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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
    <description>Contains only the most 10 recent entries.</description>
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    <lastBuildDate>Fri, 02 Oct 2026 00:39:46 +0000</lastBuildDate>
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      <title>CVE-2022-50262 — fs/ntfs3: Validate BOOT record_size</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2022-50262</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;fs/ntfs3: Validate BOOT record_size&lt;/p&gt;
&lt;p&gt;When the NTFS BOOT record_size field &amp;lt; 0, it represents a
shift value. However, there is no sanity check on the shift result
and the sbi-&amp;gt;record_bits calculation through blksize_bits() assumes
the size always &amp;gt; 256, which could lead to NPD while mounting a
malformed NTFS image.&lt;/p&gt;
&lt;p&gt;[  318.675159] BUG: kernel NULL pointer dereference, address: 0000000000000158
[  318.675682] #PF: supervisor read access in kernel mode
[  318.675869] #PF: error_code(0x0000) - not-present page
[  318.676246] PGD 0 P4D 0
[  318.676502] Oops: 0000 [#1] PREEMPT SMP NOPTI
[  318.676934] CPU: 0 PID: 259 Comm: mount Not tainted 5.19.0 #5
[  318.677289] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
[  318.678136] RIP: 0010:ni_find_attr+0x2d/0x1c0
[  318.678656] Code: 89 ca 4d 89 c7 41 56 41 55 41 54 41 89 cc 55 48 89 fd 53 48 89 d3 48 83 ec 20 65 48 8b 04 25 28 00 00 00 48 89 44 24 180
[  318.679848] RSP: 0018:ffffa6c8c0297bd8 EFLAGS: 00000246
[  318.680104] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000080
[  318.680790] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[  318.681679] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[  318.682577] R10: 0000000000000000 R11: 0000000000000005 R12: 0000000000000080
[  318.683015] R13: ffff8d5582e68400 R14: 0000000000000100 R15: 00000000…&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;fs/ntfs3: Validate BOOT record_size&lt;/p&gt;
&lt;p&gt;When the NTFS BOOT record_size field &amp;lt; 0, it represents a
shift value. However, there is no sanity check on the shift result
and the sbi-&amp;gt;record_bits calculation through blksize_bits() assumes
the size always &amp;gt; 256, which could lead to NPD while mounting a
malformed NTFS image.&lt;/p&gt;
&lt;p&gt;[  318.675159] BUG: kernel NULL pointer dereference, address: 0000000000000158
[  318.675682] #PF: supervisor read access in kernel mode
[  318.675869] #PF: error_code(0x0000) - not-present page
[  318.676246] PGD 0 P4D 0
[  318.676502] Oops: 0000 [#1] PREEMPT SMP NOPTI
[  318.676934] CPU: 0 PID: 259 Comm: mount Not tainted 5.19.0 #5
[  318.677289] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
[  318.678136] RIP: 0010:ni_find_attr+0x2d/0x1c0
[  318.678656] Code: 89 ca 4d 89 c7 41 56 41 55 41 54 41 89 cc 55 48 89 fd 53 48 89 d3 48 83 ec 20 65 48 8b 04 25 28 00 00 00 48 89 44 24 180
[  318.679848] RSP: 0018:ffffa6c8c0297bd8 EFLAGS: 00000246
[  318.680104] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000080
[  318.680790] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[  318.681679] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[  318.682577] R10: 0000000000000000 R11: 0000000000000005 R12: 0000000000000080
[  318.683015] R13: ffff8d5582e68400 R14: 0000000000000100 R15: 00000000…&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2022-50262</guid>
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