The vulnerability of the alloc_ns() function in the security/apparmor/policy_ns.c module of the AppArmor security component for Linux kernel allows a attacker to cause a service failure.

The vulnerability of the allocns function in the security/apparmor/policyns.c file of the AppArmor security component of the Linux operating system is related to improper memory release. Exploiting this vulnerability could allow a remote attacker to cause service interruptions...

SUSE-SU-2026:1131-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2024-46854: net: dpaa: Pad packets to ETHZLEN bsc1231084. - CVE-2025-21738: ata: libata-sff: Ensure that we cannot write outside the allocated buffer bsc1238917. -...

USN-8098-9: Linux kernel (IBM) vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

USN-8098-9 linux-ibm-5.4 vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

Ubuntu 24.04 LTS : Linux kernel (Azure) vulnerabilities (USN-8125-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8125-1 advisory. Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues The following security issues were fixed: CVE-2025-21738: ata: libata-sff: Ensure that we cannot write outside the allocated buffer bsc1238917. CVE-2025-40242: gfs2: Fix unlikely race in gdlmputlock bsc1255075...

SUSE-SU-2026:1077-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-21738: ata: libata-sff: Ensure that we cannot write outside the allocated buffer bsc1238917. - CVE-2025-40242: gfs2: Fix unlikely race in gdlmputlock...

Ubuntu: Security Advisory (USN-8121-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 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-8126-1: Linux kernel (Azure) vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

USN-8126-1 linux-azure-6.8 vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

USN-8125-1 linux-azure vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

USN-8125-1: Linux kernel (Azure) vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

USN-8094-4 linux-azure, linux-azure-6.17 vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

USN-8094-4: Linux kernel (Azure) vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

USN-8098-8 linux-azure-fips vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

USN-8098-8: Linux kernel (Azure FIPS) vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

USN-8098-7: Linux kernel (Azure) vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

USN-8098-7 linux-azure vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2025-21738: ata: libata-sff: Ensure that we cannot write outside the allocated buffer bsc1238917. CVE-2025-40242: gfs2: Fix unlikely race in gdlmputlock bsc1255075...

SUSE-SU-2026:1003-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2025-21738: ata: libata-sff: Ensure that we cannot write outside the allocated buffer bsc1238917. - CVE-2025-40242: gfs2: Fix unlikely race in gdlmputlock...