CVE-2024-46840 btrfs: clean up our handling of refs == 0 in snapshot delete

In the Linux kernel, the following vulnerability has been resolved: btrfs: clean up our handling of refs == 0 in snapshot delete In reada we BUGONrefs == 0, which could be unkind since we aren't holding a lock on the extent leaf and thus could get a transient incorrect answer. In walkdownproc we...

CVE-2024-46840 btrfs: clean up our handling of refs == 0 in snapshot delete

In the Linux kernel, the following vulnerability has been resolved: btrfs: clean up our handling of refs == 0 in snapshot delete In reada we BUGONrefs == 0, which could be unkind since we aren't holding a lock on the extent leaf and thus could get a transient incorrect answer. In walkdownproc we...

CVE-2024-46840 btrfs: clean up our handling of refs == 0 in snapshot delete

In the Linux kernel, the following vulnerability has been resolved: btrfs: clean up our handling of refs == 0 in snapshot delete In reada we BUGONrefs == 0, which could be unkind since we aren't holding a lock on the extent leaf and thus could get a transient incorrect answer. In walkdownproc we...

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 Linux kernel that stems from improper error handling when handling errors in btrfslookupextentinfo...

Ubuntu: Security Advisory (USN-7021-3)

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-7021-3 linux-lowlatency, linux-lowlatency-hwe-5.15 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-7021-3: 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 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-7021-3)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7021-3 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

The vulnerability of Btrfs component of the Linux operating system’s kernel, related to the assignment of NULL pointers, allows a hacker to trigger a service failure.

The vulnerability of Btrfs component of the Linux operating system’s kernel is related to the state of the race between re-scanning quotas and disabling them, which leads to the dereferencing of the NULL pointer. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerabilities of the functions btrfs_maybe_wake_unfinished Drop() and btrfs_add_dead_root() of the Linux kernel’s Btrfs component allow a malicious actor to trigger a service failure due to improper locking mechanisms.

The vulnerabilities of the functions btrfsmaybewakeunfinished Drop and btrfsadddeadroot in the Linux kernel’s Btrfs component are related to improper locking mechanisms. Exploiting these vulnerabilities could allow an attacker to trigger a service failure...

The vulnerability of the btrfs component of the Linux operating system’s kernel, related to writing beyond the memory boundaries, allows a hacker to trigger a service failure.

The vulnerability of the btrfs component in Linux operating systems relates to the copying of overly large compressed segments. The compressed length may be corrupted, resulting in a much larger amount of memory being allocated for the buffer. Exploiting this vulnerability can allow an attacker t...

The vulnerability of the btrfs component of the Linux operating system’s kernel, related to improper blocking mechanisms, allows attackers to trigger a service failure.

The vulnerability of the btrfs component in the Linux operating system’s kernel is related to the handling of transactions when the flushoncommit function is used. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the btrfs component in the Linux operating system’s kernel, related to improper error handling during memory allocation, allows for a failure to trigger a service failure.

The vulnerability of the btrfs component in Linux operating systems is related to improper error handling during memory allocation. Exploiting this vulnerability can allow an attacker to cause a system failure...

Ubuntu: Security Advisory (USN-7021-2)

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...

The vulnerability of the btrfs component of the Linux operating system’s kernel, related to improper blocking mechanisms, allows attackers to trigger a service failure.

The vulnerability of the btrfs component in Linux operating systems is related to improper blocking mechanisms. Exploiting this vulnerability can allow an attacker to cause a service failure...

USN-7021-2 linux-ibm-5.15, linux-oracle-5.15, linux-xilinx-zynqmp 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-7021-2: 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 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-7021-2)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7021-2 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6999-2)

The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6999-2 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to caus...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-7029-1)

"The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7029-1 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cau...