CVE-2026-98901: Linux

Описание

Оригинално описание

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix lease break and ack state handling Do not skip valid lease states containing WRITE_CACHING when breaking level-II/read leases for writes and truncates. Handle lease break acknowledgments according to the SMB2 rule that the acknowledged state must be a subset of the server's break target. Apply the acknowledged state directly and keep the break pending on failed ACKs.

Засегнати продукти

• Linux Linux: e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 преди 17699905a381621c1cee5b6528feb05acedc86a4; e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 преди 3251ea36df5eef58aa207fbee48849d89b922ea6; e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 преди fba4653a0b4dc2f6d42600abe21fb326292f70ff; e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 преди 5015191096db311759fef98769270336cd8b1324
• Linux Linux: 5.15; преди 5.15; 6.6.158 до 6.6.*; 6.12.111 до 6.12.*; 6.18.53 до 6.18.*; от 7.2 нататък

История

Други уязвимости в Linux Linux

• 8.1CVE-2026-99270
• 7.8CVE-2026-99269
• CVE-2026-99265
• CVE-2026-99261
• CVE-2026-99260

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2026-98901
• https://nvd.nist.gov/vuln/detail/CVE-2026-98901
• https://git.kernel.org/stable/c/17699905a381621c1cee5b6528feb05acedc86a4
• https://git.kernel.org/stable/c/3251ea36df5eef58aa207fbee48849d89b922ea6
• https://git.kernel.org/stable/c/fba4653a0b4dc2f6d42600abe21fb326292f70ff
• https://git.kernel.org/stable/c/5015191096db311759fef98769270336cd8b1324