kernel: bpf: Fix overrunning reservations in ringbuf

An out-of-bounds memory access flaw was found in the Linux kernel’s BPF subsystem. This flaw allows a local user to crash the system...

ALSA-2024:8856 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net/bluetooth: race condition in conninfomin,maxageset CVE-2024-24857 kernel: dmaengine: fix NULL pointer in channel unregistration function CVE-2023-52492 kernel: netfilter:...

CVE-2024-50130: Use After Free

In the Linux kernel, the following vulnerability has been resolved: netfilter: bpf: must hold reference on net namespace BUG: KASAN: slab-use-after-free in nfunregisternethook+0x640/0x6b0 Read of size 8 at addr ffff8880106fe400 by task repro/72= bpfnflinkrelease+0xda/0x1e0 bpflinkfree+0x139/0x2d0...

CVE-2023-52920: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: bpf: support non-r10 register spill/fill to/from stack in precision tracking Use instruction jump history to record instructions that performed register spill/fill to/from stack, regardless if this was done through read-only r10...

CVE-2024-50138: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf: Use rawspinlockt in ringbuf The function bpfringbufreserve is invoked from a tracepoint, which disables preemption. Using spinlockt in this context can lead to a "sleep in atomic" warning in the RT variant. This issue is...

openSUSE: Security Advisory for the Linux Kernel (Live Patch 3 for SLE 15 SP6) (SUSE-SU-2024:3884-1)

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...

Linux Kernel Security Vulnerabilities

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, which originates in the bpf module, where an out-of-bounds read problem exists for sockmap linked file descriptors, and is...

Linux Kernel Security Vulnerabilities

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 Linux kernel, which originates in the bpf module, where insufficient support for overflowing/filling non-r10 registers to the stack results i...

Linux Kernel Security Vulnerabilities

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, which originates in the bpf module, where the use of the bpfringbufreserve function may result in a sleep in atomic warning...

Low: bcc security update

BPF Compiler Collection BCC is a toolkit for easier creation of efficient kernel tracing and manipulation programs. BCC uses the extended Berkeley Packet Filter eBPF tool. Security Fixes: bcc: unprivileged users can force loading of compromised linux headers CVE-2024-2314 For more details about t...

CVE-2024-50123: Out-of-bounds Read

In the Linux kernel, the following vulnerability has been resolved: bpf: Add the missing BPFLINKTYPE invocation for sockmap There is an out-of-bounds read in bpflinkshowfdinfo for the sockmap link fd. Fix it by adding the missing BPFLINKTYPE invocation for sockmap link Also add comments for...

SUSE-SU-2024:3882-1 Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002314 fixes several issues. The following security issues were fixed: - CVE-2024-42133: Bluetooth: Ignore too large handle values in BIG bsc1231419 - CVE-2023-52752: smb: client: fix use-after-free bug in cifsdebugdataprocshow bsc1225819. -...

Ubuntu: Security Advisory (USN-7021-5)

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...

USN-7021-5 linux-azure-fde vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - BTRFS file system; - F2FS file system; - GFS2 file system; - BPF subsystem; - Netfilter; - RxRPC...

USN-7021-5: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - BTRFS file system; - F2FS file system; - GFS2 file system; - BPF subsystem; - Netfilter; - RxRPC...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-7021-5)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7021-5 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in...

Security update for the Linux Kernel (Live Patch 15 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005568 fixes several issues. The following security issues were fixed: CVE-2021-47598: schcake: do not call cakedestroy from cakeinit bsc1227471. CVE-2023-52752: smb: client: fix use-after-free bug in cifsdebugdataprocshow bsc1225819. CVE-2024-36899:...

SUSE-SU-2024:3835-1 Security update for the Linux Kernel RT (Live Patch 1 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-150600105 fixes several issues. The following security issues were fixed: - CVE-2023-52752: smb: client: fix use-after-free bug in cifsdebugdataprocshow bsc1225819. - CVE-2024-40954: net: do not leave a dangling sk pointer, when socket creation fails...

Security update for the Linux Kernel RT (Live Patch 16 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505001358 fixes several issues. The following security issues were fixed: CVE-2021-47598: schcake: do not call cakedestroy from cakeinit bsc1227471. CVE-2023-52752: smb: client: fix use-after-free bug in cifsdebugdataprocshow bsc1225819. CVE-2024-36899:...

PT-2024-41611

Уязвимость функции bpf iter bits new модуля kernel/bpf/helpers.c поддержки интерпретатора BPF ядра операционной системы Linux связана с отсутствием освобождения памяти после эффективного срока службы. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании...