CVE-2022-49918

MEDIUM EPSS 6.2%
Published May 1, 20251y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published May 1, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix WARNING in __ip_vs_cleanup_batch() During the initialization of ip_vs_conn_net_init(), if file ip_vs_conn or ip_vs_conn_sync fails to be created, the initialization is successful by default. Therefore, the ip_vs_conn or ip_vs_conn_sync file doesn't be found during the remove. The following is the stack information: name 'ip_vs_conn_sync' WARNING: CPU: 3 PID: 9 at fs/proc/generic.c:712 remove_proc_entry+0x389/0x460 Modules linked in: Workqueue: netns cleanup_net RIP: 0010:remove_proc_entry+0x389/0x460 Call Trace: <TASK> __ip_vs_cleanup_batch+0x7d/0x120 ops_exit_list+0x125/0x170 cleanup_net+0x4ea/0xb00 process_one_work+0x9bf/0x1710 worker_thread+0x665/0x1080 kthread+0x2e4/0x3a0 ret_from_fork+0x1f/0x30 </TASK>

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
6.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 8

VendorProductVersionRange
linuxlinux_kernel*≥2.6.39  –  <4.19.265
linuxlinux_kernel*≥4.20  –  <5.4.224
linuxlinux_kernel*≥5.5  –  <5.10.154
linuxlinux_kernel*≥5.11  –  <5.15.78
linuxlinux_kernel*≥5.16  –  <6.0.8
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any

References 6

  • git.kernel.org https://git.kernel.org/stable/c/3d00c6a0da8ddcf75213e004765e4a42acc71d5d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5ee2d6b726b0ce339e36569e5849692f4cf4595e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7effc4ce3d1434ce6ff286866585a6e905fdbfc1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/931f56d59c854263b32075bfac56fdb3b1598d1b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e724220b826e008764309d2a1f55a9434a4e1530
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f08ee2aa24c076f81d84e26e213d8c6f4efd9f50
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/3d00c6a0da8ddcf75213e004765e4a42acc71d5d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5ee2d6b726b0ce339e36569e5849692f4cf4595e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7effc4ce3d1434ce6ff286866585a6e905fdbfc1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/931f56d59c854263b32075bfac56fdb3b1598d1b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e724220b826e008764309d2a1f55a9434a4e1530
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f08ee2aa24c076f81d84e26e213d8c6f4efd9f50
    Patch