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CVE-2026-98447

xfs: fix wild memcpy access when formatting ondisk rtrefcount btree roots PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: xfs: fix wild memcpy access when formatting ondisk rtrefcount btree roots LOLLM noticed that the inode btree root formatting methods copy too many bytes -- there's only one set of keys in node blocks, not two. This causes memory corruption of whatever's beyond the buffers.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected f0415af60f482a2192065be8b334b409495ca8a3 before d46492fb8018d12d00651b06b9d240e747110b38; affected f0415af60f482a2192065be8b334b409495ca8a3 before 2703b954d306ebfe3b11e33e259759329c11b690; affected f0415af60f482a2192065be8b334b409495ca8a3 before fe2f9135df43db849e74f03956d322ac20b59af7
Linux / Linuxaffected 6.14; unaffected 0 before 6.14; unaffected 6.18.55 through 6.18.*; unaffected 7.2.9 through 7.2.*; unaffected 7.3 through *

CWE

No CWE identifiers supplied.

References