CVE-2022-3566— Linux Kernel TCP tcp_setsockopt race condition
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I. Basic Information for CVE-2022-3566
Vulnerability Information
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Vulnerability Title
Linux Kernel TCP tcp_setsockopt race condition
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability, which was classified as problematic, was found in Linux Kernel. This affects the function tcp_getsockopt/tcp_setsockopt of the component TCP Handler. The manipulation leads to race condition. It is recommended to apply a patch to fix this issue. The identifier VDB-211089 was assigned to this vulnerability.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在竞争条件问题漏洞，该漏洞源于两个线程在输出结果时依赖事件出现的顺序或者出现时机。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2022-3566
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Same Patch Batch · Linux · 2022-10-17 · 11 CVEs total
| CVE-2022-3534 | 5.5 MEDIUM | Linux Kernel libbpf btf_dump.c btf_dump_name_dups use after free |
| CVE-2022-3541 | 5.5 MEDIUM | Linux Kernel BPF spl2sw_driver.c spl2sw_nvmem_get_mac_address use after free |
| CVE-2022-3545 | 5.5 MEDIUM | Linux Kernel IPsec nfp_cppcore.c area_cache_get use after free |
| CVE-2022-3564 | 5.5 MEDIUM | Linux Kernel Bluetooth l2cap_core.c l2cap_reassemble_sdu use after free |
| CVE-2022-3565 | 4.6 MEDIUM | Linux Kernel Bluetooth l1oip_core.c del_timer use after free |
| CVE-2022-3567 | 4.6 MEDIUM | Linux Kernel IPv6 inet6_dgram_ops race condition |
| CVE-2022-3533 | 3.5 LOW | Linux Kernel BPF usdt.c parse_usdt_arg memory leak |
| CVE-2022-3543 | 3.5 LOW | Linux Kernel BPF af_unix.c unix_release_sock memory leak |
| CVE-2022-3544 | 3.5 LOW | Linux Kernel Netfilter sysfs.c damon_sysfs_add_target memory leak |
| CVE-2022-3563 | 3.5 LOW | Linux Kernel BlueZ mgmt-tester.c read_50_controller_cap_complete null pointer dereference |
IV. Related Vulnerabilities
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Information Leakage in kernel
Same vendor: Linux
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scsi: storvsc: Fix scheduling while atomic on PREEMPT_RT - CVE-2026-43474
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unshare: fix unshare_fs() handling
V. Comments for CVE-2022-3566
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