PT-2026-52015 · Linux · Linux Kernel

Published 2026-06-24 · Updated 2026-06-24 · CVE-2026-53121

Positive Technologies (AI Summary)

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A memory leak occurs in the amd pstate epp cpu init() function. When a failure occurs while setting the energy performance preference (epp), the function returns an error code without freeing the cpudata object that was allocated at the start of the process.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2026-53121

Affected Products

Linux Kernel

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-53121 · Security Note
• https://git.kernel.org/stable/c/beda3b363546a423e4e29a7395e04c0ac4ff677e · Note
• https://twitter.com/CVEnew/status/2069845531476791542 · Twitter Post
• https://twitter.com/infoflowcloud/status/2069847126587113809 · Twitter Post
• https://git.kernel.org/stable/c/7f9aa2359742eaa6ea65ec0d20dafdfd0add9b8b · Note
• https://git.kernel.org/stable/c/539aabbab190825c77eb455ec35652cb3720625f · Note