{"cve":{"cve_id":"CVE-2026-53121","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":null,"epss_percentile":null,"epss_as_of":null,"description":"In the Linux kernel, the following vulnerability has been resolved:\n\namd-pstate: Fix memory leak in amd_pstate_epp_cpu_init()\n\nOn failure to set the epp, the function amd_pstate_epp_cpu_init()\nreturns with an error code without freeing the cpudata object that was\nallocated at the beginning of the function.\n\nEnsure that the cpudata object is freed before returning from the\nfunction.\n\nThis memory leak was discovered by Claude Opus 4.6 with the aid of\nChris Mason's AI review-prompts\n(https://github.com/masoncl/review-prompts/tree/main/kernel).","published_at":"2026-06-24T16:30:51.294000Z","last_modified_at":null,"cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["https://git.kernel.org/stable/c/539aabbab190825c77eb455ec35652cb3720625f","https://git.kernel.org/stable/c/7f9aa2359742eaa6ea65ec0d20dafdfd0add9b8b","https://git.kernel.org/stable/c/beda3b363546a423e4e29a7395e04c0ac4ff677e"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-28T17:55:28.590503Z","updated_at":"2026-06-28T23:30:50.753831Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f9a378ff6443cdcd4387e5dbb76fa5fa549a83ec","version_start_inclusive":true,"version_end":"539aabbab190825c77eb455ec35652cb3720625f","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:f9a378ff6443cdcd4387e5dbb76fa5fa549a83ec:539aabbab190825c77eb455ec35652cb3720625f"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f9a378ff6443cdcd4387e5dbb76fa5fa549a83ec","version_start_inclusive":true,"version_end":"7f9aa2359742eaa6ea65ec0d20dafdfd0add9b8b","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:f9a378ff6443cdcd4387e5dbb76fa5fa549a83ec:7f9aa2359742eaa6ea65ec0d20dafdfd0add9b8b"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f9a378ff6443cdcd4387e5dbb76fa5fa549a83ec","version_start_inclusive":true,"version_end":"beda3b363546a423e4e29a7395e04c0ac4ff677e","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:f9a378ff6443cdcd4387e5dbb76fa5fa549a83ec:beda3b363546a423e4e29a7395e04c0ac4ff677e"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.14","version_start_inclusive":true,"version_end":"6.14","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.14:6.14"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"6.14","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:6.14"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.18.33","version_start_inclusive":true,"version_end":"6.18.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.18.33:6.18.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.0.10","version_start_inclusive":true,"version_end":"7.0.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.0.10:7.0.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.1","version_start_inclusive":true,"version_end":"*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.1:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://git.kernel.org/stable/c/539aabbab190825c77eb455ec35652cb3720625f","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/7f9aa2359742eaa6ea65ec0d20dafdfd0add9b8b","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/beda3b363546a423e4e29a7395e04c0ac4ff677e","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-24T16:30:51.294000Z","label":"CVE published","source":null}]}