This can cause rcount to become negative, which can lead to a problem where the ksmbd...

DEBIAN-CVE-2025-22074

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix rcount dec/increment mismatch rcount is only increased when there is an oplock break wait, so rcount inc/decrement are not paired. This can cause rcount to become negative, which can lead to a problem where the ksmbd...