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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Wed, 30 Sep 2026 07:56:10 +0000</lastBuildDate>
    <item>
      <title>CVE-2023-53234 — watchdog: Fix kmemleak in watchdog_cdev_register</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2023-53234</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;watchdog: Fix kmemleak in watchdog_cdev_register&lt;/p&gt;
&lt;p&gt;kmemleak reports memory leaks in watchdog_dev_register, as follows:
unreferenced object 0xffff888116233000 (size 2048):
  comm &amp;#34;&amp;#34;modprobe&amp;#34;&amp;#34;, pid 28147, jiffies 4353426116 (age 61.741s)
  hex dump (first 32 bytes):
    80 fa b9 05 81 88 ff ff 08 30 23 16 81 88 ff ff  .........0#.....
    08 30 23 16 81 88 ff ff 00 00 00 00 00 00 00 00  .0#.............
  backtrace:
    [&amp;lt;000000007f001ffd&amp;gt;] __kmem_cache_alloc_node+0x157/0x220
    [&amp;lt;000000006a389304&amp;gt;] kmalloc_trace+0x21/0x110
    [&amp;lt;000000008d640eea&amp;gt;] watchdog_dev_register+0x4e/0x780 [watchdog]
    [&amp;lt;0000000053c9f248&amp;gt;] __watchdog_register_device+0x4f0/0x680 [watchdog]
    [&amp;lt;00000000b2979824&amp;gt;] watchdog_register_device+0xd2/0x110 [watchdog]
    [&amp;lt;000000001f730178&amp;gt;] 0xffffffffc10880ae
    [&amp;lt;000000007a1a8bcc&amp;gt;] do_one_initcall+0xcb/0x4d0
    [&amp;lt;00000000b98be325&amp;gt;] do_init_module+0x1ca/0x5f0
    [&amp;lt;0000000046d08e7c&amp;gt;] load_module+0x6133/0x70f0
    ...&lt;/p&gt;
&lt;p&gt;unreferenced object 0xffff888105b9fa80 (size 16):
  comm &amp;#34;&amp;#34;modprobe&amp;#34;&amp;#34;, pid 28147, jiffies 4353426116 (age 61.741s)
  hex dump (first 16 bytes):
    77 61 74 63 68 64 6f 67 31 00 b9 05 81 88 ff ff  watchdog1.......
  backtrace:
    [&amp;lt;000000007f001ffd&amp;gt;] __kmem_cache_alloc_node+0x157/0x220
    [&amp;lt;00000000486ab89b&amp;gt;] __kmalloc_node_track_caller+0x44/0x1b0
    [&amp;lt;000000005a39aab0&amp;gt;] kvasprintf+0xb5/0x140
    [&amp;lt;0000000024806f85&amp;gt;] kvasprintf_const+0x55/0x180
    [&amp;lt;000000009276cb7f&amp;gt;] k…&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;watchdog: Fix kmemleak in watchdog_cdev_register&lt;/p&gt;
&lt;p&gt;kmemleak reports memory leaks in watchdog_dev_register, as follows:
unreferenced object 0xffff888116233000 (size 2048):
  comm &amp;#34;&amp;#34;modprobe&amp;#34;&amp;#34;, pid 28147, jiffies 4353426116 (age 61.741s)
  hex dump (first 32 bytes):
    80 fa b9 05 81 88 ff ff 08 30 23 16 81 88 ff ff  .........0#.....
    08 30 23 16 81 88 ff ff 00 00 00 00 00 00 00 00  .0#.............
  backtrace:
    [&amp;lt;000000007f001ffd&amp;gt;] __kmem_cache_alloc_node+0x157/0x220
    [&amp;lt;000000006a389304&amp;gt;] kmalloc_trace+0x21/0x110
    [&amp;lt;000000008d640eea&amp;gt;] watchdog_dev_register+0x4e/0x780 [watchdog]
    [&amp;lt;0000000053c9f248&amp;gt;] __watchdog_register_device+0x4f0/0x680 [watchdog]
    [&amp;lt;00000000b2979824&amp;gt;] watchdog_register_device+0xd2/0x110 [watchdog]
    [&amp;lt;000000001f730178&amp;gt;] 0xffffffffc10880ae
    [&amp;lt;000000007a1a8bcc&amp;gt;] do_one_initcall+0xcb/0x4d0
    [&amp;lt;00000000b98be325&amp;gt;] do_init_module+0x1ca/0x5f0
    [&amp;lt;0000000046d08e7c&amp;gt;] load_module+0x6133/0x70f0
    ...&lt;/p&gt;
&lt;p&gt;unreferenced object 0xffff888105b9fa80 (size 16):
  comm &amp;#34;&amp;#34;modprobe&amp;#34;&amp;#34;, pid 28147, jiffies 4353426116 (age 61.741s)
  hex dump (first 16 bytes):
    77 61 74 63 68 64 6f 67 31 00 b9 05 81 88 ff ff  watchdog1.......
  backtrace:
    [&amp;lt;000000007f001ffd&amp;gt;] __kmem_cache_alloc_node+0x157/0x220
    [&amp;lt;00000000486ab89b&amp;gt;] __kmalloc_node_track_caller+0x44/0x1b0
    [&amp;lt;000000005a39aab0&amp;gt;] kvasprintf+0xb5/0x140
    [&amp;lt;0000000024806f85&amp;gt;] kvasprintf_const+0x55/0x180
    [&amp;lt;000000009276cb7f&amp;gt;] k…&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2023-53234</guid>
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