https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 27 Oct 2026 09:05:44 +0000 https://db.gcve.eu/vuln/cve-2026-98941 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>ext4: don&#39;t enable large folios on encrypted inodes</p> <p>Commit 709f0f1f1bf5 (&#34;ext4: add checks for large folio incompatibilities when BS &gt; PS&#34;) disables large folios at mount time if the &#34;encrypt&#34; feature is set. However, enabling that feature on a mounted filesystem circumvents that check, and writing encrypted data results in a crash:</p> <p>BUG: kernel NULL pointer dereference, address: 0000000000000028 Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work RIP: 0010:ext4_finish_bio+0xf7/0x3e0 Call Trace: ext4_release_io_end+0x51/0x110 ext4_end_io_end+0x4c/0xe0 ext4_end_io_rsv_work+0xb3/0x100</p> <p>Fix this by disabling large folios on encrypted inodes, as is already done for inodes that use data journaling.</p> <p>This affects all kernels between v6.19 and v7.2, but it is not needed in v7.3, where the code was significantly refactored.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>ext4: don&#39;t enable large folios on encrypted inodes</p> <p>Commit 709f0f1f1bf5 (&#34;ext4: add checks for large folio incompatibilities when BS &gt; PS&#34;) disables large folios at mount time if the &#34;encrypt&#34; feature is set. However, enabling that feature on a mounted filesystem circumvents that check, and writing encrypted data results in a crash:</p> <p>BUG: kernel NULL pointer dereference, address: 0000000000000028 Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work RIP: 0010:ext4_finish_bio+0xf7/0x3e0 Call Trace: ext4_release_io_end+0x51/0x110 ext4_end_io_end+0x4c/0xe0 ext4_end_io_rsv_work+0xb3/0x100</p> <p>Fix this by disabling large folios on encrypted inodes, as is already done for inodes that use data journaling.</p> <p>This affects all kernels between v6.19 and v7.2, but it is not needed in v7.3, where the code was significantly refactored.</p> https://db.gcve.eu/vuln/cve-2026-98941