{"apiVersion":"1.0","identifier":"CVE-2026-72440","description":"In the Linux kernel, the following vulnerability has been resolved: md/raid1: fix writes_pending and barrier reference leaks on write failures raid1_make_request() acquires a writes_pending reference with md_write_start() before calling raid1_write_request(). Several failure paths in raid1_write_request() complete the bio and return without reaching the normal write completion path, causing the corresponding md_write_end() to be skipped. Make raid1_write_request() return a status indicating whether the write request was successfully queued. This allows raid1_make_request() to call md_write_end() when raid1_write_request() fails. Additionally, if wait_blocked_rdev() fails after wait_barrier() succeeds, the associated barrier reference is not released. Call allow_barrier() before returning from that path to keep the barrier accounting balanced.","publishedAt":"2026-08-15T06:22:17","lastModifiedAt":"2026-08-17T06:19:11","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-72440","cvssScore":7.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H","epssProbability":0.00364,"riskScore":0.73,"affectedProduct":"Linux kernel","affectedVersions":"unknown","vulnerabilityType":"Kernel","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-72440","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-72440","en":"https://www.redsauce.net/en/cves/CVE-2026-72440","fr":"https://www.redsauce.net/fr/cves/CVE-2026-72440","pt":"https://www.redsauce.net/pt/cves/CVE-2026-72440","de":"https://www.redsauce.net/de/cves/CVE-2026-72440","sk":"https://www.redsauce.net/sk/cves/CVE-2026-72440","el":"https://www.redsauce.net/el/cves/CVE-2026-72440"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-72440"}}