{"id":34034,"date":"2025-05-01T07:16:59","date_gmt":"2025-05-01T07:16:59","guid":{"rendered":""},"modified":"2025-10-20T23:38:59","modified_gmt":"2025-10-21T05:38:59","slug":"cve-2025-1290-high-severity-race-condition-use-after-free-vulnerability-in-kernel-5-4-on-chromeos","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-1290-high-severity-race-condition-use-after-free-vulnerability-in-kernel-5-4-on-chromeos\/","title":{"rendered":"<strong>CVE-2025-1290: High Severity Race Condition Use-After-Free Vulnerability in Kernel 5.4 on ChromeOS<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity landscape is fraught with a multitude of vulnerabilities, and one that is causing significant concern is CVE-2025-1290. This high severity vulnerability exists within ChromeOS&#8217;s Kernel 5.4, specifically in the virtio_transport_space_update function. As it&#8217;s a race condition Use-After-Free vulnerability, it has far-reaching implications, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32857-sql-injection-vulnerability-in-telecontrol-server-basic-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"39865\">potentially affecting a broad range of systems<\/a> and devices running on the ChromeOS platform. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-44755-critical-sql-injection-vulnerability-in-sacco-management-system-v1-0\/\"  data-wpil-monitor-id=\"39640\">vulnerability matters because it can lead to system<\/a> compromise or data leakage, creating a potential goldmine for malicious actors seeking to exploit such weaknesses.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-1290<br \/>\nSeverity: High (CVSS Score: 8.1)<br \/>\nAttack Vector: Local Network<br \/>\nPrivileges Required: Low<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-22636-cross-site-scripting-vulnerability-in-vr-frases-leads-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"40199\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3567118373\" class=\"ameeb-content-2 ameeb-entity-placement\"><div style=\"border-left: 4px solid #555; padding-left: 20px; margin: 48px 0; font-family: Roboto, sans-serif; color: #ffffff; line-height: 1.6; max-width: 700px;\">\r\n  <h2 style=\"margin-top: 0; font-size: 20px; font-weight: 600; display: flex; align-items: center;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"display: inline-flex; align-items: center; margin-right: 8px;\">\r\n      <img decoding=\"async\" src=\"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/10\/Best-App-icon-Ameeba.png\" alt=\"Ameeba Chat Icon\" style=\"width: 40px; height: 40px;\" \/>\r\n    <\/a>\r\n    A new way to communicate\r\n  <\/h2>\r\n\r\n  <p style=\"margin-bottom: 12px;\">\r\n    Ameeba Chat is built on encrypted identity, not personal profiles.\r\n  <\/p>\r\n\r\n  <p style=\"margin-bottom: 16px;\">\r\n    Message, call, share files, and coordinate with identities kept separate.\r\n  <\/p>\r\n\r\n  <ul style=\"list-style: none; padding-left: 0; margin-bottom: 20px;\">\r\n    <li>\u2022 Encrypted identity<\/li>\r\n    <li>\u2022 Ameeba Chat authenticates access<\/li>\r\n    <li>\u2022 Aliases and categories<\/li>\r\n    <li>\u2022 End-to-end encrypted chat, calls, and files<\/li>\r\n    <li>\u2022 Secure notes for sensitive information<\/li>\r\n  <\/ul>\r\n\r\n  <p style=\"font-style: italic; font-weight: 600; margin-bottom: 24px;\">\r\n    Private communication, rethought.\r\n  <\/p>\r\n\r\n  <div style=\"display: flex; flex-wrap: wrap; gap: 12px;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\/download\" style=\"background-color: #ffffff; color: #000000; padding: 10px 20px; text-decoration: none; border-radius: 6px; font-weight: 500;\">Download Ameeba Chat<\/a>\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"border: 1px solid #ffffff; color: #ffffff; padding: 10px 20px; text-decoration: none; border-radius: 6px; font-weight: 500;\">Learn More<\/a>\r\n  <\/div>\r\n<\/div>\r\n<\/div>\n<p>Product | Affected Versions<\/p>\n<p>ChromeOS | Kernel 5.4<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The vulnerability stems from a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2073-out-of-bounds-read-vulnerability-in-google-chromeos-kernel\/\"  data-wpil-monitor-id=\"39988\">race condition in the virtio_transport_space_update function within the Kernel<\/a> 5.4 on ChromeOS. A <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-33110-race-condition-vulnerability-in-pcm-host-voice-audio-driver\/\"  data-wpil-monitor-id=\"41223\">race condition<\/a> is a situation where the behavior of a system depends on the relative timing of events, such as the ordering of read\/write operations. The issue arises when concurrent allocation and freeing of the virtio_vsock_sock structure during an AF_VSOCK <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-45347-unauthorized-access-vulnerability-in-xiaomi-mi-connect-service-app\/\"  data-wpil-monitor-id=\"63586\">connect syscall occur before a worker thread accesses<\/a> it. This leads to a dangling pointer, which can potentially lead to kernel <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45428-remote-arbitrary-code-execution-vulnerability-in-tenda-ac9-v1-0-firmware\/\"  data-wpil-monitor-id=\"40053\">code execution<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2138681196\" class=\"ameeb-content ameeb-entity-placement\"><div class=\"poptin-embedded\" data-id=\"f6b387694f681\"><\/div>\r\n\r\n\r\n\r\n\r\n\r\n<\/div>\n<p>This is a conceptual example of how the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47154-exploitation-of-use-after-free-vulnerability-in-libjs-in-ladybird\/\"  data-wpil-monitor-id=\"42325\">vulnerability might be exploited<\/a>. It is important to note that this is a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-20654-microsoft-odbc-driver-remote-code-execution-vulnerability-a-high-level-threat\/\"  data-wpil-monitor-id=\"41337\">high-level representation and may not reflect the actual code<\/a> used in a real-world exploit.<\/p>\n<pre><code class=\"\" data-line=\"\">#include &lt;stdlib.h&gt;\n#include &lt;pthread.h&gt;\ntypedef struct {\nchar *pointer;\n} virtio_vsock_sock;\nvoid *thread1(void *vsock) {\n\/\/ Simulate allocation and freeing of vsock structure\n((virtio_vsock_sock*)vsock)-&gt;pointer = malloc(128);\nfree(((virtio_vsock_sock*)vsock)-&gt;pointer);\nreturn NULL;\n}\nvoid *thread2(void *vsock) {\n\/\/ Simulate worker thread accessing vsock structure\n\/\/ after it has been freed\nif (((virtio_vsock_sock*)vsock)-&gt;pointer != NULL) {\n\/\/ Insert malicious code here\n}\nreturn NULL;\n}\nint main() {\npthread_t t1, t2;\nvirtio_vsock_sock vsock;\npthread_create(&amp;t1, NULL, thread1, &amp;vsock);\npthread_create(&amp;t2, NULL, thread2, &amp;vsock);\npthread_join(t1, NULL);\npthread_join(t2, NULL);\nreturn 0;\n}<\/code><\/pre>\n<p>This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54123-remote-code-execution-vulnerability-in-hoverfly-api-simulation-tool\/\"  data-wpil-monitor-id=\"90493\">code simulates<\/a> the scenario where a worker thread tries to access the virtio_vsock_sock structure after it has already been freed. If the timing of these operations is manipulated in just the right way, the `thread2` function can potentially <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-40446-arbitrary-code-execution-vulnerability-in-forkosh-mime-tex\/\"  data-wpil-monitor-id=\"39864\">execute arbitrary code<\/a> in the kernel space.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>To mitigate the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31637-high-risk-sql-injection-vulnerability-in-lambertgroup-shout\/\"  data-wpil-monitor-id=\"51881\">risks associated with this vulnerability<\/a>, users are advised to apply the vendor patch as soon as it becomes available. In the meantime, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can provide a temporary mitigation. These systems can help identify and <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-35989-integer-overflow-vulnerability-in-gtkwave-s-lxt2-zlib-block-allocation\/\"  data-wpil-monitor-id=\"41975\">block attempts to exploit the vulnerability<\/a>, providing an additional layer of security while the patch is being deployed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity landscape is fraught with a multitude of vulnerabilities, and one that is causing significant concern is CVE-2025-1290. This high severity vulnerability exists within ChromeOS&#8217;s Kernel 5.4, specifically in the virtio_transport_space_update function. As it&#8217;s a race condition Use-After-Free vulnerability, it has far-reaching implications, potentially affecting a broad range of systems and devices running [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[88],"product":[95],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-34034","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-linux","product-linux-kernel"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/34034","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/comments?post=34034"}],"version-history":[{"count":12,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/34034\/revisions"}],"predecessor-version":[{"id":83436,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/34034\/revisions\/83436"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=34034"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=34034"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=34034"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=34034"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=34034"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=34034"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=34034"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=34034"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=34034"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}