{"id":"CVE-2024-35974","url":"https://www.cyber-defence.io/tools/cve/CVE-2024-35974","generatedAt":"2026-10-28T01:50:55.970Z","title":"In the Linux kernel, the following vulnerability has been resolved: block: fix q->blkg_list corruption during disk rebind Multiple gendisk instances can allocated/added for single request queue in case of disk rebind. blkg may still stay in q->blkg_list…","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nblock: fix q->blkg_list corruption during disk rebind\n\nMultiple gendisk instances can allocated/added for single request queue\nin case of disk rebind. blkg may still stay in q->blkg_list when calling\nblkcg_init_disk() for rebind, then q->blkg_list becomes corrupted.\n\nFix the list corruption issue by:\n\n- add blkg_init_queue() to initialize q->blkg_list & q->blkcg_mutex only\n- move calling blkg_init_queue() into blk_alloc_queue()\n\nThe list corruption should be started since commit f1c006f1c685 (\"blk-cgroup:\nsynchronize pd_free_fn() from blkg_free_workfn() and blkcg_deactivate_policy()\")\nwhich delays removing blkg from q->blkg_list into blkg_free_workfn().","published":"2024-05-20T10:15:12.000Z","lastModified":"2026-06-17T07:35:51.000Z","status":"Modified","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":[],"affected":["linux/linux kernel"],"epss":{"score":0.00227,"percentile":0.13304,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.23%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/083b58373463a6e5ee60ecb135269348f68ad7df","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/740ffad95ca8033bd6e080ed337655b13b4d38ac","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/858c489d81d659af17a4d11cfaad2afb42e47a76","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8b8ace080319a866f5dfe9da8e665ae51d971c54","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b5dae1cd0d8368b4338430ff93403df67f0b8bcc","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/740ffad95ca8033bd6e080ed337655b13b4d38ac","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/858c489d81d659af17a4d11cfaad2afb42e47a76","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/8b8ace080319a866f5dfe9da8e665ae51d971c54","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-35974","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}