PT-2026-82919

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the AppArmor module. The aa replace profiles function accesses the udata-size variable after the aa put loaddataudata function has been called, which...

The vulnerability of the aa_replace_profiles function in the Linux operating system’s kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the aareplaceprofiles function in the Linux operating system’s kernel is related to a memory reclamation error. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

apparmor: Fix double free of ns_name in aa_replace_profiles()

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CVE-2026-23408

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix double free of nsname in aareplaceprofiles if nsname is NULL after 1071 error = aaunpackudata, &lh, &nsname; and if ent-nsname contains an nsname in 1089 else if ent-nsname then nsname is assigned the ent-nsname 109...

UBUNTU-CVE-2026-23408

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix double free of nsname in aareplaceprofiles if nsname is NULL after 1071 error = aaunpackudata, &lh, &nsname; and if ent-nsname contains an nsname in 1089 else if ent-nsname then nsname is assigned the ent-nsname 109...

CVE-2026-23408 apparmor: Fix double free of ns_name in aa_replace_profiles()

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix double free of nsname in aareplaceprofiles if nsname is NULL after 1071 error = aaunpackudata, &lh, &nsname; and if ent-nsname contains an nsname in 1089 else if ent-nsname then nsname is assigned the ent-nsname 109...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a double deallocation issue in the aareplaceprofiles function...