CVEvulnerability
CVE-2022-49638
4.7 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2025-02-26
- Last modified
- 2026-06-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 4.7 MEDIUM — CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 4.7 MEDIUM — CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-362
Description
In the Linux kernel, the following vulnerability has been resolved:
icmp: Fix data-races around sysctl.
While reading icmp sysctl variables, they can be changed concurrently.
So, we need to add READ_ONCE() to avoid data-races.
Affected configurations
• linux linux kernel (>= 3.18 < 4.9.324)
• linux linux kernel (>= 4.10 < 4.14.289)
• linux linux kernel (>= 4.15 < 4.19.253)
• linux linux kernel (>= 4.20 < 5.4.207)
• linux linux kernel (>= 5.5 < 5.10.132)
• linux linux kernel (>= 5.11 < 5.15.56)
• linux linux kernel (>= 5.16 < 5.18.13)
• linux linux kernel 5.19
Related
Weakness · CWE (1)
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization weakness
References
- https://git.kernel.org/stable/c/0cba7ca667ceb06934746ddd9833a25847bde81d Patch
- https://git.kernel.org/stable/c/1740e5922fbb705637ae9fa5203db132fc45f9f6 Patch
- https://git.kernel.org/stable/c/48d7ee321ea5182c6a70782aa186422a70e67e22 Patch
- https://git.kernel.org/stable/c/53ecd09ef2fb35fa69667ae8e414ef6b00fd3bf6 Patch
- https://git.kernel.org/stable/c/798c2cf57c63ab39c8aac24d6a3d50f4fa5eeb06 Patch
- https://git.kernel.org/stable/c/e088ceb73c24ab4774da391d54a6426f4bfaefce Patch
- https://git.kernel.org/stable/c/e2828e8c605853f71267825c9415437c0a93e4f2 Patch
- https://git.kernel.org/stable/c/edeec63b13c252193d626c2a48d7a2f0e7016dc2 Patch