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Message-ID: <2024052104-CVE-2023-52747-a85f@gregkh> Date: Tue, 21 May 2024 17:23:24 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-cve-announce@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org> Subject: CVE-2023-52747: IB/hfi1: Restore allocated resources on failed copyout Description =========== In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Restore allocated resources on failed copyout Fix a resource leak if an error occurs. The Linux kernel CVE team has assigned CVE-2023-52747 to this issue. Affected and fixed versions =========================== Issue introduced in 4.15 with commit f404ca4c7ea8 and fixed in 4.19.273 with commit 00d9e212b8a3 Issue introduced in 4.15 with commit f404ca4c7ea8 and fixed in 5.4.232 with commit 7896accedf5b Issue introduced in 4.15 with commit f404ca4c7ea8 and fixed in 5.10.168 with commit 79b595d95914 Issue introduced in 4.15 with commit f404ca4c7ea8 and fixed in 5.15.94 with commit 9bae58d58b6b Issue introduced in 4.15 with commit f404ca4c7ea8 and fixed in 6.1.12 with commit 0a4f811f2e5d Issue introduced in 4.15 with commit f404ca4c7ea8 and fixed in 6.2 with commit 6601fc0d15ff 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-2023-52747 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: drivers/infiniband/hw/hfi1/file_ops.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/00d9e212b8a39e6ffcf31b9d2e503d2bf6009d45 https://git.kernel.org/stable/c/7896accedf5bf1277d2f305718e36dc8bac7e321 https://git.kernel.org/stable/c/79b595d9591426156a9e0635a5b5115508a36fef https://git.kernel.org/stable/c/9bae58d58b6bb73b572356b31a62d2afc7378d12 https://git.kernel.org/stable/c/0a4f811f2e5d07bbd0c9226f4afb0a1270a831ae https://git.kernel.org/stable/c/6601fc0d15ffc20654e39486f9bef35567106d68
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