DEBIAN-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...

UBUNTU-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...

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 a post-release reuse issue in smbbreakalllevIIoplock...

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...

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...

CVE-2025-22074 ksmbd: fix r_count dec/increment mismatch

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...

CVE-2025-22074

The CVE-2025-22074 issue concerns the ksmbd component in the Linux kernel where r_count increments are not paired with decrements except when an oplock break wait occurs. This can make r_count go negative, which may prevent the ksmbd thread from terminating. Technical detail confirmed in connecte...

CVE-2025-22074: Undefined Security Weakness

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...

PT-2025-18457

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue in the smb break all levII oplock function can cause racy issues when unlocking in the middle of the loop. This is resolved by using a read lock to protect the who...

SUSE CVE-2025-21967

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdfreeworkstruct -interimentry of ksmbdwork could be deleted after oplock is freed. We don't need to manage it with linked list. The interim request could be immediately sent whenever a oplock brea...

SUSE CVE-2025-21955

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent connection release during oplock break notification ksmbdwork could be freed when after connection release. Increment rcount of ksmbdconn to indicate that requests are not finished yet and to not release the...

CVE-2025-21967

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdfreeworkstruct -interimentry of ksmbdwork could be deleted after oplock is freed. We don't need to manage it with linked list. The interim request could be immediately sent whenever a oplock brea...

DEBIAN-CVE-2025-21967

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdfreeworkstruct -interimentry of ksmbdwork could be deleted after oplock is freed. We don't need to manage it with linked list. The interim request could be immediately sent whenever a oplock brea...

DEBIAN-CVE-2025-21955

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent connection release during oplock break notification ksmbdwork could be freed when after connection release. Increment rcount of ksmbdconn to indicate that requests are not finished yet and to not release the...

CVE-2025-21955

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent connection release during oplock break notification ksmbdwork could be freed when after connection release. Increment rcount of ksmbdconn to indicate that requests are not finished yet and to not release the...

UBUNTU-CVE-2025-21955

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent connection release during oplock break notification ksmbdwork could be freed when after connection release. Increment rcount of ksmbdconn to indicate that requests are not finished yet and to not release the...

UBUNTU-CVE-2025-21967

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdfreeworkstruct -interimentry of ksmbdwork could be deleted after oplock is freed. We don't need to manage it with linked list. The interim request could be immediately sent whenever a oplock brea...

CVE-2025-21967 ksmbd: fix use-after-free in ksmbd_free_work_struct

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdfreeworkstruct -interimentry of ksmbdwork could be deleted after oplock is freed. We don't need to manage it with linked list. The interim request could be immediately sent whenever a oplock brea...

CVE-2025-21967 ksmbd: fix use-after-free in ksmbd_free_work_struct

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdfreeworkstruct -interimentry of ksmbdwork could be deleted after oplock is freed. We don't need to manage it with linked list. The interim request could be immediately sent whenever a oplock brea...

CVE-2025-21967

The CVE-2025-21967 issue affects the Linux kernel ksmbd subsystem, where a use-after-free could happen in ksmbd_free_work_struct because interim_entry of ksmbd_work could be deleted after an oplock is freed. The vulnerability details and remediation are confirmed by connected advisories (Azure Li...