CVE-2022-49918
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
01/05/2025
Last modified:
12/11/2025
Description
In the Linux kernel, the following vulnerability has been resolved:<br />
<br />
ipvs: fix WARNING in __ip_vs_cleanup_batch()<br />
<br />
During the initialization of ip_vs_conn_net_init(), if file ip_vs_conn<br />
or ip_vs_conn_sync fails to be created, the initialization is successful<br />
by default. Therefore, the ip_vs_conn or ip_vs_conn_sync file doesn&#39;t<br />
be found during the remove.<br />
<br />
The following is the stack information:<br />
name &#39;ip_vs_conn_sync&#39;<br />
WARNING: CPU: 3 PID: 9 at fs/proc/generic.c:712<br />
remove_proc_entry+0x389/0x460<br />
Modules linked in:<br />
Workqueue: netns cleanup_net<br />
RIP: 0010:remove_proc_entry+0x389/0x460<br />
Call Trace:<br />
<br />
__ip_vs_cleanup_batch+0x7d/0x120<br />
ops_exit_list+0x125/0x170<br />
cleanup_net+0x4ea/0xb00<br />
process_one_work+0x9bf/0x1710<br />
worker_thread+0x665/0x1080<br />
kthread+0x2e4/0x3a0<br />
ret_from_fork+0x1f/0x30<br />
Impact
Base Score 3.x
5.50
Severity 3.x
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 2.6.39 (including) | 4.19.265 (excluding) |
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 4.20 (including) | 5.4.224 (excluding) |
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 5.5 (including) | 5.10.154 (excluding) |
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 5.11 (including) | 5.15.78 (excluding) |
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 5.16 (including) | 6.0.8 (excluding) |
| cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- https://git.kernel.org/stable/c/3d00c6a0da8ddcf75213e004765e4a42acc71d5d
- https://git.kernel.org/stable/c/5ee2d6b726b0ce339e36569e5849692f4cf4595e
- https://git.kernel.org/stable/c/7effc4ce3d1434ce6ff286866585a6e905fdbfc1
- https://git.kernel.org/stable/c/931f56d59c854263b32075bfac56fdb3b1598d1b
- https://git.kernel.org/stable/c/e724220b826e008764309d2a1f55a9434a4e1530
- https://git.kernel.org/stable/c/f08ee2aa24c076f81d84e26e213d8c6f4efd9f50



