{"id":"CVE-2026-93059","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm: Fix task_struct reference leak in recover_worker\n\nget_pid_task() increments the task reference count, but the\ncorresponding put_task_struct() was missing in th…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm: Fix task_struct reference leak in recover_worker\n\nget_pid_task() increments the task reference count, but the\ncorresponding put_task_struct() was missing in th…","severity":"medium","vendor":"Linux","product":"Linux","affected":["Linux >= 25654a1756a4ace072404e89882d7ba8391900bd < 6c472fde2c8096e16bb46b0605adda2488f300c0","Linux >= 25654a1756a4ace072404e89882d7ba8391900bd < d684f756d029d81db1cd64cd9645556e53fcc784","Linux >= 25654a1756a4ace072404e89882d7ba8391900bd < 40b793714ad8f393ab3d469f9d00b20ebda46257","Linux 6.17"],"published":"2026-09-17","updated":"2026-09-17","sourceUpdated":"2026-09-17T17:17:59.550","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-93059","references":[{"url":"https://git.kernel.org/stable/c/40b793714ad8f393ab3d469f9d00b20ebda46257","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6c472fde2c8096e16bb46b0605adda2488f300c0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d684f756d029d81db1cd64cd9645556e53fcc784","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-93059.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-93059"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2536263"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-93059"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93059"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-93059.mbox"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ingestedAt":"2026-09-17T16:21:47.768Z","epss":0.00206,"epssPercentile":0.10636,"cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cvssSource":"vendor","cwe":["CWE-772"],"slug":"CVE-2026-93059","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm: Fix task_struct reference leak in recover_worker\n\nget_pid_task() increments the task reference count, but the\ncorresponding put_task_struct() was missing in the else branch,\nleaking a reference on every GPU hang recovery.\n\nPatchwork: https://patchwork.freedesktop.org/patch/730662/\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · updated 2026-10-05 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-93059.json)","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":216275,"id":"CVE-2026-93059","ts":1791274055721,"field":"cvss","old":null,"new":"5.5"},{"seq":216274,"id":"CVE-2026-93059","ts":1791274055721,"field":"severity","old":"none","new":"medium"}]}