USN-7607-3: Linux kernel (KVM) vulnerabilities

It was discovered that a use-after-free vulnerability existed in the Bluetooth stack in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-3640 Several security issues were discovered in the Linux kernel. An...

USN-7627-2 linux-fips, linux-aws-fips, linux-azure-fips, linux-gcp-fips 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: - PowerPC architecture; - Block layer subsystem; - ACPI drivers; - NILFS2 file system; - File systems infrastructure;...

USN-7627-2: Linux kernel (FIPS) 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: - PowerPC architecture; - Block layer subsystem; - ACPI drivers; - NILFS2 file system; - File systems infrastructure;...

USN-7627-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle 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: - PowerPC architecture; - Block layer subsystem; - ACPI drivers; - NILFS2 file system; - File systems infrastructure;...

USN-7627-1: 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: - PowerPC architecture; - Block layer subsystem; - ACPI drivers; - NILFS2 file system; - File systems infrastructure;...

The vulnerability of the fs/nilfs2 component in the Linux operating system, which allows a hacker to trigger a service failure

The vulnerability of the fs/nilfs2 component in Linux operating systems is related to insufficient blocking mechanisms. Exploiting this vulnerability can allow an attacker to cause a service failure...

USN-7607-2 linux-fips vulnerabilities

It was discovered that a use-after-free vulnerability existed in the Bluetooth stack in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-3640 Several security issues were discovered in the Linux kernel. An...

USN-7607-2: Linux kernel (FIPS) vulnerabilities

It was discovered that a use-after-free vulnerability existed in the Bluetooth stack in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-3640 Several security issues were discovered in the Linux kernel. An...

USN-7607-1 linux, linux-aws, linux-lts-xenial vulnerabilities

It was discovered that a use-after-free vulnerability existed in the Bluetooth stack in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-3640 Several security issues were discovered in the Linux kernel. An...

USN-7607-1: Linux kernel vulnerabilities

It was discovered that a use-after-free vulnerability existed in the Bluetooth stack in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-3640 Several security issues were discovered in the Linux kernel. An...

The vulnerability of the fs/nilfs2 component in the Linux operating system, which allows a hacker to trigger a service failure

The vulnerability of the fs/nilfs2 component in Linux operating systems is related to pointer dereferencing errors. Exploiting this vulnerability can allow an attacker to cause a system failure...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fixed possible integer overflows in nilfsfiemap. Since nilfsbmaplookupcontig in nilfsfiemap calculates its result by preparing to process up to maxblocks == INTMAX blocks, the value stored in n may experience an overflow...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nilfs2: Do not force clear the buffer if it is referenced. The patch series “nilfs2: Protect busy buffer heads from being forced to be cleared” addresses this issue. This patch fixes the inconsistency in buffer head states report...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: nilfs2: Handling of errors returned by nilfspreparechunk The patch series “nilfs2: fix issues with rename operations” addresses these issues. This series corrects BUGON check failures reported by syzbot during rename operation...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Nilfs2: Protection of access to buffers is implemented, ensuring that buffers with no active references are not accessed directly. The function nilfslookupdirtydatabuffers iterates through buffers attached to dirty data...

Important: kernel-livepatch-4.14.355-276.618

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: nilfs2: protect access to buffers with no active references CVE-2025-21811 Affected Packages: kernel-livepatch-4.14.355-276.618 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: kernel-livepatch-4.14.355-277.647

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: nilfs2: protect access to buffers with no active references CVE-2025-21811 Affected Packages: kernel-livepatch-4.14.355-277.647 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: kernel-livepatch-4.14.355-275.603

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: nilfs2: protect access to buffers with no active references CVE-2025-21811 Affected Packages: kernel-livepatch-4.14.355-275.603 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: kernel-livepatch-4.14.355-276.639

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: nilfs2: protect access to buffers with no active references CVE-2025-21811 Affected Packages: kernel-livepatch-4.14.355-276.639 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: kernel-livepatch-4.14.355-277.643

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: nilfs2: protect access to buffers with no active references CVE-2025-21811 Affected Packages: kernel-livepatch-4.14.355-277.643 Issue Correction: Please ensure you have live patching enabled. Run yum update...