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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 04:47:55 +0000</lastBuildDate>
    <item>
      <title>CVE-2026-98081 — btrfs: zoned: finish active block group cleanup if call_zone_finish() fails</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-98081</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;btrfs: zoned: finish active block group cleanup if call_zone_finish() fails&lt;/p&gt;
&lt;p&gt;do_zone_finish() clears BLOCK_GROUP_FLAG_ZONE_IS_ACTIVE before finishing
the zones. If call_zone_finish() then fails it returned early, leaving the
now inactive block group on fs_info-&amp;gt;zone_active_bgs, leaking its
reference, the BTRFS_FS_NEED_ZONE_FINISH waiters are never woken, and as
its alloc_offset equals the zone capacity btrfs_zone_finish_one_bg() keeps
selecting it, spinning btrfs_zoned_activate_one_bg().&lt;/p&gt;
&lt;p&gt;Fall through to the cleanup on failure too and return the error, but keep
the block group read-only as its zones are left inconsistent.&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;btrfs: zoned: finish active block group cleanup if call_zone_finish() fails&lt;/p&gt;
&lt;p&gt;do_zone_finish() clears BLOCK_GROUP_FLAG_ZONE_IS_ACTIVE before finishing
the zones. If call_zone_finish() then fails it returned early, leaving the
now inactive block group on fs_info-&amp;gt;zone_active_bgs, leaking its
reference, the BTRFS_FS_NEED_ZONE_FINISH waiters are never woken, and as
its alloc_offset equals the zone capacity btrfs_zone_finish_one_bg() keeps
selecting it, spinning btrfs_zoned_activate_one_bg().&lt;/p&gt;
&lt;p&gt;Fall through to the cleanup on failure too and return the error, but keep
the block group read-only as its zones are left inconsistent.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2026-98081</guid>
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