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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Tue, 29 Sep 2026 14:29:05 +0000</lastBuildDate>
    <item>
      <title>CVE-2023-53852 — nvme-core: fix memory leak in dhchap_secret_store</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2023-53852</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;nvme-core: fix memory leak in dhchap_secret_store&lt;/p&gt;
&lt;p&gt;Free dhchap_secret in nvme_ctrl_dhchap_secret_store() before we return
fix following kmemleack:-&lt;/p&gt;
&lt;p&gt;unreferenced object 0xffff8886376ea800 (size 64):
  comm &amp;#34;check&amp;#34;, pid 22048, jiffies 4344316705 (age 92.199s)
  hex dump (first 32 bytes):
    44 48 48 43 2d 31 3a 30 30 3a 6e 78 72 35 4b 67  DHHC-1:00:nxr5Kg
    75 58 34 75 6f 41 78 73 4a 61 34 63 2f 68 75 4c  uX4uoAxsJa4c/huL
  backtrace:
    [&amp;lt;0000000030ce5d4b&amp;gt;] __kmalloc+0x4b/0x130
    [&amp;lt;000000009be1cdc1&amp;gt;] nvme_ctrl_dhchap_secret_store+0x8f/0x160 [nvme_core]
    [&amp;lt;00000000ac06c96a&amp;gt;] kernfs_fop_write_iter+0x12b/0x1c0
    [&amp;lt;00000000437e7ced&amp;gt;] vfs_write+0x2ba/0x3c0
    [&amp;lt;00000000f9491baf&amp;gt;] ksys_write+0x5f/0xe0
    [&amp;lt;000000001c46513d&amp;gt;] do_syscall_64+0x3b/0x90
    [&amp;lt;00000000ecf348fe&amp;gt;] entry_SYSCALL_64_after_hwframe+0x72/0xdc
unreferenced object 0xffff8886376eaf00 (size 64):
  comm &amp;#34;check&amp;#34;, pid 22048, jiffies 4344316736 (age 92.168s)
  hex dump (first 32 bytes):
    44 48 48 43 2d 31 3a 30 30 3a 6e 78 72 35 4b 67  DHHC-1:00:nxr5Kg
    75 58 34 75 6f 41 78 73 4a 61 34 63 2f 68 75 4c  uX4uoAxsJa4c/huL
  backtrace:
    [&amp;lt;0000000030ce5d4b&amp;gt;] __kmalloc+0x4b/0x130
    [&amp;lt;000000009be1cdc1&amp;gt;] nvme_ctrl_dhchap_secret_store+0x8f/0x160 [nvme_core]
    [&amp;lt;00000000ac06c96a&amp;gt;] kernfs_fop_write_iter+0x12b/0x1c0
    [&amp;lt;00000000437e7ced&amp;gt;] vfs_write+0x2ba/0x3c0
    [&amp;lt;00000000f9491baf&amp;gt;] ksys_write+0x5f/0xe0
    [&amp;lt;000000001c46513d&amp;gt;] do_sy…&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;nvme-core: fix memory leak in dhchap_secret_store&lt;/p&gt;
&lt;p&gt;Free dhchap_secret in nvme_ctrl_dhchap_secret_store() before we return
fix following kmemleack:-&lt;/p&gt;
&lt;p&gt;unreferenced object 0xffff8886376ea800 (size 64):
  comm &amp;#34;check&amp;#34;, pid 22048, jiffies 4344316705 (age 92.199s)
  hex dump (first 32 bytes):
    44 48 48 43 2d 31 3a 30 30 3a 6e 78 72 35 4b 67  DHHC-1:00:nxr5Kg
    75 58 34 75 6f 41 78 73 4a 61 34 63 2f 68 75 4c  uX4uoAxsJa4c/huL
  backtrace:
    [&amp;lt;0000000030ce5d4b&amp;gt;] __kmalloc+0x4b/0x130
    [&amp;lt;000000009be1cdc1&amp;gt;] nvme_ctrl_dhchap_secret_store+0x8f/0x160 [nvme_core]
    [&amp;lt;00000000ac06c96a&amp;gt;] kernfs_fop_write_iter+0x12b/0x1c0
    [&amp;lt;00000000437e7ced&amp;gt;] vfs_write+0x2ba/0x3c0
    [&amp;lt;00000000f9491baf&amp;gt;] ksys_write+0x5f/0xe0
    [&amp;lt;000000001c46513d&amp;gt;] do_syscall_64+0x3b/0x90
    [&amp;lt;00000000ecf348fe&amp;gt;] entry_SYSCALL_64_after_hwframe+0x72/0xdc
unreferenced object 0xffff8886376eaf00 (size 64):
  comm &amp;#34;check&amp;#34;, pid 22048, jiffies 4344316736 (age 92.168s)
  hex dump (first 32 bytes):
    44 48 48 43 2d 31 3a 30 30 3a 6e 78 72 35 4b 67  DHHC-1:00:nxr5Kg
    75 58 34 75 6f 41 78 73 4a 61 34 63 2f 68 75 4c  uX4uoAxsJa4c/huL
  backtrace:
    [&amp;lt;0000000030ce5d4b&amp;gt;] __kmalloc+0x4b/0x130
    [&amp;lt;000000009be1cdc1&amp;gt;] nvme_ctrl_dhchap_secret_store+0x8f/0x160 [nvme_core]
    [&amp;lt;00000000ac06c96a&amp;gt;] kernfs_fop_write_iter+0x12b/0x1c0
    [&amp;lt;00000000437e7ced&amp;gt;] vfs_write+0x2ba/0x3c0
    [&amp;lt;00000000f9491baf&amp;gt;] ksys_write+0x5f/0xe0
    [&amp;lt;000000001c46513d&amp;gt;] do_sy…&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2023-53852</guid>
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