| From bippy-5f407fcff5a0 Mon Sep 17 00:00:00 2001 |
| From: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| To: <linux-cve-announce@vger.kernel.org> |
| Reply-to: <cve@kernel.org>, <linux-kernel@vger.kernel.org> |
| Subject: CVE-2024-35868: smb: client: fix potential UAF in cifs_stats_proc_write() |
| |
| Description |
| =========== |
| |
| In the Linux kernel, the following vulnerability has been resolved: |
| |
| smb: client: fix potential UAF in cifs_stats_proc_write() |
| |
| Skip sessions that are being teared down (status == SES_EXITING) to |
| avoid UAF. |
| |
| The Linux kernel CVE team has assigned CVE-2024-35868 to this issue. |
| |
| |
| Affected and fixed versions |
| =========================== |
| |
| Fixed in 6.1.85 with commit 8fefd166fcb368c5fcf48238e3f7c8af829e0a72 |
| Fixed in 6.6.26 with commit cf03020c56d3ed28c4942280957a007b5e9544f7 |
| Fixed in 6.8.5 with commit 5b5475ce69f02ecc1b13ea23106e5b89c690429b |
| Fixed in 6.9 with commit d3da25c5ac84430f89875ca7485a3828150a7e0a |
| |
| 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-2024-35868 |
| 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/smb/client/cifs_debug.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/8fefd166fcb368c5fcf48238e3f7c8af829e0a72 |
| https://git.kernel.org/stable/c/cf03020c56d3ed28c4942280957a007b5e9544f7 |
| https://git.kernel.org/stable/c/5b5475ce69f02ecc1b13ea23106e5b89c690429b |
| https://git.kernel.org/stable/c/d3da25c5ac84430f89875ca7485a3828150a7e0a |
