{"id":66726,"date":"2025-07-22T15:32:10","date_gmt":"2025-07-22T12:02:10","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2025-38352-in-the-linux-kernel-the-following-vulnerability-h\/"},"modified":"2025-07-22T15:32:10","modified_gmt":"2025-07-22T12:02:10","slug":"cve-2025-38352-in-the-linux-kernel-the-following-vulnerability-h","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2025-38352-in-the-linux-kernel-the-following-vulnerability-h\/","title":{"rendered":"CVE-2025-38352 &#8211; In the Linux kernel, the following vulnerability h"},"content":{"rendered":"<p><strong>CVE ID : <\/strong>CVE-2025-38352<br \/>\n<br \/>\n<strong>Published : <\/strong> July 22, 2025, 8:15 a.m. | 2\u00a0hours, 44\u00a0minutes ago<br \/>\n<br \/>\n<strong>Description : <\/strong>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del()<\/p>\n<p>If an exiting non-autoreaping task has already passed exit_notify() and<br \/>\ncalls handle_posix_cpu_timers() from IRQ, it can be reaped by its parent<br \/>\nor debugger right after unlock_task_sighand().<\/p>\n<p>If a concurrent posix_cpu_timer_del() runs at that moment, it won&#8217;t be<br \/>\nable to detect timer-&gt;it.cpu.firing != 0: cpu_timer_task_rcu() and\/or<br \/>\nlock_task_sighand() will fail.<\/p>\n<p>Add the tsk-&gt;exit_state check into run_posix_cpu_timers() to fix this.<\/p>\n<p>This fix is not needed if CONFIG_POSIX_CPU_TIMERS_TASK_WORK=y, because<br \/>\nexit_task_work() is called before exit_notify(). But the check still<br \/>\nmakes sense, task_work_add(&amp;tsk-&gt;posix_cputimers_work.work) will fail<br \/>\nanyway in this case.<br \/>\n<br \/>\n<strong>Severity:<\/strong> 0.0 | NA<br \/>\n<br \/>\nVisit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID : CVE-2025-38352 Published : July 22, 2025, 8:15 a.m. | 2\u00a0hours, 44\u00a0minutes ago Description : In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del() If an exiting non-autoreaping task has already passed exit_notify() and calls handle_posix_cpu_timers() from IRQ, it can be reaped by its parent &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-66726","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/66726","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=66726"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/66726\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=66726"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=66726"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=66726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}