SUSE-SU-2024:1017-1 Security update for the Linux Kernel (Live Patch 33 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-15030059124 fixes several issues. The following security issues were fixed: - CVE-2023-6531: Fixed a use-after-free flaw due to a race problem in the unix garbage collector's deletion of SKB races with unixstreamreadgenericon the socket that the SKB is queu...

Linux Kernel nft_exthdr_ipv6_eval Stack-based Buffer Overflow Information Disclosure Vulnerability

This vulnerability allows local attackers to disclose sensitive information on affected installations of the Linux Kernel. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the...

CVE-2021-47177

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix sysfs leak in allociommu iommudevicesysfsadd is called before, so is has to be cleaned on subsequent errors...

kernel: ktls overwrites readonly memory pages when using function splice with a ktls socket as destination

An out-of-bounds memory write flaw was found in the Linux kernel’s Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system...

CVE-2024-26635

In the Linux kernel, the following vulnerability has been resolved: llc: Drop support for ETHPTR8022. syzbot reported an uninit-value bug below. 0 llc supports ETHP8022 0x0004 and used to support ETHPTR8022 0x0011, and syzbot abused the latter to trigger the bug. write$tunr0,...

SUSE-SU-2024:0925-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2021-47078: Fixed a bug by clearing all QP fields if creation failed bsc1220863 - CVE-2021-47076: Fixed a bug by returning CQE error if invalid lkey was supplied...

CVE-2024-26636 llc: make llc_ui_sendmsg() more robust against bonding changes

In the Linux kernel, the following vulnerability has been resolved: llc: make llcuisendmsg more robust against bonding changes syzbot was able to trick llcuisendmsg, allocating an skb with no headroom, but subsequently trying to push 14 bytes of Ethernet header 1 Like some others, llcuisendmsg...

CVE-2021-47128 bpf, lockdown, audit: Fix buggy SELinux lockdown permission checks

In the Linux kernel, the following vulnerability has been resolved: bpf, lockdown, audit: Fix buggy SELinux lockdown permission checks Commit 59438b46471a "security,lockdown,selinux: implement SELinux lockdown" added an implementation of the lockeddown LSM hook to SELinux, with the aim to restric...

OESA-2024-1282 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: uio: Fix use-after-free in uioopen core-1 core-2 ------------------------------------------------------- uiounregisterdevice uioopen idev = idrfind...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel that stems from an error in the ice module...

SUSE-SU-2024:0900-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2023-6270: Fixed a use-after-free issue in aoecmdcfgpkts bsc1218562. - CVE-2023-52463: Fixed null pointer dereference in efivarfs bsc1220328. - CVE-2023-52559:...

kernel: ktls overwrites readonly memory pages when using function splice with a ktls socket as destination

An out-of-bounds memory write flaw was found in the Linux kernel’s Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system...

CVE-2024-26611

In the Linux kernel, the following vulnerability has been resolved: xsk: fix usage of multi-buffer BPF helpers for ZC XDP Currently when packet is shrunk via bpfxdpadjusttail and memory type is set to MEMTYPEXSKBUFFPOOL, null ptr dereference happens: 1136314.192256 BUG: kernel NULL pointer...

OESA-2024-1260 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A vulnerability was reported in the Open vSwitch sub-component in the Linux Kernel. The flaw occurs when a recursive operation of code push recursively calls into the code block. The OVS module does not validate the stack depth,...

CVE-2024-26627 scsi: core: Move scsi_host_busy() out of host lock for waking up EH handler

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Move scsihostbusy out of host lock for waking up EH handler Inside scsiehwakeup, scsihostbusy is called & checked with host lock every time for deciding if error handler kthread needs to be waken up. This can be too...

CVE-2024-26627

The Linux kernel contains a vulnerability in the scsi: core component where the scsi_host_busy() function is called while holding the host lock during the scsi_eh_wakeup() process. In scenarios involving multiple hardware queues (N) and significant queue depths (M), this can lead to excessive ite...

CVE-2024-26625 llc: call sock_orphan() at release time

In the Linux kernel, the following vulnerability has been resolved: llc: call sockorphan at release time syzbot reported an interesting trace 1 caused by a stale sk-skwq pointer in a closed llc socket. In commit ff7b11aa481f "net: socket: set sock-sk to NULL after calling protoops::release" Eric...

CVE-2021-47103

In the Linux kernel, the following vulnerability has been resolved: inet: fully convert sk-skrxdst to RCU rules syzbot reported various issues around early demux, one being included in this changelog 1 sk-skrxdst is using RCU protection without clearly documenting it. And following sequences in...

CVE-2021-47088

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: protect targets destructions with kdamondlock DAMON debugfs interface iterates current monitoring targets in 'dbgfstargetidsread' while holding the corresponding 'kdamondlock'. However, it also destructs the...

openSUSE: Security Advisory for the Linux Kernel (SUSE-SU-2023:3656-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...