cnvd-2021-22865
Vulnerability from cnvd
Title: Linux kernel缓冲区溢出漏洞（CNVD-2021-22865）
Description:
Linux kernel是一种计算机操作系统内核，以C语言和汇编语言写成，符合POSIX标准，按GNU通用公共许可证发行。
Linux kernel 5.11.8及更早版本中的sound/soc/qcom/sdm845.c soundwire设备驱动程序在遇到意外的端口ID号时存在缓冲区溢出漏洞。目前没有详细的漏洞细节提供。
Severity: 中
Patch Name: Linux kernel缓冲区溢出漏洞（CNVD-2021-22865）的补丁
Patch Description:
Linux kernel是一种计算机操作系统内核，以C语言和汇编语言写成，符合POSIX标准，按GNU通用公共许可证发行。
Linux kernel 5.11.8及更早版本中的sound/soc/qcom/sdm845.c soundwire设备驱动程序在遇到意外的端口ID号时存在缓冲区溢出漏洞。目前没有详细的漏洞细节提供。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。
Formal description:
厂商已发布了漏洞修复程序，请及时关注更新：https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=1c668e1c0a0f74472469cd514f40c9012b324c31
Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-28952
Impacted products
| Name | Linux Linux kernel <=5.11.8 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2021-28952",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-28952"
}
},
"description": "Linux kernel\u662f\u4e00\u79cd\u8ba1\u7b97\u673a\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\uff0c\u4ee5C\u8bed\u8a00\u548c\u6c47\u7f16\u8bed\u8a00\u5199\u6210\uff0c\u7b26\u5408POSIX\u6807\u51c6\uff0c\u6309GNU\u901a\u7528\u516c\u5171\u8bb8\u53ef\u8bc1\u53d1\u884c\u3002\n\nLinux kernel 5.11.8\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684sound/soc/qcom/sdm845.c soundwire\u8bbe\u5907\u9a71\u52a8\u7a0b\u5e8f\u5728\u9047\u5230\u610f\u5916\u7684\u7aef\u53e3ID\u53f7\u65f6\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
"formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1ahttps://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=1c668e1c0a0f74472469cd514f40c9012b324c31",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2021-22865",
"openTime": "2021-03-26",
"patchDescription": "Linux kernel\u662f\u4e00\u79cd\u8ba1\u7b97\u673a\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\uff0c\u4ee5C\u8bed\u8a00\u548c\u6c47\u7f16\u8bed\u8a00\u5199\u6210\uff0c\u7b26\u5408POSIX\u6807\u51c6\uff0c\u6309GNU\u901a\u7528\u516c\u5171\u8bb8\u53ef\u8bc1\u53d1\u884c\u3002\r\n\r\nLinux kernel 5.11.8\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684sound/soc/qcom/sdm845.c soundwire\u8bbe\u5907\u9a71\u52a8\u7a0b\u5e8f\u5728\u9047\u5230\u610f\u5916\u7684\u7aef\u53e3ID\u53f7\u65f6\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
"patchName": "Linux kernel\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-22865\uff09\u7684\u8865\u4e01",
"products": {
"product": "Linux Linux kernel \u003c=5.11.8"
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-28952",
"serverity": "\u4e2d",
"submitTime": "2021-03-22",
"title": "Linux kernel\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-22865\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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