USN-5913-1: Linux kernel (OEM) vulnerabilities

It was discovered that the Upper Level Protocol ULP subsystem in the Linux kernel did not properly handle sockets entering the LISTEN state in certain protocols, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execut...

USN-5911-1: Linux kernel vulnerabilities

It was discovered that the Upper Level Protocol ULP subsystem in the Linux kernel did not properly handle sockets entering the LISTEN state in certain protocols, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execut...

kernel security and bug fix update

5.14.0-162.18.11.OL9 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

Oracle Linux 8 : kernel (ELSA-2023-0832)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-0832 advisory. - mm/mremap: hold the rmap lock in write mode when moving page table entries. Waiman Long 2140944 CVE-2022-41222 - mm/mremap: use pmd/pudpoplulate to...

Rocky Linux 8 : kernel-rt (RLSA-2023:0854)

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2023:0854 advisory. - mm/mremap.c in the Linux kernel before 5.13.3 has a use-after-free via a stale TLB because an rmap lock is not held during a PUD move. CVE-2022-41222 ...

K04553557: Linux nfsd kernel vulnerability CVE-2020-24394

Security Advisory Description In the Linux kernel before 5.7.8, fs/nfsd/vfs.c in the NFS server can set incorrect permissions on new filesystem objects when the filesystem lacks ACL support, aka CID-22cf8419f131. This occurs because the current umask is not considered. CVE-2020-24394 Impact The...

kernel: nfsd buffer overflow by RPC message over TCP with garbage data

A buffer overflow flaw was found in the Linux kernel nfsd network file system subsystem. The way a user sends RPC over TCP with excess data added at the end of the message could allow a remote user to starve the resources, causing a denial of service...

RHEL 8 : kpatch-patch (RHSA-2023:0839)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:0839 advisory. This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel...

RHEL 8 : kernel-rt (RHSA-2023:0854)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:0854 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

Rocky Linux 8 : kernel (RLSA-2023:0832)

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2023:0832 advisory. - mm/mremap.c in the Linux kernel before 5.13.3 has a use-after-free via a stale TLB because an rmap lock is not held during a PUD move. CVE-2022-41222 ...

AlmaLinux 8 : kernel-rt (ALSA-2023:0854)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2023:0854 advisory. - An out-of-bounds memory access flaw was found in the Linux kernel Intel's iSMT SMBus host controller driver in the way a user triggers the...

AlmaLinux 8 : kpatch-patch (ALSA-2023:0839)

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2023:0839 advisory. - mm/mremap.c in the Linux kernel before 5.13.3 has a use-after-free via a stale TLB because an rmap lock is not held during a PUD move. CVE-2022-41222 -...

AlmaLinux 8 : kernel (ALSA-2023:0832)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2023:0832 advisory. - An out-of-bounds memory access flaw was found in the Linux kernel Intel's iSMT SMBus host controller driver in the way a user triggers the...

RHEL 8 : kernel (RHSA-2023:0832)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:0832 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: mm/mremap.c use-after-free...

Ubuntu: Security Advisory (USN-5875-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Ubuntu 20.04 LTS : Linux kernel (GKE) vulnerabilities (USN-5875-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5875-1 advisory. It was discovered that the NFSD implementation in the Linux kernel did not properly handle some RPC messages, leading to a buffer overflow. A remote...

USN-5875-1: Linux kernel (GKE) vulnerabilities

It was discovered that the NFSD implementation in the Linux kernel did not properly handle some RPC messages, leading to a buffer overflow. A remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-43945 Tamás Koczka discovered that th...

SUSE CVE-2016-1237

nfsd in the Linux kernel through 4.6.3 allows local users to bypass intended file-permission restrictions by setting a POSIX ACL, related to nfs2acl.c, nfs3acl.c, and nfs4acl.c...

GSD-2023-1002001 nfsd: fix handling of cached open files in nfsd4_open codepath

nfsd: fix handling of cached open files in nfsd4open codepath This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.1.7 by commit...

GSD-2023-1001943 NFSD: fix use-after-free in nfsd4_ssc_setup_dul()

NFSD: fix use-after-free in nfsd4sscsetupdul This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.1.9 by commit...