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 an improper setting of pagelen in the NFSv2 GETACL result encoder, which could lead to a memory content leak...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992600)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992600 advisory. In the Linux kernel, the following vulnerability has been resolved: NFSD: fix use-after-free on source server when doing inter-server copy Use-after-free occurred wh...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992519)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992519 advisory. In the Linux kernel, the following vulnerability has been resolved: nfsd: under NFSv4.1, fix double svcxprtput on rpccreate failure On error situation...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992303)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992303 advisory. In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix the behavior of READ near OFFSETMAX Dan Aloni reports: Due to commit 8cfb9015280d NFS:...

CVE-2025-68349

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: Clear NFSINOLAYOUTCOMMIT in pnfsmarklayoutstateidinvalid Fixes a crash when layout is null during this call stack: writeinode - nfs4writeinode - pnfslayoutcommitinode pnfssetlayoutcommit relies on the lseg refcount to...

SUSE CVE-2025-68349

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: Clear NFSINOLAYOUTCOMMIT in pnfsmarklayoutstateidinvalid Fixes a crash when layout is null during this call stack: writeinode - nfs4writeinode - pnfslayoutcommitinode pnfssetlayoutcommit relies on the lseg refcount to...

UBUNTU-CVE-2025-68349

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: Clear NFSINOLAYOUTCOMMIT in pnfsmarklayoutstateidinvalid Fixes a crash when layout is null during this call stack: writeinode - nfs4writeinode - pnfslayoutcommitinode pnfssetlayoutcommit relies on the lseg refcount to...

CVE-2025-68349

CVE-2025-68349 is a Linux kernel vulnerability in the NFSv4/pNFS code path. The root cause is failure to clear the NFS_INO_LAYOUTCOMMIT state when invalidating a layout, which could lead to referencing a null layout during pnfs_mark_layout_stateid_invalid and potentially crash (as described in th...

CVE-2025-68349

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: Clear NFSINOLAYOUTCOMMIT in pnfsmarklayoutstateidinvalid Fixes a crash when layout is null during this call stack: writeinode - nfs4writeinode - pnfslayoutcommitinode pnfssetlayoutcommit relies on the lseg refcount to...

kernel: NFSD: Protect against send buffer overflow in NFSv2 READ

In the Linux kernel, the following vulnerability has been resolved: NFSD: Protect against send buffer overflow in NFSv2 READ Since before the git era, NFSD has conserved the number of pages held by each nfsd thread by combining the RPC receive and send buffers into a single array of pages. This...

Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available f...

RHEL 7 : kernel-rt (RHSA-2025:23960)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:23960 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

CVE-2025-68382

Out-of-bounds read CWE-125 allows an unauthenticated remote attacker to perform a buffer overflow CAPEC-100 via the NFS protocol dissector, leading to a denial-of-service DoS through a reliable process crash when handling truncated XDR-encoded RPC messages...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read in the NFS protocol dissector. An attacker can cause a reliable process crash and disrupt service availability by sending truncated XDR-encoded RPC messages. Remediation Upgrade...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read in the NFS protocol dissector. An attacker can cause a reliable process crash and disrupt service availability by sending truncated XDR-encoded RPC messages. Remediation Upgrade...

CVE-2025-68382

CVE-2025-68382 describes an out-of-bounds read (CWE-125) in the NFS protocol dissector used by Elastic Packetbeat/Elastic Beats components, enabling an unauthenticated remote attacker to trigger a buffer overflow and cause a DoS (process crash) when handling truncated XDR-encoded RPC messages. Af...

PT-2025-52364

Name of the Vulnerable Software and Affected Versions Wireshark affected versions not specified Description An out-of-bounds read condition exists in the NFS protocol dissector. This allows a remote, unauthenticated attacker to trigger a buffer overflow when processing truncated XDR-encoded RPC...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

kernel: NFSD: Avoid calling OPDESC() with ops->opnum == OP_ILLEGAL

In the Linux kernel, the following vulnerability has been resolved: NFSD: Avoid calling OPDESC with ops-opnum == OPILLEGAL OPDESC simply indexes into nfsd4ops by the op's operation number, without range checking that value. It assumes callers are careful to avoid calling it with an out-of-bounds...

SUSE CVE-2025-68242

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix LTP test failures when timestamps are delegated The utimes01 and utime06 tests fail when delegated timestamps are enabled, specifically in subtests that modify the atime and mtime fields using the 'nobody' user ID. The...