cnvd-2022-29295
Vulnerability from cnvd
Title: Linux kernel缓冲区溢出漏洞（CNVD-2022-29295）
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存在缓冲区溢出漏洞，攻击者可利用该漏洞绕过Linux内核的访问限制，通过bpf per_cpu_ptr来读取或修改数据。
Severity: 高
Formal description:
厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://vigilance.fr/vulnerability/Linux-kernel-read-write-access-via-bpf-per-cpu-ptr-37648
Reference: https://vigilance.fr/vulnerability/Linux-kernel-read-write-access-via-bpf-per-cpu-ptr-37648
Impacted products
| Name | Linux Linux kernel |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2022-0500"
}
},
"description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\n\nLinux kernel\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7Linux\u5185\u6838\u7684\u8bbf\u95ee\u9650\u5236\uff0c\u901a\u8fc7bpf per_cpu_ptr\u6765\u8bfb\u53d6\u6216\u4fee\u6539\u6570\u636e\u3002",
"formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://vigilance.fr/vulnerability/Linux-kernel-read-write-access-via-bpf-per-cpu-ptr-37648",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2022-29295",
"openTime": "2022-04-15",
"products": {
"product": "Linux Linux kernel"
},
"referenceLink": "https://vigilance.fr/vulnerability/Linux-kernel-read-write-access-via-bpf-per-cpu-ptr-37648",
"serverity": "\u9ad8",
"submitTime": "2022-03-01",
"title": "Linux kernel\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2022-29295\uff09"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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