Ubuntu 22.04 LTS : Linux kernel (Azure FIPS) vulnerabilities (USN-8163-1)

"The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8163-1 advisory. Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these...

Ubuntu 24.04 LTS : Linux kernel (Azure FIPS) vulnerabilities (USN-8165-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8165-1 advisory. Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these...

OESA-2026-1861 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: apparmor: fix unprivileged local user can do privileged policy management An unprivileged local user can load, replace, and remove profiles by opening the...

SUSE CVE-2026-34177

Canonical LXD versions 4.12 through 6.7 contain an incomplete denylist in isVMLowLevelOptionForbidden lxd/project/limits/permissions.go, which omits raw.apparmor and raw.qemu.conf from the set of keys blocked under the restricted.virtual-machines.lowlevel=block project restriction. A remote...

EUVD-2026-20872

LXD: VM lowlevel restriction bypass via raw.apparmor and raw.qemu.conf...

GHSA-FM2X-C5QW-4H6F LXD: VM lowlevel restriction bypass via raw.apparmor and raw.qemu.conf

Summary The isVMLowLevelOptionForbidden function in lxd/project/limits/permissions.go is missing raw.apparmor and raw.qemu.conf from its hardcoded forbidden list. A user with canedit permission on a VM instance in a restricted project can combine these two omissions to bridge the LXD unix socket...

LXD: VM lowlevel restriction bypass via raw.apparmor and raw.qemu.conf

Summary The isVMLowLevelOptionForbidden function in lxd/project/limits/permissions.go is missing raw.apparmor and raw.qemu.conf from its hardcoded forbidden list. A user with canedit permission on a VM instance in a restricted project can combine these two omissions to bridge the LXD unix socket...

apparmor: fix race between freeing data and fs accessing it

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apparmor: fix race on rawdata dereference

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apparmor: fix differential encoding verification

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apparmor: Fix double free of ns_name in aa_replace_profiles()

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apparmor: fix missing bounds check on DEFAULT table in verify_dfa()

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apparmor: fix side-effect bug in match_char() macro usage

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apparmor: fix: limit the number of levels of policy namespaces

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apparmor: replace recursive profile removal with iterative approach

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apparmor: fix memory leak in verify_header

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USN-8165-1 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-8165-1: 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-8164-1 linux-intel-iot-realtime 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-8164-1: Linux kernel (Intel IoTG Real-time) 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...