CVE-2024-26704

A vulnerability was found in the Linux kernel. This issue occurs in the ext4 function, in ext4moveextents, where an error in updating the movedlen variable can lead to double-free of blocks and corrupt block accounting. This could lead to crashes or undefined behavior...

UBUNTU-CVE-2024-26704

In the Linux kernel, the following vulnerability has been resolved: ext4: fix double-free of blocks due to wrong extents movedlen In ext4moveextents, movedlen is only updated when all moves are successfully executed, and only discards originode and donorinode preallocations when movedlen is not...

Ubuntu: Security Advisory (USN-6700-2)

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-6701-2: Linux kernel (GCP) vulnerabilities

Ruihan Li discovered that the bluetooth subsystem in the Linux kernel did not properly perform permissions checks when handling HCI sockets. A physically proximate attacker could use this to cause a denial of service bluetooth communication. CVE-2023-2002 It was discovered that the NVIDIA Tegra...

Ubuntu: Security Advisory (USN-6701-1)

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...

Ubuntu: Security Advisory (USN-6700-1)

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...

CVE-2024-26640

A vulnerability was found in Linux Kernel where rx zerocopy feature allowed mapping of pages owned by the filesystem, leading to potential system panic which is caused by the lack of sanity checks to rx zerocopy. A local authenticated attacker could exploit this vulnerability to cause a denial of...

CVE-2024-26640 tcp: add sanity checks to rx zerocopy

In the Linux kernel, the following vulnerability has been resolved: tcp: add sanity checks to rx zerocopy TCP rx zerocopy intent is to map pages initially allocated from NIC drivers, not pages owned by a fs. This patch adds to canmapfrag these additional checks: - Page must not be a compound one....

CVE-2024-26640

CVE-2024-26640 — Linux kernel TCP rx zerocopy sanity checks (Mode C) Affects: Linux kernel TCP rx zerocopy path. Root cause: can_map_frag() lacked validation when mapping NIC-allocated pages, risking misuse of pages owned by filesystems. The patch adds two checks: (1) the page must not be a compo...

USN-6688-1: Linux kernel (OEM) vulnerabilities

Pratyush Yadav discovered that the Xen network backend implementation in the Linux kernel did not properly handle zero length data request, leading to a null pointer dereference vulnerability. An attacker in a guest VM could possibly use this to cause a denial of service host domain crash...

CVE-2021-46945

In the Linux kernel, the following vulnerability has been resolved: ext4: always panic when errors=panic is specified Before commit 014c9caa29d3 "ext4: make ext4abort use ext4error", the following series of commands would trigger a panic: 1. mount /dev/sda -o ro,errors=panic test 2. mount /dev/sd...

CVE-2021-46945

In the Linux kernel, the following vulnerability has been resolved: ext4: always panic when errors=panic is specified Before commit 014c9caa29d3 "ext4: make ext4abort use ext4error", the following series of commands would trigger a panic: 1. mount /dev/sda -o ro,errors=panic test 2. mount /dev/sd...

PT-2024-11064 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A issue in the Linux kernel has been resolved, specifically related to the ext4 file system. The fix addresses a check to prevent false positive reports of incorrect used inodes...

CLSA-2024-1708094944 Fix of 8 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-23851 - dm: limit the number of targets and parameter size area CVE-url: https://ubuntu.com/security/CVE-2024-1086 - netfilter: nftables: reject QUEUE/DROP verdict parameters CVE-url: https://ubuntu.com/security/CVE-2023-35827 - ravb: Fix use-after-fr...

Amazon Linux 2 : kernel (ALASKERNEL-5.10-2024-049)

The version of kernel installed on the remote host is prior to 5.10.82-83.359. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2024-049 advisory. A vulnerability was found in Linux kernel, where a use-after-frees in nouveau's postclose handler could...

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REJECTED CVE In the Linux kernel, the following vulnerability has been resolved: ext4: add EXT4INODEHASXATTRSPACE macro in xattr.h...

USN-6536-1: Linux kernel vulnerabilities

Lucas Leong discovered that the netfilter subsystem in the Linux kernel did not properly validate some attributes passed from userspace. A local attacker could use this to cause a denial of service system crash or possibly expose sensitive information kernel memory. CVE-2023-39189 Kyle Zeng...

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REJECTED CVE In the Linux kernel, the following vulnerability has been resolved: ext4: add EXT4INODEHASXATTRSPACE macro in xattr.h...

kernel: ext4: use-after-free in ext4_xattr_set_entry()

A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw allows a privileged local user to cause a system crash or other undefined behaviors...

PT-2025-18864 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to the fixed version Description: A vulnerability has been resolved in the Linux kernel. The issue was found by Syzbot and is related to the ext4 file system. Specifically, it concerns the ext4 update inline data...