From bippy-d175d3acf727 Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman To: Reply-to: , Subject: CVE-2021-47568: ksmbd: fix memleak in get_file_stream_info() Description =========== In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix memleak in get_file_stream_info() Fix memleak in get_file_stream_info() The Linux kernel CVE team has assigned CVE-2021-47568 to this issue. Affected and fixed versions =========================== Issue introduced in 5.15 with commit 34061d6b76a4 and fixed in 5.15.6 with commit 11e659827c3a Issue introduced in 5.15 with commit 34061d6b76a4 and fixed in 5.16 with commit 178ca6f85aa3 Please see https://www.kernel.org for a full list of currently supported kernel versions by the kernel community. Unaffected versions might change over time as fixes are backported to older supported kernel versions. The official CVE entry at https://cve.org/CVERecord/?id=CVE-2021-47568 will be updated if fixes are backported, please check that for the most up to date information about this issue. Affected files ============== The file(s) affected by this issue are: fs/ksmbd/smb2pdu.c Mitigation ========== The Linux kernel CVE team recommends that you update to the latest stable kernel version for this, and many other bugfixes. Individual changes are never tested alone, but rather are part of a larger kernel release. Cherry-picking individual commits is not recommended or supported by the Linux kernel community at all. If however, updating to the latest release is impossible, the individual changes to resolve this issue can be found at these commits: https://git.kernel.org/stable/c/11e659827c3a2facb3a04e08cc97ff14d5091f51 https://git.kernel.org/stable/c/178ca6f85aa3231094467691f5ea1ff2f398aa8d