[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-DEBIAN-CVE-2025-21726":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-04T08:53:30.047Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":11,"aliases":12,"duplicate_of":9,"upstream":13,"downstream":16,"duplicates":21,"related":22,"reserved_at":9,"published_at":23,"modified_at":24,"state":9,"summary":25,"references_raw":27,"kevs":34,"epss":9,"epss_history":35,"metrics":36,"affected":43},"DEBIAN-CVE-2025-21726","In the Linux kernel, the following vulnerability has been resolved:  padata: avoid UAF for reorder_work  Although the previous patch can avoid ps and ps UAF for _do_serial, it can not avoid potential UAF issue for reorder_work. This issue can happen just as below:  crypto_request\t\t\tcrypto_request\t\tcrypto_del_alg padata_do_serial   ...   padata_reorder     // processes all remaining     // requests then breaks     while (1) {       if (!padata)         break;       ...     }  \t\t\t\tpadata_do_serial \t\t\t\t  // new request added \t\t\t\t  list_add     // sees the new request     queue_work(reorder_work) \t\t\t\t  padata_reorder \t\t\t\t    queue_work_on(squeue->work) ...  \t\t\t\t\u003Ckworker context> \t\t\t\tpadata_serial_worker \t\t\t\t// completes new request, \t\t\t\t// no more outstanding \t\t\t\t// requests  \t\t\t\t\t\t\tcrypto_del_alg \t\t\t\t\t\t\t  // free pd  \u003Ckworker context> invoke_padata_reorder   // UAF of pd  To avoid UAF for 'reorder_work', get 'pd' ref before put 'reorder_work' into the 'serial_wq' and put 'pd' ref until the 'serial_wq' finish.",null,[],[],[],[14],{"_key":15},"CVE-2025-21726",[17,19],{"_key":18},"DLA-4102-1",{"_key":20},"DLA-4178-1",[],[],"2025-02-27T02:15:16.323Z","2026-04-28T20:29:32.033036Z",{"cisa_kev":26,"cisa_ransomware":26,"cisa_vendor":9,"epss_severity":9,"epss_score":9,"severity":9,"severity_score":9,"severity_version":9,"severity_source":9,"severity_vector":9,"severity_status":9},false,[28],{"url":29,"sources":30,"tags":32},"https://security-tracker.debian.org/tracker/CVE-2025-21726",[31],"osv_debian",[33],"Advisory",[],[],[37],{"source":31,"cvss_v2_0":9,"cvss_v3_0":9,"cvss_v3_1":38,"cvss_v4_0":9},{"baseScore":39,"baseSeverity":9,"vectorString":40,"impactScore":41,"exploitabilityScore":42},7.8,"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",9.8,4.6,[44,63],{"ecosystem":45,"name":46,"vendor":47,"product":46,"cpe_part":9,"purl_type":48,"purl_namespace":47,"purl_name":46,"source":9,"versions":49},"Debian","linux","debian","deb",[50,56,59,62],{"version":51,"is_range":52,"range_type":53,"version_start":9,"version_start_type":9,"version_end":54,"version_end_type":55,"fixed_in":9},"lt5_10_237_1",true,"ecosystem","5.10.237-1","excluding",{"version":57,"is_range":52,"range_type":53,"version_start":9,"version_start_type":9,"version_end":58,"version_end_type":55,"fixed_in":9},"lt6_1_129_1","6.1.129-1",{"version":60,"is_range":52,"range_type":53,"version_start":9,"version_start_type":9,"version_end":61,"version_end_type":55,"fixed_in":9},"lt6_12_13_1","6.12.13-1",{"version":60,"is_range":52,"range_type":53,"version_start":9,"version_start_type":9,"version_end":61,"version_end_type":55,"fixed_in":9},{"ecosystem":45,"name":64,"vendor":47,"product":64,"cpe_part":9,"purl_type":48,"purl_namespace":47,"purl_name":64,"source":9,"versions":65},"linux-6.1",[66],{"version":67,"is_range":52,"range_type":53,"version_start":9,"version_start_type":9,"version_end":68,"version_end_type":55,"fixed_in":9},"lt6_1_129_1~deb11u1","6.1.129-1~deb11u1"]