{"cve":{"cve_id":"CVE-2026-53055","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\ncrypto: hisilicon/sec2 - prevent req used-after-free for sec\n\nDuring packet transmission, if the system is under heavy load,\nthe hardware might complete processing the packet and free the\nrequest memory (req) before the transmission function finishes.\nIf the software subsequently accesses this req, a use-after-free\nerror will occur. The qp_ctx memory exists throughout the packet\nsending process, so replace the req with the qp_ctx.","published_at":"2026-06-24T16:30:00.876000Z","last_modified_at":null,"cvss_v3_score":9.8,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"CRITICAL","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/b375c3c7209cc59e40e97998aa9bc768369cca0e","https://git.kernel.org/stable/c/ad73563f3a1edbfddf2724136c6a15826b354e18","https://git.kernel.org/stable/c/67b53a660e6bf0da2fa8d8872e897a14d8059eaf"],"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":"CRITICAL","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f0ae287c50455f7be0d8dd45a803d403c7aa4d2e","version_start_inclusive":true,"version_end":"b375c3c7209cc59e40e97998aa9bc768369cca0e","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:f0ae287c50455f7be0d8dd45a803d403c7aa4d2e:b375c3c7209cc59e40e97998aa9bc768369cca0e"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f0ae287c50455f7be0d8dd45a803d403c7aa4d2e","version_start_inclusive":true,"version_end":"ad73563f3a1edbfddf2724136c6a15826b354e18","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:f0ae287c50455f7be0d8dd45a803d403c7aa4d2e:ad73563f3a1edbfddf2724136c6a15826b354e18"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f0ae287c50455f7be0d8dd45a803d403c7aa4d2e","version_start_inclusive":true,"version_end":"67b53a660e6bf0da2fa8d8872e897a14d8059eaf","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:f0ae287c50455f7be0d8dd45a803d403c7aa4d2e:67b53a660e6bf0da2fa8d8872e897a14d8059eaf"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.17","version_start_inclusive":true,"version_end":"6.17","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.17:6.17"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"6.17","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:6.17"},{"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/b375c3c7209cc59e40e97998aa9bc768369cca0e","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/ad73563f3a1edbfddf2724136c6a15826b354e18","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/67b53a660e6bf0da2fa8d8872e897a14d8059eaf","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-24T16:30:00.876000Z","label":"CVE published","source":null}]}