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    <lastBuildDate>Wed, 30 Sep 2026 08:23:25 +0000</lastBuildDate>
    <item>
      <title>CVE-2023-54154 — scsi: target: core: Fix target_cmd_counter leak</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2023-54154</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;scsi: target: core: Fix target_cmd_counter leak&lt;/p&gt;
&lt;p&gt;The target_cmd_counter struct allocated via target_alloc_cmd_counter() is
never freed, resulting in leaks across various transport types, e.g.:&lt;/p&gt;
&lt;p&gt;unreferenced object 0xffff88801f920120 (size 96):
  comm &amp;#34;sh&amp;#34;, pid 102, jiffies 4294892535 (age 713.412s)
  hex dump (first 32 bytes):
    07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 38 01 92 1f 80 88 ff ff  ........8.......
  backtrace:
    [&amp;lt;00000000e58a6252&amp;gt;] kmalloc_trace+0x11/0x20
    [&amp;lt;0000000043af4b2f&amp;gt;] target_alloc_cmd_counter+0x17/0x90 [target_core_mod]
    [&amp;lt;000000007da2dfa7&amp;gt;] target_setup_session+0x2d/0x140 [target_core_mod]
    [&amp;lt;0000000068feef86&amp;gt;] tcm_loop_tpg_nexus_store+0x19b/0x350 [tcm_loop]
    [&amp;lt;000000006a80e021&amp;gt;] configfs_write_iter+0xb1/0x120
    [&amp;lt;00000000e9f4d860&amp;gt;] vfs_write+0x2e4/0x3c0
    [&amp;lt;000000008143433b&amp;gt;] ksys_write+0x80/0xb0
    [&amp;lt;00000000a7df29b2&amp;gt;] do_syscall_64+0x42/0x90
    [&amp;lt;0000000053f45fb8&amp;gt;] entry_SYSCALL_64_after_hwframe+0x6e/0xd8&lt;/p&gt;
&lt;p&gt;Free the structure alongside the corresponding iscsit_conn / se_sess
parent.&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;scsi: target: core: Fix target_cmd_counter leak&lt;/p&gt;
&lt;p&gt;The target_cmd_counter struct allocated via target_alloc_cmd_counter() is
never freed, resulting in leaks across various transport types, e.g.:&lt;/p&gt;
&lt;p&gt;unreferenced object 0xffff88801f920120 (size 96):
  comm &amp;#34;sh&amp;#34;, pid 102, jiffies 4294892535 (age 713.412s)
  hex dump (first 32 bytes):
    07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 38 01 92 1f 80 88 ff ff  ........8.......
  backtrace:
    [&amp;lt;00000000e58a6252&amp;gt;] kmalloc_trace+0x11/0x20
    [&amp;lt;0000000043af4b2f&amp;gt;] target_alloc_cmd_counter+0x17/0x90 [target_core_mod]
    [&amp;lt;000000007da2dfa7&amp;gt;] target_setup_session+0x2d/0x140 [target_core_mod]
    [&amp;lt;0000000068feef86&amp;gt;] tcm_loop_tpg_nexus_store+0x19b/0x350 [tcm_loop]
    [&amp;lt;000000006a80e021&amp;gt;] configfs_write_iter+0xb1/0x120
    [&amp;lt;00000000e9f4d860&amp;gt;] vfs_write+0x2e4/0x3c0
    [&amp;lt;000000008143433b&amp;gt;] ksys_write+0x80/0xb0
    [&amp;lt;00000000a7df29b2&amp;gt;] do_syscall_64+0x42/0x90
    [&amp;lt;0000000053f45fb8&amp;gt;] entry_SYSCALL_64_after_hwframe+0x6e/0xd8&lt;/p&gt;
&lt;p&gt;Free the structure alongside the corresponding iscsit_conn / se_sess
parent.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2023-54154</guid>
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