CVE-2022-49903

MEDIUM EPSS 7.6%
Published May 1, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published May 1, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix WARNING in ip6_route_net_exit_late() During the initialization of ip6_route_net_init_late(), if file ipv6_route or rt6_stats fails to be created, the initialization is successful by default. Therefore, the ipv6_route or rt6_stats file doesn't be found during the remove in ip6_route_net_exit_late(). It will cause WRNING. The following is the stack information: name 'rt6_stats' WARNING: CPU: 0 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 PKRU: 55555554 Call Trace: <TASK> ops_exit_list+0xb0/0x170 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
7.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 8

VendorProductVersionRange
linuxlinux_kernel*≥2.6.26  –  <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/080589287127838046077904f34d5054ea0f895c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/0ed71af4d017d2bd2cbb8f7254f613a4914def26
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/381453770f731f0f43616a1cd4c759b7807a1517
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5dbb47ee89762da433cd8458788d7640c85f1a07
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/768b3c745fe5789f2430bdab02f35a9ad1148d97
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/83fbf246ced54dadd7b9adc2a16efeff30ba944d
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/080589287127838046077904f34d5054ea0f895c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/0ed71af4d017d2bd2cbb8f7254f613a4914def26
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/381453770f731f0f43616a1cd4c759b7807a1517
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5dbb47ee89762da433cd8458788d7640c85f1a07
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/768b3c745fe5789f2430bdab02f35a9ad1148d97
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/83fbf246ced54dadd7b9adc2a16efeff30ba944d
    Patch